PostgreSQL Jobs

Replit

Replit is seeking a Staff Product Engineer to join their team. This role involves collaborating with product managers, designers, and other engineers to develop features that enhance user collaboration and accelerate the journey from idea to software. You will be instrumental in shaping and experimenting with features for millions of users, leading major projects from conception to completion, and identifying and resolving complex technical challenges. The position also includes charting technical direction, mentoring junior engineers, and shipping new features and infrastructure.

OpenAI

We are seeking a Backend Software Engineer with experience in ML/LLM-heavy domains to design and build an "evals" infrastructure. This role is critical for measuring the quality of OpenAI's support automation and involves building robust systems and backend services that form the foundation for knowledge creation, access, and application across OpenAI. You will collaborate closely with Data Science and Research partners to design and build evaluations at scale, focusing on creating reliable, reproducible, and extendable eval pipelines and infrastructure for continuous monitoring.

Replit

Replit is seeking a Staff Software Engineer specializing in monetization systems to lead this critical area of the company. This role offers a direct line to business impact while ensuring a positive user experience for billing and payment processes. The ideal candidate will build reliable, scalable billing systems and abstractions, translating complex pricing into intuitive user interfaces. This position is crucial for democratizing software development by removing barriers to application creation.

Legora is redefining how legal work gets done with an AI-native workspace that helps legal professionals move faster, think more clearly, and operate with sharper precision. We analyze thousands of documents in minutes and power end-to-end workflows, cutting through complexity so teams can focus on judgment, strategy, and outcomes. As a Senior Backend Engineer, you will build, review, and ship amazing products that assist legal professionals globally. You will have the opportunity to work across the entire tech stack with clear ownership and autonomy.

Mercor is seeking a strong engineer to build scalable agentic products. You will work on a variety of teams focused on automating operational work, developing evaluation systems for RL environments, and building the infrastructure for producing frontier data. This role involves end-to-end ownership of agentic features, from initial scoping and design through implementation, launch, and iteration. You will collaborate with researchers, operators, and AI companies at the forefront of AI advancement, contributing to the development of systems that are redefining society.

LangChain is seeking a Fullstack Engineer to join the LangSmith team, focusing on our commercial AI observability and evaluation platform. In this role, you will build new features and functionality, collaborating closely with enterprise customers, developer end-users, and internal stakeholders. You will have the opportunity to shape the product and contribute to making intelligent agents ubiquitous.

$145k - $180k

OpenAI

We are seeking a self-starter full-stack engineer to join our fast-moving People Innovation Labs team. This role is ideal for individuals deeply curious about culture, recruiting, and people development, who want to understand and influence everything from business strategy to the code that drives it. You will collaborate with members of the People Team and leaders across the company to build software solutions for HR, culture, and recruiting from the ground up, while also exploring innovative applications of LLMs in these domains.

Hebbia is seeking a Backend Engineer to join the Agent Collaboration Platform team. This team builds interactive tools for AI agents, including a generative spreadsheet that coordinates complex agentic workflows. The role involves blending expertise in systems, application layer software, and data modeling to create highly efficient software solutions. You will integrate product experience with powerful distributed systems and contribute to Hebbia's technical edge through elegant software design and sophisticated integrations. We value engineers who are fast-moving, accountable for quality, and detail-oriented.

$160k - $350k

Hebbia is building the AI platform for investors and bankers that generates alpha and drives upside. Our flagship product, Matrix, delivers industry-leading accuracy, speed, and transparency in AI-driven analysis, trusted to help manage over $30 trillion in assets globally. The Agents team builds everything from core document understanding capabilities to co-piloting experiences for Matrix and deep, multi-source research, utilizing custom agentic frameworks powered by distributed systems built for scale. We aim to build steerable, reliable, and explainable agentic systems for the scale of data our customers bring to the table, creating a product that becomes indispensable and delightful. A backend engineer at Hebbia blends expertise in systems, application layer software, and data modeling to build highly efficient software solutions. You will be responsible for leveraging the latest software and agentic solutions and integrating product experience with powerful distributed systems. You’ll help protect Hebbia’s technical edge via elegant software design, efficient data communication, and sophisticated integrations. We value engineers who move fast, hold themselves accountable to quality, and are detail-oriented.

$160k - $350k

Hebbia is seeking a Backend Software Engineer to join the Growth and Data team. This role is crucial for building and maintaining the backend systems that power user engagement and the expansion of Hebbia's AI platform for investors and bankers. You will be responsible for architecting and implementing robust APIs, services, and infrastructure to deliver tailored, high-value customer experiences, including personalized data views and powerful integrations. Collaborating with product, design, and frontend teams, you will own core backend features from conception to deployment, ensuring scalability, reliability, and performance. Your contributions will directly impact customer success and drive the adoption and growth of the Hebbia platform.

$160k - $350k

Hebbia is building an AI platform for investors and bankers to generate alpha and drive upside. Our flagship product, Matrix, delivers industry-leading accuracy, speed, and transparency in AI-driven analysis, trusted to help manage over $30 trillion in assets globally. The Document Intelligence team focuses on developing cutting-edge AI solutions for discovering and interacting with billions of documents, enabling intelligent exploration, powerful search, and deep insights extraction. We aim to empower users by transforming vast document repositories into actionable intelligence.

$160k - $350k

Clay is seeking an Engineering Manager to lead and grow a high-performing engineering team as the company scales through rapid growth. This role involves taking ownership of the team's mission and objectives, ensuring the delivery of high-quality solutions to critical challenges. The manager will foster an engaged, motivated, and collaborative team culture, supporting the professional development of each team member. Collaboration with product, design, support, and other engineering teams will be key to scaling and improving the product, with ample opportunities to tackle interesting problems and technical challenges.

LlamaIndex is seeking an experienced backend engineer to join their application platform team. This role will focus on building new features and scaling ingestion and AI systems for a rapidly growing company backed by Greylock. You will have significant opportunities for growth and ownership as you contribute to the next phase of the company's expansion, working on innovative AI products that redefine knowledge access and utilization.

Inworld is seeking an ambitious and capable Staff/Principal Backend Engineer to join their team and contribute to the advancement of the Inworld AI platform. This role will involve working on exciting new products, including the Inworld Router, an intelligent routing layer for LLMs, and API-based model services for TTS/STT. You will tackle complex infrastructural projects, focusing on platformization, development tools, and system-wide billing. The position emphasizes rapid iteration, building novel platform capabilities, and optimizing for real-time performance in consumer AI applications. Collaboration with ML teams is integral to the role, as AI and ML are critical to the platform's vision.

Inworld is seeking an ambitious and capable Staff/Principal Backend Engineer to join their research lab and contribute to the advancement of their AI platform. This role will focus on developing and scaling core systems for exciting new products, including an intelligent routing layer (Inworld Router) that supports over 200 LLMs, real-time API services, and API-based model services like TTS/STT with voice cloning. The position involves tackling complex infrastructural projects, platformization, and system-wide billing, with a strong emphasis on collaboration with ML teams to drive learning and adaptability. This is an individual contributor role focused on direct technical contribution.

$280k - $350k

OpenAI

The Engineering Acceleration team designs, builds, and maintains the foundational systems that engineers use to build ChatGPT and the API. This is a fast-growing team where you will have the opportunity to own and define the strategy, vision, and plan for increasing developer productivity. You will drive the design, development, and implementation of tools, systems, and processes that accelerate engineering velocity, reduce manual effort, and increase the quality of output. You will also use our latest AI tools to re-think how we can be the most productive team in the industry, working closely with various teams within OpenAI to understand their workflows, challenges, and needs.

LangChain is seeking a Senior Fullstack Engineer to join our commercial product team for LangSmith, an observability and evals platform. In this role, you will have the opportunity to shape the technical direction of our platform while working closely with enterprise customers, developer end-users, and internal stakeholders. You will lead the technical architecture and implementation of key product features, collaborate closely with product and design teams, and mentor junior engineers. This is an opportunity to contribute significantly to a rapidly growing company with a strong foundation in open-source tools and a significant market presence.

$175k - $240k

Black Forest Labs is at the forefront of generative AI, known for foundational technologies like Latent Diffusion and Stable Diffusion. We are building the next generation of creative tools used by millions worldwide. This role is crucial for bridging the gap between cutting-edge research and production-ready systems, ensuring that our advanced models can be efficiently deployed and experienced by users. You will be instrumental in accelerating the pace at which research breakthroughs become usable APIs and demos, directly impacting inference speed, API performance under load, and the overall user experience of our models.

$180k - $300k

OpenAI

The Applied Foundations team at OpenAI is dedicated to ensuring that our cutting-edge technology is not only revolutionary but also secure from a myriad of adversarial threats, striving to maintain the integrity of our platforms as they scale. This role is crucial for maintaining the trustworthiness of our platforms by developing robust defenses against a spectrum of adversarial behaviors that threaten our ecosystem. You will be pivotal in designing and implementing systems that detect and prevent abuse, promote user safety, and reduce risk across our platform, ensuring that the immense potential of AI is harnessed in a responsible and sustainable manner.