Backend Software Engineer Ai Applications At Truemeter San Francisco Bay Area jobs in San Francisco – Browse 12,199 openings on RoboApply Jobs

Backend Software Engineer Ai Applications At Truemeter San Francisco Bay Area jobs in San Francisco

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Full-time|Hybrid|San Francisco Bay Area

Backend Software Engineer – AI Applications San Francisco Bay Area | Hybrid (3 days onsite, 2 remote)About TrueMeterAt TrueMeter, we are revolutionizing the way businesses manage their energy costs. The U.S. power grid was not designed for the AI era, and we are here to change that. With the rising demand for data centers and the lagging adoption of renewable energy, many businesses are facing increasing utility bills. Our solution? The AI Energy Agent—a system that simplifies and reduces energy costs by consolidating multiple utility bills into a single, affordable subscription. Since our MVP launch in May 2024, we have successfully onboarded millions in energy spending from notable brands. As a seed-stage startup backed by prominent Silicon Valley investors, we are poised for rapid growth.If you are passionate about developing AI-driven systems that can make a significant impact on the planet, we want to hear from you!The RoleWe are seeking a Backend Software Engineer (AI Applications) who thrives in fast-paced, early-stage environments. In this role, you will transform ideas and prototypes into functional systems in a matter of days.You will be responsible for creating the backend infrastructure that powers our AI Energy Agent, including LLM-driven systems that analyze, structure, and interpret energy data. This includes integrating with multiple utility APIs, managing data pipelines, and developing services that ensure our AI solutions are effective and reliable.You will collaborate closely with the co-founder/CTO and a talented team of engineers, designing scalable backend systems that can grow from 10 customers to 10,000, all while taking ownership of your work and delivering with pride.What You Will CreateAI-Driven Backends: Develop production systems that connect LLMs and coding agents to our data and product APIs.Service Architecture: Design and implement fast, secure microservices using Python (and optionally TypeScript).Data Integration: Build reliable connectors to energy company portals and public data sources.Infrastructure for Intelligence: Help architect the backend infrastructure that enables AI agents to read, reason, and act autonomously across our data stack.Performance & Scalability: Own systems that are designed to operate 24/7 with low latency and high reliability.

Nov 4, 2025
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Full-time|On-site|San Francisco Bay Area

Join Us at Retell AIRetell AI is revolutionizing the call center industry by leveraging innovative voice AI technology based on first principles.In just 18 months since our inception, we have attracted thousands of companies that rely on Retell's AI voice agents to efficiently manage sales, support, and logistics calls, previously handled by large teams of human agents. Supported by renowned investors such as Y Combinator and Alt Capital, we have rapidly grown from $5M to $36M in Annual Recurring Revenue (ARR) with a dedicated team of 20.Looking ahead to 2026, our ambition is to establish a state-of-the-art customer experience platform entirely powered by AI. We aim to create intelligent AI “workers” capable of serving as frontline agents, quality assurance analysts, and managers, continuously optimizing customer interactions without the need for constant human oversight.We are on an exciting growth trajectory and are seeking driven individuals who are eager to solve complex technical challenges, accelerate progress, and make a significant impact at one of the fastest-growing voice AI startups.Let’s innovate the future together!Ranked as a top 50 AI app by a16z: https://tinyurl.com/5853dt2x#4 on Brex's Fast-Growing Software Vendors of 2025: https://www.brex.com/journal/brex-benchmark-december-2025One of the top startups on: https://leanaileaderboard.com/

Dec 3, 2024
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companyEma logo
Full-time|Hybrid|San Francisco Bay Area

About UsEma is at the forefront of developing next-generation AI technologies designed to empower every employee within the enterprise landscape, enhancing their creativity and productivity. Our cutting-edge proprietary technology enables businesses to automate repetitive tasks efficiently, introducing Ema as the Universal AI employee. Founded by former executives from Google, Coinbase, and Okta, along with seasoned entrepreneurs, we are financially backed by some of the world's leading investors and angels. Ema operates from Silicon Valley and Bangalore, and this position offers a hybrid work model, requiring in-office attendance three days a week.Your RoleWe are on the lookout for a passionate Software Engineer to join our dynamic Ema team. If you have a knack for designing and building maintainable software applications and enjoy tackling complex problems, we want to hear from you. We value creativity and are excited to welcome someone who thrives in a mission-driven, fast-paced startup environment.Key ResponsibilitiesDesign, develop, and maintain enterprise software applications, focusing on API, data, application, and service development.Create clean, efficient, and maintainable code while implementing a test-driven development approach.Build scalable and robust backend systems utilizing programming languages such as Go and Python.Develop and manage APIs using REST and gRPC protocols.Create and maintain scalable data schemas in databases like PostgreSQL and Clickhouse.Contribute to front-end interface development using HTML, CSS, and JavaScript frameworks like React or Angular.Ensure application security by adhering to industry best practices.Continuously enhance software development processes and methodologies.QualificationsBachelor's degree in Computer Science or a related field.A minimum of 4 years of experience in software development.Strong understanding of algorithms, data structures, and object-oriented programming.Proficiency in backend development with languages such as Python and Go.Familiarity with database technologies including PostgreSQL, Elastic, and Redis.Experience in designing and developing API platforms and integration systems.Knowledge of cloud technologies such as GCP, AWS, and Azure.

Dec 3, 2025
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companyEma logo
Full-time|$135K/yr - $200K/yr|Hybrid|San Francisco Bay Area

Who are we?At Ema, we are pioneering the future of AI technology, empowering employees across enterprises to unleash their creativity and productivity. Our innovative platform enables businesses to delegate repetitive tasks to Ema, the Universal AI employee. Founded by former leaders from Google, Coinbase, and Okta, we are backed by world-class investors and angels. Our headquarters are located in Silicon Valley and Bangalore, and this position offers a hybrid work model with three days in the office each week.Who are you?We are looking for a dedicated Backend Software Engineer to join our dynamic team. You possess a passion for creating maintainable software solutions and are an innovative problem solver who can navigate through complexities. Most importantly, you are eager to contribute to a mission-driven, fast-paced startup that aims to make a significant impact.Your Responsibilities:Design, develop, and maintain enterprise software applications, focusing on APIs, data processing, and service development.Write clean, efficient, and maintainable code using a test-driven development approach.Construct scalable and reliable backend systems utilizing programming languages such as Go and Python.Create and manage APIs using REST and gRPC protocols.Develop and uphold scalable and extensible data schemas with technologies like PostgreSQL and Clickhouse.Contribute to frontend interfaces using HTML, CSS, and JavaScript frameworks like React or Angular.Ensure security and adherence to industry best practices in all applications.Continuously enhance software development processes and methodologies.Qualifications:Bachelor's degree in Computer Science or a related field.Minimum of 4 years of relevant experience in software development.Strong understanding of algorithms, data structures, and object-oriented programming principles.Proficient in backend development with experience in languages such as Python and Go.Familiarity with database technologies, including PostgreSQL, Elastic, and Redis.Experience designing and implementing API platforms and integration systems.Knowledge of cloud technologies such as GCP, AWS, and Azure.

Mar 11, 2025
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companyAtoB logo
Full-time|On-site|San Francisco Bay Area

Join Our MissionThe trucking and logistics sector is essential to our economy, yet its payment infrastructure is outdated and inefficient. At AtoB, we are on a mission to revolutionize payment systems for this industry. We've identified the challenges faced by hardworking professionals in trucking — from outdated tools to hidden fees, and we are committed to delivering solutions that prioritize their needs.About AtoBOur goal is to create a seamless payment experience akin to Stripe, tailor-made for the transportation industry. We understand the critical role of timely capital movement in supply chains and strive to ensure it happens smoothly and fairly. Every product we develop enhances user experience and works intelligently within the unique constraints our customers face daily, whether they are fleet managers or drivers.Our ExpertiseOur founding team boasts extensive experience in the tech and payments landscape, with backgrounds from industry leaders like Cruise Automation, Uber, Google, Meta, and Stripe. We've attracted over $125 million in funding from prominent investors, including General Catalyst, Y Combinator, and major tech founders, positioning us as a leader in innovation within our sector.Recognized by Forbes as one of the Next Billion-Dollar Startups, we are also proud to join the World Economic Forum as a Global Innovator.

Jul 2, 2025
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company
Full-time|On-site|San Francisco

Join Saris AI as a Staff Backend Software Engineer, where you will play a pivotal role in developing innovative solutions that harness the power of artificial intelligence. In this dynamic position, you will collaborate with cross-functional teams, design scalable systems, and contribute to the overall architecture of our backend solutions.

Apr 9, 2026
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company
Full-time|On-site|San Francisco Bay Area

About TaktOur Vision: A world where factories are intelligent.At Takt, we are revolutionizing manufacturing by developing the cognitive capabilities of factories.Despite a decade of digitization efforts involving sensors, software, and dashboards, many factories remain unintelligent. Data is often scattered across various disconnected systems, trapped in reports, and reliant on the unwritten know-how of individuals.The challenge lies not in data collection, but in transforming this data into actionable institutional intelligence.Takt is advancing the manufacturing landscape by seamlessly integrating AI agents with deep operational context throughout the entire production stack. Our systems analyze what is happening, why it is occurring, and what actions to take, acting as a continuous strategic advisor for factory leadership across sales, operations, supply chain, and finance.This is not merely another chatbot or analytics tool; we are at the forefront of AI reasoning and decision-making in critical, real-world environments. Just as Tesla redefined automobiles as software-centric systems, Takt is transforming manufacturing into a software-driven industry.FundingTakt is proudly backed by Pear VC (investors in Doordash and Gusto) and is a participant in the PearX accelerator program.Visit our website: www.taktconnect.comFoundersTakt was founded by Adhitya Raghavan (CEO) and Will Zunker (CTO). Adhitya's journey from a small village in South India to leading Takt is fueled by his personal experiences on factory floors. His path led him through prestigious institutions such as Princeton (Mechanical & Aerospace Engineering), Harvard (MBA, Baker Scholar), and Bain, and now he is committed to addressing the $8 trillion waste problem in the manufacturing sector.

Feb 2, 2026
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companyEma logo
Full-time|$135K/yr - $300K/yr|Hybrid|San Francisco Bay Area

About UsEma is at the forefront of developing cutting-edge AI technology designed to enhance creativity and productivity for every employee within the enterprise. Our innovative solutions enable businesses to automate repetitive tasks through Ema, the Universal AI employee. Founded by industry veterans from Google, Coinbase, and Okta, we are backed by some of the world's leading investors and angels. With headquarters in Silicon Valley and Bangalore, we offer a dynamic hybrid work environment, with employees expected to work from the office three days a week.Your RoleWe are on the lookout for a skilled Backend Software Engineering Lead to join our vibrant team. In this role, you will spearhead the design, development, and maintenance of our enterprise software applications. Collaborating with a multidisciplinary team of product managers, designers, and developers, you will deliver top-notch software solutions tailored to meet our enterprise clients' needs. The ideal candidate will possess extensive experience across the technology stack and a strong grasp of web frameworks, APIs, databases, and various back-end programming languages. Above all, you should be passionate about contributing to a rapidly growing startup with a mission to make a significant impact.Key ResponsibilitiesDevelop and maintain enterprise software applications, focusing on API, data, application, and service development.Write clean, efficient, and maintainable code through a test-driven development process.Construct scalable and reliable back-end systems using programming languages such as Go and Python.Design and maintain APIs utilizing REST or GraphQL standards.Integrate various enterprise applications and services using scalable frameworks like FastAPI.Create and manage data schemas with PostgreSQL, Redshift, etc.Contribute to front-end interfaces employing HTML, CSS, and JavaScript frameworks like React or Angular.Ensure application security and adherence to industry best practices.Continuously enhance software development processes and methodologies.

Mar 27, 2025
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companydapster logo
Full-time|Hybrid|San Francisco Bay Area

Dapster is actively seeking a Lead Hardware Engineer to become a pivotal part of our dynamic team. As a rapidly growing startup, this position offers the unique opportunity to influence our foundational technologies and products.About Dapster: We are dedicated to revolutionizing the market with AI-driven robotic picking solutions. Recently, we secured a significant pilot project with a top retailer, providing us with dilution-free funding to further develop our core technology.If you're eager to engage in innovative work alongside a talented and humble team, and want to share in the rewards of joining us at such an early stage, we’d love to hear from you!

Oct 13, 2023
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companyBrain Co. logo
Full-time|On-site|San Francisco Bay Area

About Brain Co.At Brain Co., we are pioneering the infrastructure that transforms cutting-edge AI research into impactful real-world applications. We operate at the forefront of making AI viable in complex, high-stakes environments, especially within government and regulated sectors where manual processes are still prevalent.Our mission is to ensure that AI systems are reliable, scalable, and trustworthy in practical settings. This entails advancing beyond mere demonstrations and models to create robust platforms that facilitate intricate workflows, human-in-the-loop processes, and production-grade reliability at scale.About the RoleAs an AI Platform Backend Engineer, you will be responsible for developing and managing the core backend systems that drive Brain Co.’s AI platform. This is a strategic and high-impact role: your contributions will empower product teams, ML engineers, and customer implementations to operate more effectively and securely.You will design and oversee backend services that facilitate complex AI workflows (including multi-step reasoning, tool usage, and human-in-the-loop processes), emphasizing scalability, reliability, and user experience. Your journey will take systems from initial technical exploration to production deployment, often navigating ambiguous challenges where your insights will shape optimal solutions.This position provides considerable autonomy and the potential to evolve into broader technical and organizational leadership roles over time.

Oct 28, 2025
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Full-time|On-site|San Francisco Bay Area

About HexusAt Hexus, we are dedicated to unlocking the hidden potential of AI and personalization for businesses. Our passion lies in revolutionizing product-led growth, transforming how companies connect with their customers, thereby enhancing product adoption and ensuring long-term success. With a robust suite of AI-driven tools, Hexus enables businesses to optimize their PLG strategies across Sales, Marketing, and Customer Experience.Supported by leading investors, industry experts, and renowned angel investors, our team is spearheaded by former FAANG founders with extensive experience in SaaS, ML, and UX. Join us in our mission to redefine customer experiences through AI and personalization.Your RoleAs a dynamic, design-driven startup, we are seeking a talented Senior Product Engineer to join our early-stage team. You will be instrumental in actualizing our product vision by creating clean, intuitive UI and UX, developing robust editing tools, and ensuring top-notch performance. We seek an individual who raises the bar for what’s achievable online and is passionate about crafting exceptional responsive, interactive, and enjoyable user experiences.In this role, you will:Collaborate closely with the founding team to design engaging user experiences.Execute critical projects that empower our customers daily.Rapidly prototype and iterate on new features and functionalities, driving ongoing innovation.Architect efficient and reusable frontend systems that support complex web applications.Contribute to shaping the direction of our design-led product.Qualifications5+ years of experience in frontend development.Proficiency in front-end development using TypeScript, React, NextJS, and Node.js.Strong skills in design and styling with frameworks like Tailwind or Material Design.Comprehensive understanding of the entire web stack, including protocols and web server optimization techniques.Familiarity with modern deep learning models (GPT, LLAMA, BERT, Whisper, Stable Diffusion, etc.).Capacity to grasp user challenges and convert them into features and products.A desire to thrive in a fast-paced, iterative startup environment.

Nov 18, 2024
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companyLightning AI logo
Full-time|$120K/yr - $250K/yr|Hybrid|San Francisco, California, United States

Who We AreLightning AI, the driving force behind PyTorch Lightning, was established in 2019. We have developed a comprehensive platform that streamlines the process of creating, training, and deploying AI systems, transforming innovative ideas from research to production with greater efficiency.Following our merger with Voltage Park, a leading neocloud and AI Factory, we are proud to combine cutting-edge developer-focused software with cost-effective, large-scale computational resources. Our platform provides teams with essential tools for experimentation, training, and production inference, all while ensuring security, observability, and control.Our clients range from independent researchers to startups and large enterprises. Lightning AI has a global footprint, with offices in New York City, San Francisco, Seattle, and London, and is supported by prominent investors including Coatue, Index Ventures, Bain Capital Ventures, and Firstminute.Our ValuesMove Fast: We prioritize speed and precision, breaking down complex challenges into manageable steps.Focus: We tackle one goal at a time, working collaboratively to deliver features with accuracy.Balance: We believe sustained performance is rooted in rest and recovery, promoting a healthy work-life balance to optimize your performance.Craftsmanship: We value excellence and attention to detail, taking pride in honing our skills.Minimal: We embrace simplicity as a driver of innovation, eliminating unnecessary complexity through disciplined focus on what truly matters.What We're Looking ForWe are seeking a talented Backend Engineer to contribute to the development and scaling of the Lightning AI platform, encompassing frontend, CLI, API, billing, security, and integrations.The ideal candidate will take ownership of significant features and lead development efforts from conception to launch while collaborating with a highly skilled team of engineers, product managers, and designers. You will have the opportunity to advance groundbreaking technology that will reshape the machine-learning ecosystem!You will join the Blue Squad and report to our Director of Engineering. This is a hybrid position based in our Bay Area office, requiring in-office attendance two days per week.

Mar 17, 2026
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company
Full-time|Hybrid|San Francisco Bay Area

Join TrueMeter as an AI-Native Data Engineer San Francisco Bay Area | Hybrid (3 days onsite, 2 remote)About TrueMeterAt TrueMeter, we are pioneering the AI Energy Agent, transforming how businesses manage their energy expenses and savings. The increasing demand on energy grids due to AI and electrification has created a critical need for predictability and control in energy costs, which are rising at a staggering rate. TrueMeter addresses this challenge by converting complex, multi-utility bills into a simple, cost-effective, fixed-price subscription model powered by AI.Since our MVP launch in May 2024, we have successfully integrated millions of dollars in energy bills from renowned brands, validating our innovative solution.Founded by Stanford alumni and supported by leading Silicon Valley investors, we are rapidly expanding and are in search of exceptional AI-native engineers to join our dynamic team.Your RoleWe seek a passionate builder eager to construct innovative solutions swiftly. In this role, you will manage our data and AI infrastructure comprehensively: from pipelines and databases to APIs, laying the groundwork for coding agents and LLM workflows.You will collaborate closely with our co-founder/CTO, influencing the data flow within the organization—translating raw energy telemetry into significant business outcomes.This position embodies the essence of a startup: adaptability is key, speed is essential, and your contributions will have a profound impact.Key ResponsibilitiesDeveloping robust data pipelines and APIs to integrate with numerous utility providers and public energy data sources.Designing databases and ingestion systems to handle time-series energy data, billing, and telemetry.Creating scalable and cost-efficient GCP infrastructure, utilizing tools like BigQuery, Cloud SQL, and Secret Manager.Establishing infrastructure that enables the automation of workflows through coding agents and AI tools.Implementing CI/CD, observability, and automation processes to facilitate rapid and clean delivery.Documenting processes and collaborating across technical and business teams—translating technical work into understandable impact metrics.Who You AreAI-native—you possess a deep curiosity and a knack for innovation, eager to tackle complex challenges in the energy sector.

Nov 4, 2025
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companyArcade logo
Full-time|$220K/yr - $260K/yr|Hybrid|San Francisco Bay Area

About ArcadeArcade is dedicated to empowering teams to become exceptional storytellers by creating dynamic visual experiences. Our platform is utilized by over 22,000 teams to enhance their product narratives. We are a team of former Atlassian, AngelList, and Shopify professionals who believe in crafting beautiful, user-friendly products that significantly enhance how software companies present their offerings throughout the customer journey.While our team operates globally, we encourage new members to join us in a hybrid working environment based in our San Francisco, CA office. This is preferred but not mandatory.

Feb 6, 2026
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companymem0 logo
Full-time|On-site|San Francisco Bay Area

Role Overview:Take charge of the backend infrastructure that drives Mem0's innovative memory platform. You will craft intuitive REST APIs, model data using both relational and graph databases, and manage services in a live environment. When users encounter challenges, you will investigate the root causes, implement solutions, and enhance system robustness—all while working closely with frontend developers and researchers to deliver swift, dependable features.Key Responsibilities:Design & Deploy REST APIs: Establish contracts, manage versioning, authentication, and rate limiting; document migrations thoroughly.Data & Schema Modeling: Work with relational (Postgres) and graph databases (e.g., Neo4j); ensure data integrity and optimize performance.Troubleshoot Customer Issues: Utilize logs, metrics, and traces to identify problems, replicate them, resolve issues, and create preventive measures.Performance Optimization: Enhance SQL performance using EXPLAIN/ANALYZE, indexing, partitioning, pagination, and caching solutions (e.g., Redis).Service Development in Python: Leverage asynchronous programming with FastAPI/Starlette, Django/DRF, Flask, and manage background jobs, queues, and scheduling.Cloud Operations: Containerize applications using Docker, deploy on Kubernetes (EKS), and utilize AWS services (EC2, RDS/Aurora, S3, IAM).Instrumentation: Implement custom metrics, structured logging, and tracing; establish SLOs and alerts using CloudWatch/Prometheus/OpenTelemetry.Collaborative Shipping: Partner with frontend teams and researchers to define APIs and roll out features into production.

Jan 18, 2026
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companyOpenAI logo
Full-time|On-site|San Francisco

About Our TeamAt OpenAI, we are committed to ensuring that Artificial General Intelligence (AGI) benefits all of humanity. Our B2B applications team plays a crucial role in this mission, as we empower businesses, enterprises, and governments to revolutionize their operations, ultimately driving economic growth and enhancing human potential.We design, develop, and manage innovative products that bridge our groundbreaking research with real-world applications. Our infrastructure powers the OpenAI API and various enterprise solutions, enhancing productivity and efficiency for users globally. Our multidisciplinary teams collaborate in product engineering, backend infrastructure, and safety, ensuring OpenAI’s technology is delivered with utmost reliability, security, and an exceptional user experience.Your RoleWe are seeking talented backend engineers to architect and scale the systems that underpin our developer and enterprise applications. In this role, you will be responsible for building and maintaining the services and infrastructure that drive OpenAI's applications, which include large-scale distributed systems, databases, APIs, and data pipelines. You will work closely with product, research, and infrastructure teams to integrate new AI capabilities into production while ensuring performance, safety, and compliance on a global scale.Key Responsibilities:Lead the complete development lifecycle for new platform features and integrations with external systems.Collaborate with product managers, designers, and external stakeholders to identify challenges and implement innovative solutions.Partner with the research team to enhance the next generation of AI models.Your Background:5+ years of professional software engineering experience in roles at technology or product-focused companies.Experience as a founder or an early engineer in a startup environment is highly desirable.Proficient in one or more backend programming languages (e.g., Python, Go, Rust, TypeScript) and have a solid understanding of distributed systems.Passionate about building infrastructure that can handle billions of requests and manage vast datasets.Demonstrate a strong commitment to reliability, safety, and performance in production systems.An interest in AI/ML technologies is a plus, though direct experience is not mandatory.

Dec 12, 2025
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companyFurtherAI logo
Full-time|$150K/yr - $250K/yr|On-site|San Francisco

Role OverviewLocated in the heart of San Francisco, CA, this position is integral to our headquarters and does not support full-time remote work.Compensation for this role ranges from $150,000 to $250,000 annually, depending on experience, along with equity and comprehensive benefits.About FurtherAIAt FurtherAI, we are pioneering advanced AI agents tailored for the insurance sector, a market primed for innovation worth trillions. Having successfully secured over $30 million from prestigious investors such as Andreessen Horowitz, Y Combinator, Nexus, South Park Commons, and Converge, we've experienced a remarkable tenfold revenue growth this year. Our clientele includes some of the most renowned names in insurance, including a top 5 global insurance company. Our team merges profound AI knowledge with extensive entrepreneurial experience.We are currently seeking an extraordinary Software Engineer to join our foundational team and help shape our product and organizational culture.Why Work With Us?Accelerated Growth: Experience rapid revenue growth post-product-market fit.Exceptional Team: Our founding group features talents from Apple AI Research, four ex-Y Combinator founders, and six successful entrepreneurs. Our engineering team boasts backgrounds from Apple, Microsoft, Google, and Amazon.Deep Technical Challenges: Collaborate with a staff research scientist and a team of seven engineers tackling advanced AI and scalable backend solutions.Significant Market Influence: Our work is transformative, reshaping the insurance industry's operational landscape.Entrepreneurial Spirit: Ideal for those looking to take ownership of critical product areas and possibly launch their own ventures in the future.Your ResponsibilitiesDevelop and enhance the core product, ensuring optimal performance, reliability, and ongoing improvements.Take charge of substantial elements of the backend architecture using Python.Work closely with founders to define and guide the technical roadmap.Embrace a culture of extreme ownership within a dynamic, high-performance environment.Engage in-person at our San Francisco office (5 days a week).

Jan 5, 2026
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company
Full-time|On-site|San Francisco

About HappyRobotHappyRobot is a pioneering AI-native operating system designed for the real economy. We bridge the gap between intelligence and action by integrating real-time insights, specialized AI operatives, and orchestrating intelligence. Our technology empowers enterprises to manage complex, mission-critical operations with genuine autonomy.Our AI OS continually enhances knowledge, optimizes processes, and adapts over time. We are focusing initially on supply chain and large-scale industrial operations, where resilience, speed, and ongoing improvement are crucial—allowing humans to concentrate on strategy, creativity, and other high-value activities.Discover more about our vision in our Manifesto. To date, HappyRobot has secured $62M in funding, including a recent $44M Series B round in September 2025. Our investors include Y Combinator (YC), Andreessen Horowitz (a16z), and Base10—partners who share our commitment to transforming enterprise operations. We are channeling this investment into building a world-class team—individuals with relentless drive, exceptional problem-solving abilities, and a passion for pushing boundaries in a dynamic, high-intensity setting. If this resonates with you, consider joining HappyRobot.About The RoleAt HappyRobot, Backend Software Engineers take ownership of critical components of our product and infrastructure from inception to deployment. We are seeking passionate builders who excel in uncertain environments, value craftsmanship, and desire true ownership of their creations.

Dec 20, 2025
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companydelphina logo
Full-time|On-site|SF Bay Area

About DelphinaAt Delphina, we recognize the pain points that data scientists face today, often bogged down by the manual processes of data wrangling, model building through tedious trial and error, and cumbersome deployment rewrites. Many of the tools currently in use, such as Jupyter notebooks and Pandas, are over a decade old and inadequate for modern needs.Our mission is to revolutionize data utilization, empowering users to better understand the present and predict the future. Delphina serves as an AI Agent for Data Science, utilizing generative AI, large-scale optimization, and specialized infrastructure to automate essential, yet time-consuming tasks necessary for rapid model development. Our solution identifies relevant data, cleans it, trains models, and even automates the deployment of pipelines.Our team comprises seasoned professionals who have previously led substantial data science and machine learning initiatives, built successful startups, and created impactful tools for enterprise ML.We're supported by leading AI investors, including Fei-Fei Li, Radical VC, and Costanoa VC.What You’ll DoWe are seeking a talented Backend Software Engineer to join us as a founding team member at Delphina.As a key early hire, you will collaborate closely with our initial team to define product direction and make pivotal technical decisions, significantly influencing our technology, product, and company culture.Your responsibilities will include:Designing, developing, and deploying the systems and services that power our platform.Collaborating with a cross-functional team of scientists, researchers, and engineers to transform the landscape of machine learning.Ensuring our systems are reliable, secure, and deserving of our customers' trust.What We’re Looking ForExperience in leading and building production systems to achieve significant product goals.Proficiency in at least one backend programming language, such as Go, Python, Scala, or Java.A strong drive and ambition to create a product that exceeds expectations in innovative ways.A natural inclination towards continuous improvement of both our product and your own skills, embodying a growth mindset.

May 6, 2025
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companyCleric logo
Full-time|On-site|San Francisco

Join Our Innovative Team at ClericAt Cleric, we are on a mission to develop a cutting-edge autonomous AI agent designed to investigate and resolve production incidents efficiently. Our state-of-the-art agent utilizes large language models (LLMs) alongside advanced tools to comprehend complex systems, analyze problems, and implement corrective measures, even for unprecedented issues.Our technology is already making waves in high-scale companies across various sectors, including fintech, ride-sharing, and autonomous vehicles.About the RoleWe are seeking a talented Backend Software Engineer to join our dynamic team in scaling our autonomous agent technology. This position is perfect for engineers eager to develop, deploy, and enhance AI systems within real-world environments.You will collaborate closely with senior engineers on agent reasoning, integrations, and runtime systems, playing a pivotal role in delivering impactful customer-facing features.Your ResponsibilitiesEnhance capabilities of our autonomous agent and streamline tool execution workflowsDevelop and expand integrations with existing production systemsAssist in creating tools for agent evaluation and observabilityPartner with senior engineers to design, implement, and deliver new featuresGain insights into building reliable AI systems for production environmentsQualifications1–2 years of professional experience in software engineeringStrong understanding of software engineering principles and system designProficiency in Python (familiarity with other programming languages is a plus)A keen interest in AI, machine learning, and agentic systemsA passion for rapid learning and tackling real-world production challengesPreferred SkillsFamiliarity with AI/ML systems or LLM-based productsExperience with distributed systems or cloud infrastructureBackground in startup or fast-paced team settingsOur Work CultureSmall teams that create a significant impactEncouragement of radical candor in a supportive environmentEmphasis on in-person collaborationAn AI-first approach in all our endeavors

Jan 14, 2026

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