Senior Backend Software Engineer

What You’ll Be DoingDevelop and maintain a secure, highly available cloud infrastructure that efficiently ingests, quotes, and tracks millions of parts globally.Safeguard customer data throughout its lifecycle, particularly as we handle sensitive pre-production intellectual property.Establish and uphold high standards for software quality and performance.Engage in a hands-on capacity to tackle complex challenges, design elegant solutions, and write clear, testable code while leading by example.We seek individuals eager to delve into our most intricate modules and resolve our most challenging issues.Advocate for best practices that facilitate regular updates to our production systems. Software development is a collaborative endeavor, and we encourage our engineers to support one another in achieving team objectives, ensuring service uptime, and exchanging constructive feedback.Address a diverse range of technical systems and challenges as we rapidly expand our product and business.Your projects may include implementing token-based authentication, developing algorithms for optimal job matching with manufacturing partners, ensuring seamless failover between third-party shipping services, and refining database queries to enhance backend scalability.

At Drivetrain, we're dedicated to empowering businesses with our state-of-the-art financial planning and decision-making platform, enabling them to scale efficiently and meet their objectives with confidence.As a remote-first company based in the vibrant San Francisco Bay Area, founded by former Google experts in 2021, we're on an exciting growth trajectory backed by prominent venture capital firms.Our Culture:We foster an environment where our employees can flourish and feel fulfilled. Remote-Friendly: We bring together the brightest minds regardless of location, offering them extensive autonomy. Trust is at the core of our values. Open & Transparent: We believe that providing our creators with complete access to necessary information allows their best work to surface. Idea-Friendly: Our environment encourages experimentation, learning from failures, and the pursuit of innovative ideas. Everyone in the company has the chance to spark positive change, letting the best concepts thrive. Customer-Centric: Our product-led growth strategy focuses on continuous learning from our customers, collaborating to craft extraordinary software that embodies the essence of Drivetrain.About the RoleWe're seeking a talented Backend Engineer to join our dynamic team. This role involves tackling intricate challenges in backend application development, algorithms, system design, and production support.Responsibilities:You will be faced with stimulating technical challenges, such as designing abstractions that reduce custom code while accommodating diverse business needs, and managing data across multiple systems while ensuring clarity amid complexity.Work with a cutting-edge tech stack that includes Java, Spring, Hibernate, Redis, Elasticsearch, PostgreSQL, BigQuery, and AWS.Evaluate operational feasibility, defining problems, understanding requirements, developing solutions, and proposing improvements.Ensure the quality, maintainability, security, and total cost of ownership of developed components. Review peer code to provide constructive feedback aligned with best practices.Contribute to existing documentation and educational content, fostering a culture of continuous improvement.

About Our TeamThe GTM (Go-To-Market) Innovation team is a dynamic and innovative group dedicated to transforming customer engagement through cutting-edge applications of our technology. As a vital internal incubator, we enhance the effectiveness of Sales, Technical Success, Enablement, and Revenue Operations by deploying our technology on a large scale. Our mission is to enrich real-world interactions by reshaping customer conversations, learning from each exchange, and discovering new ways to demonstrate the value of our technology.About the RoleWe are seeking talented backend software engineers with a product-oriented mindset to join our GTM Innovation team. In this role, you will play a crucial part in helping OpenAI engage with the world at scale. You will collaborate closely with go-to-market teams to understand their workflows, identify opportunities for improvement, and develop innovative solutions utilizing OpenAI’s API platform.Your agility in moving from prototype to production will be essential, as your contributions will directly influence how customers interact with our technology in real-world settings. This role is perfect for engineers looking to engage directly with users, take ownership of end-to-end outcomes, and pioneer new categories of enterprise software.Key Responsibilities:Develop impactful applications and tools that drive OpenAI’s go-to-market initiatives.Oversee the entire product lifecycle for GTM: prototype, iterate, deploy, and maintain.Collaborate closely with Sales, Technical Success, and Revenue Operations to identify user needs and create tailored solutions.Utilize OpenAI’s models in innovative ways to address real-world customer and internal workflow challenges.Convert insights gained from user interactions into actionable feedback for our Applied and Research teams to guide product development.Qualifications:A minimum of 4 years of experience as a software/ML/product engineer working on user-facing systems.Experience as a founder or early engineer at a startup who has built a product from the ground up is highly desirable.Proficiency in Python or JavaScript and a strong capability in building full-stack applications.Experience building or prototyping LLM-powered workflows using the OpenAI API (or similar technologies).Demonstrated initiative, quick decision-making, and a profound sense of ownership.A passion for collaborating closely with end users to deliver exceptional solutions.

At Outsight, we celebrate the proactive spirit of individuals eager to contribute to our mission. If you are passionate about what we do and believe your skills and experiences align with our vision, we invite you to submit a spontaneous application.To apply, please upload your resume, and our dedicated recruitment team will review your submission. If a suitable opportunity arises, we will reach out to you promptly. Thank you for considering Outsight as your future workplace; we look forward to connecting with you.

Are you looking to become a part of a dynamic and forward-thinking company? If you are enthusiastic about technology and innovation but don’t see a current opening that fits your profile, we encourage you to apply here! We are always on the lookout for talented individuals who can contribute to our mission.

About WorkWhileAt WorkWhile, we are dedicated to empowering hourly workers to achieve financial stability and improved quality of life. With over 80 million Americans engaged in hourly employment, many face unpredictable schedules, low wages, and scarce benefits, which can lead to economic hardship.Our innovative platform is transforming the landscape of frontline work by fostering a more adaptable and effective labor market. Leveraging advanced AI technology, WorkWhile enables businesses to swiftly connect with top-tier talent. Workers enjoy same-day pay, complimentary telehealth services, opportunities for skill advancement, and the flexibility to select shifts that align with their expertise and personal schedules.Our ambitious aim is to harmonize incentives and address inefficiencies in the labor market, challenging the $650 billion staffing and recruiting industry. Supported by Khosla Ventures and celebrated by the Inc. 5000 for remarkable growth, WorkWhile is at the forefront of redefining the future of work.

At Plaid, we're reimagining the future of financial interactions. Join us in our mission to empower developers and enhance the financial lives of millions. As a Senior Backend Software Engineer, you will play a pivotal role in creating robust tools that streamline how users connect their financial accounts to various applications. Collaborate with industry leaders and contribute to a network that spans over 12,000 financial institutions across North America and Europe. You’ll be instrumental in driving innovation and excellence in our engineering practices while working alongside a talented team committed to making a real impact in the financial landscape.

Role Overview Sigma Computing builds a high-performance data platform aimed at making data accessible and useful. The engineering team focuses on modern data architecture and delivers features that help organizations explore and analyze data efficiently. As the team grows in San Francisco, Sigma is looking for a Senior Backend Software Engineer who enjoys solving complex problems and contributing to a product used by a wide range of users. What You Will Do Tackle challenging problems related to providing interactive experiences on data warehouses for exploration and analysis. Work with technologies including Rust, Go, GraphQL, Node, and Kubernetes. Build backend distributed services, design algorithms, and create APIs for a cloud-based application. Debug, track, and resolve product or system issues as they arise. Design and implement new backend features to support a growing user base. Participate in design and code reviews with teammates and stakeholders to maintain high standards and share knowledge. Location This position is based in San Francisco, CA.

The RoleAs a Senior Backend Software Engineer at ComfyUI, you will spearhead vital backend projects that empower millions of creatives to harness AI through our platform. Your responsibilities will include developing robust distributed systems, creating data models that accommodate rapid growth, and addressing complex scaling and optimization challenges. You will also contribute code to our open-source initiatives, ComfyUI, and Comfy Cloud. While our backend technology stack includes Python, Go, Kubernetes, and Postgres, we prioritize your adaptability and coding proficiency over specific language familiarity.Ideal Candidate ProfileYou thrive on taking ownership of high-quality feature development.You are innovative and regularly devise creative solutions to complex problems.You have a track record of building exceptional products, valuing user experience alongside engineering excellence.You possess a deep understanding of distributed systems and have experience scaling large systems.Your ResponsibilitiesCollaborate with a cross-functional team to rapidly implement features, often transitioning from concept to production in mere days.Release features that have a direct impact on millions of ComfyUI users.Help define our technical direction as we scale.Sample ProjectsDeploy diverse custom nodes developed by the open-source community in a secure and sustainable manner.Develop algorithms for scheduling a diverse range of workflows on GPU nodes, optimizing for latency and throughput.Create a notification system from the ground up in just one week.Preferred QualificationsWillingness to dive deep into infrastructure (Kubernetes/Helm) to achieve objectives.We value your eagerness to learn and deliver quality code over familiarity with our entire stack. Our approach to problem-solving is about acquiring the knowledge needed to tackle challenges, rather than sticking to what we know.About ComfyUIComfyUI stands as the premier visual AI platform, an open and modular framework enabling anyone to construct, personalize, and automate AI workflows with precision and full control.

HeartFlow Inc. seeks a Senior Backend Software Engineer in San Francisco, California. This role centers on designing and enhancing backend systems that power the company’s cardiovascular analysis platform. The technology supports both clients and clinicians, contributing to patient care in the medical field. Key responsibilities Build and improve backend software components for HeartFlow’s main platform Work closely with engineering, product, and clinical teams Support software quality and reliability for medical use Take part in solutions that aim to improve cardiovascular health outcomes Location This position is onsite in San Francisco, California.

At Julius, we are experiencing rapid growth, connecting with millions of knowledge workers. We invite a talented backend engineer to join our dynamic and highly skilled team, dedicated to transforming AI-powered code execution and data analysis.As a Senior Backend Software Engineer, you will take the lead in designing, implementing, and scaling the systems that drive our web and mobile applications.Your Responsibilities:Develop innovative products that integrate AI capabilities for millions of knowledge workers.Architect and enhance backend systems that support the core functionalities of Julius.Create robust interfaces between backend systems and web/mobile clients.Focus on scaling and load balancing of web server backends to meet evolving demands.Qualifications:Proficient in Python or a similar backend programming language.Extensive experience with database management, pooling, and concurrency.Familiarity with cloud services such as AWS, GCP, or Azure.Knowledge of infrastructure tools like Kubernetes and Terraform (or a desire to learn).Strong skills in designing extensible systems.Minimum of 2 years of engineering experience.Bonus: Experience with R programming language.Bonus: Prior work on AI side projects and interest in experimenting with LLMs.About Julius:Location: San Francisco, CA Type: Full TimeCompensation: Competitive base salary with significant equity options.Benefits: Comprehensive health and dental coverage, gym reimbursement, and daily team lunches.We are an innovative applied AI lab focused on creating coding agents. Our mission is to empower one billion individuals to become software creators, starting with data science and analysis applications. Our users include professionals from finance, operations, scientific research, and academia.

About Our TeamThe Knowledge Innovation team at OpenAI is at the forefront of transforming the way knowledge is harnessed and applied. We are developing a sophisticated, model-driven knowledge ecosystem that continually adapts to the evolving needs of our products, systems, and clients. By utilizing cutting-edge models and technologies—some of which are still in development—we aim to assist and automate operations that serve both internal stakeholders and external clients worldwide. Our team operates as a cohesive, multi-disciplinary unit, thriving on rapid feedback from customers, some of whom are just a few pods away. We prioritize swift iteration and engineering for sustainable, long-term impact, consistently identifying patterns across diverse tasks and focusing on building intuitive solutions that apply premier knowledge across various domains.Our work showcases the transformative potential of OpenAI technologies. We design systems that demonstrate the significant leverage achievable through well-crafted AI implementations. By addressing internal use cases centered around knowledge systems, automation solutions, and intelligent agents, we validate our impact before scaling up.About This RoleWe are searching for a talented Backend Software Engineer to architect and expand the infrastructure that underpins our knowledge systems. This technical and cross-functional position involves developing resilient systems and backend services that serve as the backbone for how knowledge is generated, accessed, and utilized throughout OpenAI.In this role, you will:Design, develop, and maintain backend services and APIs to facilitate intelligent automation and knowledge systems.Integrate and organize data across internal platforms, optimizing it for downstream systems and AI workflows.Work closely with product, research, and engineering teams to embed OpenAI models into impactful workflows.Take ownership of the entire development lifecycle for new backend systems and internal platform capabilities.Build with scalability and maintainability in mind while rapidly iterating on innovative ideas.You may be a strong candidate if you possess:A minimum of 4 years of backend engineering experience in product-focused companies (excluding internships).Expertise in backend technologies; our tech stack includes...

About UsWe are an innovative stealth-mode company funded by a16z Speedrun, dedicated to empowering leading consumer brands to achieve exceptional growth. Our cutting-edge solutions have gained the trust of pioneering organizations like Higgsfield and Promova among others. As we expand, we seek talented individuals who are eager to make a significant impact in the realm of consumer technology. You will be part of a passionate team at a crucial juncture, thriving in an environment that champions initiative, ambition, and creative solutions.The RoleAs a Senior Backend Engineer, you will be instrumental in developing and maintaining the essential backend infrastructure that powers our products. Your responsibilities will include:Designing scalable architectures that effectively support new product features and business objectives.Leading the development, deployment, and optimization of backend services to ensure top performance, reliability, and maintainability.Collaborating with cross-functional teams to seamlessly integrate third-party platforms, APIs, and cutting-edge AI technologies.Facilitating technical discussions, providing mentorship, and sharing best practices with fellow team members.Actively contributing to the continuous enhancement of our engineering standards and development workflows.Proactively identifying and addressing complex technical challenges to ensure stable and secure operations.What We ExpectA minimum of 5 years of professional experience in backend development, showcasing a history of delivering reliable and scalable systems.Advanced expertise in server-side programming and experience in designing database-driven applications.A solid understanding of API development, systems integration, and software engineering best practices.Proven experience in building and maintaining production environments that scale effectively for real users.An independent, proactive approach to problem-solving, coupled with the ability to drive projects forward.A commitment to joining our team full-time, with a desire to grow within a fast-paced, ambitious startup.How to ApplyPlease send us a brief introduction about yourself, along with a description of a technical project or system you are most proud of. We are excited to learn how you can contribute to our vision and success.

About the PositionAs a Senior Backend Engineer at Nash, you will be instrumental in the design and development of our backend systems, services, and APIs. Collaborating closely with our CTO, co-founder, and the engineering and product teams, you will help scale our platform, enhance performance, and build a robust infrastructure that facilitates seamless logistics operations. This role presents an exciting opportunity to contribute to Nash as we create innovative products across the logistics value chain for enterprises, marketplaces, and small to medium-sized businesses (SMBs).Key ResponsibilitiesDesign, develop, and maintain high-performance, scalable backend services and APIs.Architect and implement efficient data structures and models.Optimize system performance, scalability, and security.Debug, troubleshoot, and resolve backend issues in production environments.Work closely with frontend engineers to develop seamless API integrations.Implement best practices for observability, monitoring, and logging to ensure system reliability.Collaborate both independently and as part of a team to tackle complex technical challenges.Promote best practices in documentation, testing, and maintainability.Qualifications4+ years of experience in developing and deploying scalable backend systems.Proficient in Python and related backend frameworks.Experience in designing and utilizing RESTful APIs and databases (e.g., PostgreSQL, AWS RDS).Solid understanding of cloud platforms (preferably AWS) and deployment best practices, including managed services (serverless, databases, queues) and CI/CD pipelines.In-depth knowledge of scalable system design and performance optimization.Exceptional problem-solving skills with the ability to work independently in a dynamic environment.Startup experience is advantageous but not mandatory.Preference for candidates located in the Bay Area; Nash operates a hybrid-first product team with an office in San Francisco.Bonus: Familiarity with AsyncIO and event-driven programming.

About UsAurora is on a mission to safely and efficiently revolutionize transportation through self-driving technology. Our innovations are set to create a new era in mobility and logistics, enhancing accessibility and safety for everyone.Join us as we solve complex challenges alongside passionate and talented individuals, expanding your expertise in the field. Stay updated with our latest developments by visiting aurora.tech or following us on LinkedIn.Aurora seeks enthusiastic individuals with diverse backgrounds who are eager to shape the future of transportation. We are currently looking for an outstanding Staff-level Backend Software Engineer to join our Aurora Services Engineering team, playing a pivotal role in developing our suite of fleet management tools.The Aurora Services Engineering team is dedicated to creating full-stack solutions, including backend services, web applications, mobile apps, and real-time onboard code, facilitating commercial operations of autonomous vehicle fleets at scale. Our goal is to build software that manages vehicle assignments, provides remote support, oversees fleet management, and processes customer orders. As we prepare for significant fleet expansion and API-level integration with partners, our tools will be vital to the efficient daily operations of our business.In your role as a Staff Backend Software Engineer, you will develop solutions for autonomous vehicle terminal operations, including launching and landing vehicles at Aurora and its major customers' locations. You will enhance existing products with new features and create entirely new solutions. Your contributions will be crucial in transforming how terminal operations function at Aurora.

About FormalAt Formal, we are redefining data security with our innovative platform that empowers teams to effortlessly manage and understand their data.We are developing a cutting-edge protocol-aware reverse-proxy for datastores and APIs, enabling organizations to gain real-time insights into their data management. This ensures that sensitive information is handled with utmost care through robust masking, filtering, and anonymization policies.Our solutions are trusted by industry leaders like Ramp, Gusto, and Notion, addressing critical needs in data security, compliance, quality management, and infrastructure access.Backed by leading venture capital firms such as Thrive Capital and Y Combinator, along with angel investors who are executives and founders from top tech companies like Datadog, Clickhouse, Plaid, and Vanta, Formal is poised for rapid growth.About the RoleWe are on a quest to assemble the most talented engineering team and are seeking individuals eager to make significant contributions towards shaping our product and advancing our mission.The ideal candidate will possess extensive experience in developing scalable backend systems, demonstrate a strong sense of ownership, and thrive in managing projects from concept to production deployment.Our current technology stack includes Golang, Rust, Temporal, various datastore protocols (Postgres, S3, Kafka, MySQL, Snowflake, Redshift, SSH), and AWS.What You'll DoDesign and implement a high-performance data platform capable of processing large data volumes in real-time.Develop new product features from initial research through implementation and ongoing maintenance.Enhance the performance and reliability of both new and existing features.Lead initiatives that you believe will significantly impact Formal's success.Architect scalable services as our organization expands and manages increased traffic.What You NeedProven experience in software development focusing on data-intensive platforms.A commitment to writing simple, high-performance code.Strong expertise in Golang with a solid understanding of its ecosystem.Experience with streaming data processing frameworks such as Apache Kafka and Google Pub/Sub.

About the RoleWe are seeking a highly skilled Senior Backend Software Engineer to join our dynamic team at FurtherAI, located in the heart of San Francisco, CA. Please note that this position requires in-office presence and is not eligible for full-time remote work.CompensationThe annual salary range for this role is between $150,000 and $250,000, commensurate with experience, along with equity options and comprehensive benefits.Who We AreAt FurtherAI, we are pioneering revolutionary AI-driven solutions specifically designed for the insurance sector, a vast market primed for disruption. With over $30 million raised from esteemed investors such as Andreessen Horowitz, Y Combinator, Nexus, South Park Commons, and Converge, our company has experienced remarkable growth, achieving a tenfold increase in revenue this year alone. We proudly serve some of the largest insurance providers globally, including a recent partnership with a top-five insurer. Our team consists of AI experts and seasoned entrepreneurs, ready to reshape the future of insurance.Why You Should Join UsExponential Growth: Experience the thrill of being part of a post-product-market fit company with rapidly increasing revenue.Elite Team: Collaborate with an exceptional founding team that includes former members from Apple AI Research, several ex-Y Combinator founders, and veterans from leading tech companies like Microsoft, Google, and Amazon.Technical Challenges: Engage with advanced AI problems alongside a staff research scientist and a talented team of engineers.Impactful Work: Be a part of transforming the insurance industry, a critical component of global commerce.Ownership Mindset: Take charge of significant aspects of the product and explore future entrepreneurial opportunities.Your ResponsibilitiesArchitect and enhance the core product to ensure optimal performance and reliability.Take ownership of substantial portions of our backend stack, primarily utilizing Python.Work closely with the founders to define and drive the technical roadmap.Demonstrate a strong sense of ownership in a fast-paced work environment.Commit to working in-person at our San Francisco office five days a week.

Are you ready to challenge your limits and embrace your potential?At Coinbase, we are dedicated to enhancing economic freedom across the globe. This is an ambitious mission that requires our utmost commitment as we develop the future of the global financial system through our innovative on-chain platform.We’re searching for a unique individual who is not only passionate about our mission but also believes in the transformative power of cryptocurrency and blockchain technology to revolutionize the financial landscape. If you are driven to make a meaningful impact, thrive in high-pressure environments, and value constructive feedback, we want you on our team to tackle our most complex challenges.Our work culture is intense and might not be suitable for everyone. However, if you aspire to create the future alongside exceptional professionals who demand excellence, there is no better place to grow.While many roles at Coinbase are designed to be remote-first, we are not exclusively remote. In-person collaboration is encouraged throughout the year, with regular team and company-wide offsite events to enhance teamwork, connection, and alignment. Your participation is anticipated and fully supported.About the Team:Our Financial Engineering team is responsible for establishing Coinbase's financial data and reporting infrastructure, ensuring accurate, timely, and verifiable financial operations. Collaborating closely with Finance, Accounting/Controllership, Treasury, and Product Engineering, we guarantee that financial data is comprehensive, reconciled, and traceable, supporting essential workflows such as month-end closing and large-scale reporting.Key Responsibilities:Develop new services using Golang to address critical product and business requirements.Design scalable systems that solve unique problems utilizing cutting-edge cloud technology and industry best practices.Articulate a long-term vision for the maintenance and scaling of our backend systems and the teams managing them.Collaborate with engineers, designers, product managers, and senior leadership to translate our product and technical vision into a concrete roadmap each quarter.Produce high-quality, well-tested code that meets customer needs.

WeaveGrid develops software that supports utilities as they adapt to the demands of clean energy and electrification. The team’s cloud-native systems help manage electric vehicles, battery storage, and other distributed energy resources, meeting the strict requirements for security, reliability, and compliance in the utility industry. The Senior Backend Software Engineer position is fully remote, with a San Francisco base. This role shapes the company’s SaaS platform for electric utilities, focusing on monitoring and managing distributed energy resources (DERs). Daily work includes designing, implementing, and deploying backend services, often in close collaboration with device manufacturers and utility partners. Senior engineers at WeaveGrid influence technical direction, uphold high standards for code quality, and deliver features that directly support a more resilient energy grid. Projects may involve integrating with external APIs, monitoring battery systems, optimizing charging schedules, and handling utility signal aggregation. Main Responsibilities Develop backend code that is reliable, testable, and easy to maintain. Work with Python services, design relational database schemas, and build microservices. Take responsibility for the long-term health of your code. Collaborate with Product Managers and other stakeholders to design and implement new features that enhance DERMS (Distributed Energy Resource Management System) capabilities. Partner with fellow engineers to improve system reliability, data quality, and scalability. Manage rollouts, set up instrumentation, and monitor reliability in the production cloud environment. Create new features with external partners, while adapting and reusing existing modules where appropriate. Use tools such as Docker, Kubernetes, AWS, GitHub, Jira/Confluence, and CircleCI. Join on-call rotations (about once per quarter) to monitor and resolve production service issues. Mentor colleagues and help foster a culture of knowledge sharing and best practices.