Software Engineer - Generative AI

Join our innovative team at Abridge as a Software Engineer specializing in Generative AI. In this role, you will be at the forefront of developing cutting-edge AI applications that transform the way users interact with technology. With a focus on creativity and functionality, you will collaborate with cross-functional teams to design and implement robust software solutions that harness the power of AI.

About AbridgeFounded in 2018, Abridge is dedicated to enhancing understanding in healthcare through our innovative AI-powered platform. We specialize in transforming medical conversations into structured clinical notes in real-time, enabling clinicians to prioritize patient care. Our enterprise-grade technology seamlessly integrates with electronic medical records (EMRs) to ensure accuracy and trust in AI-generated summaries.As pioneers in generative AI for healthcare, we are setting the industry benchmarks for responsible AI deployment across health systems. Our diverse team consists of practicing MDs, AI scientists, PhDs, creatives, technologists, and engineers united in their mission to empower patients and make healthcare more comprehensible. We have offices located in San Francisco's Mission District, New York's SoHo neighborhood, and East Liberty in Pittsburgh.The RoleJoin us as an AI Platform Engineer, where your work will significantly impact the healthcare sector. You will collaborate with a multidisciplinary team of researchers, clinical scientists, and product engineers to design and develop the runtime, orchestration engine, and evaluation platform necessary for agentic orchestration and LLM-driven workflows.What You’ll DoCreate GenAI systems that transform LLMs into composable, reliable tools, utilizing retrieval, tool use, agentic reasoning, and structured outputs.Develop a highly reliable and scalable agent runtime that includes orchestration, shared state and memory, tool-calling interfaces, and scheduling focused on cost, latency, and quality.Build secure, sandboxed environments for agent actions and code, optimizing for cold start, isolation, and observability.Deliver unified interfaces for multiple model sizes and providers; integrate with open tool ecosystems such as MCP-style connectors.Create an evaluation platform for both online and offline assessments, A/B testing, safety checks, and regression gates that enhance agent reliability over time.Collaborate with Research to bring new agent capabilities from prototype to production.What You’ll BringDemonstrated experience in building agent applications with tool-calling, context engineering, and related technologies.Strong problem-solving skills and the ability to work in a fast-paced, collaborative environment.Familiarity with generative AI technologies and their applications in healthcare.

About Scale AIAt Scale AI, we are dedicated to accelerating the advancement of AI technologies. For over eight years, we have been a frontrunner in AI data solutions, driving groundbreaking developments in areas such as generative AI, defense systems, and autonomous vehicles. Following our recent Series F funding, we are committed to expanding access to frontier data, paving the way toward Artificial General Intelligence (AGI), while enhancing our model evaluation capabilities for both corporate and governmental clients.About Data EngineOur Generative AI Data Engine fuels the world's most sophisticated language models and generative systems through exceptional Reinforcement Learning with Human Feedback (RLHF), human data creation, model assessment, safety measures, and alignment strategies. The data we generate is pivotal in shaping how humanity interacts with AI.Our ApproachDuring the interview process, candidates may be considered for positions across various teams within the Generative AI Engineering division, depending on their interests, skills, and organizational needs. Potential teams include Allocation, Growth, Frontier Data, Trust & Safety, Pay, Operator, or Tasking Experience. Together, these teams drive Scale’s AI data operations—from developing impactful datasets that expand LLM capacities to refining contributor engagement and ensuring data integrity through advanced safety and security protocols. They operate at the intersection of machine learning, operations, and analytics to guarantee the delivery of high-quality data at scale.

About Scale AIAt Scale AI, we are dedicated to revolutionizing the development of artificial intelligence applications. For eight years, we have established ourselves as the foremost AI data foundry, driving groundbreaking advancements in areas such as generative AI, defense applications, and autonomous vehicles. With our recent Series F funding round, we are poised to enhance the availability of frontier data, paving the way towards Artificial General Intelligence (AGI). Our commitment extends to refining our model evaluation expertise for enterprise clients and government entities, thereby enriching our capabilities for both public and private assessments.About the Generative AI Data EngineOur Generative AI Data Engine empowers the most sophisticated LLMs and generative models through premier Reinforcement Learning with Human Feedback (RLHF), human data generation, model evaluation, safety, and alignment. The data we generate is pivotal for shaping humanity's interaction with artificial intelligence.Our ApproachDuring the interview process, candidates may be considered for various roles across different teams within the GenAI Engineering organization based on their skills, interests, and business needs. Potential placements include Allocation, Growth, Frontier Data, Trust & Safety, Pay, Operator, or Tasking Experience. These teams are instrumental in scaling Scale AI’s operations - from curating impactful datasets that enhance LLM capabilities to optimizing contributor onboarding and ensuring data integrity through advanced safety and security protocols. They operate at the crossroads of machine learning, operations, and analytics to guarantee that we deliver top-tier data at scale.Key Responsibilities:Design, develop, and maintain robust, scalable systems across the entire stack, including front-end, back-end, and infrastructure.Implement high-impact features using contemporary technologies such as TypeScript, React, Node.js, MongoDB, Elasticsearch, and Temporal.Work collaboratively with internal operators to identify bottlenecks and deliver rapid, effective solutions.Take ownership of core systems crucial to our contributor platform, directly influencing Scale’s GenAI data pipeline and overall business outcomes.Architect and scale infrastructure to manage millions of tasks weekly with high reliability and low latency.Collaborate cross-functionally with ML teams, Forward Deployed Engineers, and Product to maintain data quality and operational excellence.Contribute to fostering a robust engineering culture while setting best practices for peers through mentorship, code reviews, and process improvement.

Join Scale AI's innovative team as an Infrastructure Software Engineer for our Enterprise Generative AI Platform (SGP). In this dynamic role, you will help design and enhance our enterprise-grade AI platform, which offers robust APIs for knowledge retrieval, inference, evaluation, and more. We're seeking an exceptional engineer who thrives in fast-paced environments and is eager to contribute to the scaling of our core infrastructure. The ideal candidate will possess a solid foundation in software engineering principles and extensive experience with large-scale distributed systems. Your role will involve implementing solutions across various cloud providers (GCP, Azure, AWS) for clients in highly regulated sectors, including healthcare, telecommunications, finance, and retail.

Employee Applicant Privacy NoticeWho We Are:Join us in shaping a brighter financial future.At SoFi, we are redefining personal finance by transforming the way individuals engage with their financial journeys. As a cutting-edge financial services provider and national bank, we leverage innovative, mobile-first technology to empower our millions of members to achieve their aspirations. In a rapidly evolving industry, we pride ourselves on making a meaningful impact on the lives of our members while adhering to our core values. Invest in your future with SoFi and be part of the financial revolution.The Role:We are seeking a seasoned Senior Principal Software Engineer to provide strategic AI leadership within SoFi’s technology division. In this pivotal position, you will significantly influence and guide the AI enablement strategy in collaboration with key engineering and data science leaders. Your focus will be on promoting best practices in AI applications across diverse domains, especially in software development and back-office operations. You will lead the vision for infrastructure and methodologies essential for supporting these initiatives, ensuring rapid adoption of the latest foundational model capabilities and emerging best practices. To achieve this, you will implement a build-over-buy strategy to minimize friction from reliance on third-party vendors while making judicious investments in those that can expedite our delivery and foster future innovation.This is an exciting opportunity to tackle complex challenges within a dynamic, collaborative, and innovative environment. The ideal candidate will be a thought leader in AI applications for software development, capable of impacting both technical and non-technical team members. You should possess a strong background in mentoring and skill development across our organization and advocate for the integration of AI alongside traditional techniques to enhance both velocity and quality. You will be expected to lead prototype development and production solutions as necessary to facilitate widespread organizational changes.What You’ll Do:Technical Leadership: Provide visionary guidance on enabling and integrating AI throughout the organization.Strategic Partnerships: Collaborate with cross-functional teams to identify and implement AI solutions.

Join Scale's innovative team and contribute to the development of the Scale Generative AI Platform (Scale GP), an enterprise-level Generative AI platform offering robust APIs for knowledge retrieval, inference, evaluation, and beyond. We are on the lookout for a talented Staff Software Engineer who is eager to tackle challenging engineering problems and help scale our product in a dynamic environment. The ideal candidate will possess a solid grasp of software engineering principles, coupled with experience in large-scale distributed systems. You will take ownership of significant new components within our product, working across both backend and frontend systems while engaging with LLMs and machine learning models. Your role will involve solving complex issues related to scalability and reliability.

Join Our Team as a Staff Software Engineer, Full-Stack - Enterprise Generative AI At Scale AI, we are revolutionizing enterprise workflows through our Scale Generative AI Platform (Scale GP), an advanced AI solution that provides APIs for knowledge retrieval, inference, evaluation, and much more. We are seeking a talented full-stack engineer, with a strong front-end focus, to develop innovative AI-powered applications that transform how businesses operate. In this dynamic role, you will collaborate on diverse projects, ranging from cutting-edge customer-facing applications to internal SaaS products. Be part of our engineering team that powers initiatives such as TIME’s Person of the Year AI experience (see it in action), showcasing how our technology impacts the media landscape. Additionally, you will enhance Scale’s GenAI Platform (SGP), a robust system enabling businesses to create and manage AI agents at scale. Whether developing interactive AI assistants or refining our core SaaS platform, your contributions will shape the future of AI in real-world applications.

We appreciate your interest in joining the Uncountable Engineering team!About the RoleUncountable is on the lookout for passionate software engineers who specialize in deploying Generative AI within software applications.Our software platform is utilized by scientists at top R&D organizations to efficiently structure and analyze experimental data. The researchers leveraging our platform are tackling significant challenges in materials science, chemistry, biotechnology, and other scientific domains. Our mission is to empower them to overcome these challenges with greater speed and efficiency.In this role, you will harness the latest advancements in large language models (LLMs) to address the everyday obstacles faced by scientists. You will be responsible for developing AI-enhanced search and visualization tools, innovative user experiences utilizing multimodal LLMs, intelligent research assistants, and much more. This is a rare chance to be at the forefront of accelerating scientific innovation through LLMs and generative AI.Your Responsibilities:Design and implement LLM-powered features from start to finish, encompassing both LLM-specific tasks (prompting, latency optimization, behavior tuning/testing) and conventional full-stack development (frontend/backend coding, API design, and database architecture).Create a robust in-house LLM architecture to meet the evolving demands of our product (including API integration, testing, observability, caching, and infrastructure for fine-tuning and inference).At Uncountable, we pride ourselves on a culture of continuous deployment and rapid iteration. You will have the opportunity to release your work frequently to our users and refine it based on their feedback.The features you develop will often represent groundbreaking approaches to software applications, allowing you to take on diverse roles as a designer, researcher, engineer, product manager, and more to craft outstanding products. This position is ideal for individuals eager to quickly enhance their skills and perspectives or those aspiring to start their own ventures in the future.Salary Range: $120K-$160K + Equity

Thank you for your interest in Uncountable Engineering!Position Overview‍Uncountable is on the lookout for passionate software engineers who specialize in the deployment of Generative AI solutions.Our innovative software platform empowers scientists at leading R&D organizations to efficiently structure and analyze experimental data. Users from various disciplines, including materials science, chemistry, and biotechnology, are leveraging our platform to tackle complex problems, and our mission is to expedite their research endeavors.In this role, you will harness the latest advancements in Large Language Models (LLMs) to address real-world challenges faced by scientists daily. Your responsibilities will include developing AI-driven search and visualization tools, next-gen user experiences utilizing multimodal LLMs, intelligent research assistants, and much more. This is a unique chance to contribute to a transformative movement aimed at accelerating scientific discovery through generative AI.Key ResponsibilitiesYou will be tasked with:- Crafting end-to-end LLM-powered features, encompassing LLM-specific tasks (prompting, latency optimization, and behavior tuning/testing) alongside traditional full-stack development responsibilities (frontend/backend coding, API and database design).- Building a robust in-house LLM infrastructure to meet the evolving demands of our products (API integration, testing, observability, caching, infrastructure for fine-tuning and inference, etc.).At Uncountable, we cultivate a strong culture of continuous deployment and rapid iteration cycles. You will frequently ship your work to users and refine it based on their feedback.Many of the features you create will pioneer new and innovative software applications, allowing you to take on varied roles as a designer, researcher, engineer, product manager, and more. This position is ideal for individuals eager to quickly enhance their skills and perspectives or those aspiring to launch their own ventures in the future.Salary Range: $120K-$160K + Equity

Join the Innovative Team at CodeRabbit!At CodeRabbit, we are at the forefront of research and development, dedicated to creating cutting-edge human-machine collaboration systems. Our mission is to revolutionize code review processes through a next-generation partnership between skilled engineers and sophisticated AI algorithms. By harnessing the power of generative AI, we aim to enhance software development efficiency and quality, achieving results that far exceed individual capabilities.Role OverviewAs an Applied Generative AI Engineer, you will be instrumental in designing, building, and deploying state-of-the-art generative AI systems that drive our code review and developer productivity tools. Your work will center around integrating cutting-edge methodologies such as Retrieval-Augmented Generation (RAG), Reinforcement Learning from Human Feedback (RLHF), and multi-step agentic reasoning into impactful product workflows.Collaboration will be key! You will work closely with engineers, product managers, and technical leads to build intelligent systems that deliver tangible value, transforming how developers write, review, and ship code.Key ResponsibilitiesDesign and enhance LLM-based systems for contextually rich and high-quality code reviews.Create and optimize agentic workflows that reason across various steps and contexts.Develop and manage knowledge base and retrieval pipelines, including chunking, embeddings, and semantic search.Deploy generative AI models into production and monitor their performance.Collaborate with cross-functional teams to ensure AI outputs meet user needs and align with product objectives.Analyze user feedback and usage data to iteratively refine system performance.Implement RLHF, ranking, and reward modeling techniques to enhance response quality over time.Stay updated on the latest advancements in generative AI and apply them to emerging use cases.QualificationsEducation: Bachelor’s degree in Computer Science, Engineering, Artificial Intelligence, or a related field, or equivalent practical experience.Experience: Minimum of 3 years of experience working with machine learning or LLM-based systems in production environments, with at least 2 years dedicated to generative AI.Technical Skills: Proficiency in programming languages and frameworks relevant to AI development.

Join Scale GP (Scale Generative AI Platform), a cutting-edge enterprise-level Generative AI platform, where we provide robust APIs for knowledge retrieval, inference, evaluation, and much more. We are seeking a talented Software Engineer to become a pivotal part of our dynamic team, contributing to the development and expansion of our innovative product in a fast-paced setting. The ideal candidate will possess a deep understanding of software engineering principles and practices, along with hands-on experience in large-scale distributed systems. As a Software Engineer, you will take charge of major components of our product, engaging with both backend and frontend technologies, and collaborating with LLMs and machine learning models. You will tackle complex engineering challenges related to scalability and reliability, ensuring we meet the demands of our growing customer base.

About Retell AIAt Retell AI, we are pioneering the future of call centers through innovative voice AI technology. Our cutting-edge solutions are transforming how companies engage with customers.In just 18 months since our inception, we've empowered thousands of businesses with our AI voice agents that efficiently manage sales, support, and logistics calls, significantly reducing the need for large teams of human agents. Supported by industry-leading investors including Y Combinator and Alt Capital, we've grown our annual recurring revenue from $5M to an impressive $36M while expanding our team from 5 to 20 talented individuals since 2025.Our ambitious vision for 2026 is to develop a state-of-the-art customer experience platform where entire contact centers are driven by AI. Unlike basic automation requiring constant human oversight, we’re engineering intelligent AI “workers” capable of serving as frontline agents, quality assurance analysts, and managerial roles, all while optimizing customer interactions continuously.We are rapidly expanding and seeking driven builders who thrive on solving complex technical challenges, act decisively, and wish to make a tangible impact in one of the fastest-growing voice AI startups.Join us in shaping the future!Recognized as a top 50 AI application in the a16z list: https://tinyurl.com/5853dt2xRanked #4 in Brex's Fast-Growing Software Vendors of 2025: https://www.brex.com/journal/brex-benchmark-december-2025Featured among the top startups on: https://leanaileaderboard.com/

Join Our Innovative Team at ArcadeAt Arcade, we are revolutionizing the way physical products are created with our cutting-edge AI platform. We empower individuals to turn their creative ideas into tangible products seamlessly, utilizing natural language and generative AI. Our mission is to democratize product design, making it as effortless as sharing a post online.Backed by a remarkable $42M in funding from industry-leading investors including Reid Hoffman and Ashton Kutcher, our company is a rising star in the tech landscape. Guided by our founder Mariam Naficy and a team steeped in AI and design expertise, we are at the forefront of a new frontier that merges AI, personal expression, and on-demand manufacturing.Your Role as an Applied AI EngineerWe are on the lookout for an Applied AI Engineer to enhance our generative AI capabilities. This position combines hands-on model development with the integration of advanced AI techniques into our production systems. You will collaborate with diverse teams to conduct research, experiment with models, and implement AI-driven products.

Join General Medicine as a Mobile Engineer!At General Medicine, we are on a mission to revolutionize healthcare access. As a Mobile Engineer, you will play a pivotal role in developing and scaling our innovative healthcare store, simplifying the process of obtaining care. Our platform provides upfront pricing for virtual and in-person visits, prescriptions, labs, imaging, and more, making healthcare more transparent and accessible.Your Role:We are seeking a skilled Mobile Engineer to spearhead the creation of our inaugural native mobile application using React Native. This is a foundational position where you will take the lead in building the app from the ground up, making essential architectural decisions, and establishing frameworks that the rest of our team will utilize.Ideal Candidate:Our ideal candidate has a proven track record of shipping and maintaining React Native applications in a production environment. You should have a strong grasp of the distinctions between React Native and native iOS/Android development. Proficiency in Swift or Kotlin is essential for tasks such as HealthKit integrations, push notifications, or video calling SDKs. While your primary focus will be on TypeScript and React, you should also be open to contributing to our Next.js web frontend, as we view mobile and web as a unified experience.We value technical excellence and are looking for someone who can navigate the balance between speed and quality. Our engineers are proactive, versatile, and often engage in writing product requirements, analyzing SQL data for feature performance, and taking ownership of quality assurance. No task is too small if it contributes to delivering an exceptional product. If you thrive in ambiguous environments and are eager to collaborate closely with design, operations, and clinical teams, we want to hear from you!You don't need a healthcare background, but enthusiasm for tackling the complexities of the American healthcare system, including EHR integration and revenue cycle management, is a plus.

Responsibilities:Develop Our Product. Take ownership of software features that enhance our AI platform, empowering private market investors to analyze deals swiftly and accurately. This role requires you to actively engage in coding and delivering essential platform components from the ground up.Ensure Quality and Excellence. Establish and maintain coding standards, architectural guidelines, and review procedures; mentor fellow engineers. Co-cultivate a culture centered on practical, reliable, and test-driven development that swiftly meets business requirements.Scale for Growth. Assist in monitoring and scaling the architecture of our platform and its infrastructure.Collaborate Across Functions. Engage closely with product, security, and go-to-market teams to translate our strategic roadmap into actionable features and deliverables.

fractional-ai is looking for a Senior or Staff Software Engineer to join the San Francisco office. This position centers on building advanced AI solutions with a team that values both technical depth and collaboration. Role overview This role focuses on designing and developing AI-driven systems. The work involves solving technical challenges and contributing to projects that push the boundaries of what AI can achieve. Collaboration with other engineers and stakeholders is a key part of daily responsibilities. Who will thrive Experienced engineers with a strong background in software development Those who enjoy working on complex technical problems Individuals who value teamwork and open communication Location This position is based in the San Francisco office.

About Simple AIAt Simple AI, we are pioneering cutting-edge voice AI solutions tailored for enterprises. Our lifelike voice agents empower renowned companies such as DoorDash, xAI, and Omaha Steaks in managing diverse phone operations ranging from customer support to order intake and lead qualification. As we experience rapid revenue growth, we seek a couple of founding software engineers to help us meet current customer demands while developing innovative systems for the future. Our team is passionate about harnessing AI to transform the world, and we operate from our San Francisco office five days a week.Simple AI is proudly supported by top-tier investors and industry leaders, including Y Combinator, Massive Tech Ventures, and prominent figures like Michael Seibel (co-founder of Twitch), Jared Friedman (Scribd), Alexandr Wang (Scale AI), Matt Van Horn (June Oven and Lyft), Suhail Doshi (Mixpanel), JJ Fliegelman (WayUp), and Scott Wu (Cognition).Meet the FoundersThe founders, Catheryn Li and Zach Kamran, previously led software teams at Y Combinator, where they launched numerous products for YC founders, including the co-founder matching site. Cat brings experience from Instagram and Facebook and holds degrees in mathematics and computer science from MIT. Zach studied computer science and statistics at the University of Chicago and led software initiatives at PEAK6.What We ProvideCompetitive salary with significant equity opportunitiesEmployee-friendly equity termsOffice located in San FranciscoComprehensive health, dental, and vision insuranceComplimentary lunch and dinner at the officeFree Uber rides home after 8:30 PMRegular team events and offsite activitiesYour Qualifications4+ years of relevant software engineering experience.Exceptional problem-solving skills and a passion for tackling technical challenges.A customer-centric mindset coupled with strong communication skills and a keen interest in product design and prioritization.Self-motivated with the ability to work independently.A genuine enthusiasm for continual learning and keeping abreast of the latest advancements in AI.

fractional-ai is hiring a Software Engineer to join the team onsite in San Francisco. This role centers on building and improving technology that advances artificial intelligence. Role overview As a Software Engineer, you will work closely with others to develop and support projects that drive the company’s AI initiatives forward. The work involves collaborating with colleagues and contributing technical solutions in a team setting. What you will do Develop software for AI-driven projects Collaborate with team members in the San Francisco office Contribute ideas and technical expertise to ongoing initiatives Requirements Interest in technology and artificial intelligence Ability to work onsite in San Francisco Strong motivation to learn and contribute to team projects

Join Azumo, a trailblazer in AI Development, as a Remote AI Software Engineer specializing in Generative AI. We are on the lookout for a passionate and skilled engineer to enhance our dynamic team of expert AI developers. Our focus is on providing top-tier AI development services that empower organizations to create intelligent applications utilizing Generative AI, large language models (LLMs), and advanced automation technologies.In this role, you will collaborate with a diverse group of engineers, data scientists, and domain specialists in SaaS, cloud, and big data environments. Your work will involve cutting-edge AI software development services, transforming innovative research into production-ready solutions that have a tangible impact on global clients.If you are enthusiastic about the complete lifecycle of Generative AI development—from ideation and prototyping to deployment, monitoring, and scaling intelligent applications—you will thrive at Azumo.