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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Staff Software Engineer - **Company:** Ranger AI - **Location:** United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Amazon Web Services, Amazon S3, Software Quality, Continuous Integration, Distributed Systems, Fault Tolerance, Monitoring of Systems, Python (Programming Language), PostgreSQL, Next.js, Software Engineering, Cloud Platform System, Large Language Models, Multi-Agent Systems, Backend, Information Technology, NestJS, Data Pipelines, Docker - **Published:** August 24, 2026 - **Apply:** https://arc.dev/remote-jobs/j/redirect/pecjeebgwt ## About the Role * Bachelor's degree in Computer Science, a similar technical field, or equivalent practical experience. * 7+ years of professional software development experience, with a proven track record of building and maintaining complex, full-stack applications. * Hands-on experience building, benchmarking, and operating LLM-powered systems in production (pipelines, multi-step agents, advanced RAG, or similar). * Demonstrated experience owning architecture for distributed systems and raising engineering standards across a team. Ranger AI Tech Stack * App: NextJS, NestJS, Python * Data: PostgreSQL, Vector Databases / Hybrid Search * Infrastructure: AWS (ECS, S3, RDS), Docker, CI/CD * AI: LLM APIs, embedding pipelines, agent orchestration, evaluation tooling ## Description This is a hands-on technical leadership role: you'll ship across the stack, raise the bar for how we build, and work closely with product, design, AI, and customers to deliver dependable outcomes in demanding enterprise environments., LLM Systems & Agents * Architect and build production LLM pipelines and multi-step agents, including tool use, retrieval, orchestration, and memory. * Treat reliability as a first-class concern: design for graceful degradation, retries, fallbacks, guardrails, and bounded failure modes. * Reduce hallucinations and unpredictable behavior through improved prompting strategies, structured outputs, validation, and grounding. * Optimize cost and latency across models, context strategies, caching, and routing. Evaluation & Observability * Develop the evaluation and observability layer: offline evals, regression suites, tracing, and live monitoring of quality, cost, and latency. * Monitor system performance and proactively resolve complex production issues. Platform & Application Development * Design and operate the scalable backend systems and data pipelines that support the LLM layer. * Ship production-ready features across front-end and back-end systems with strong attention to detail. * Work with cloud-based infrastructure and CI/CD pipelines to ensure smooth, safe, and frequent releases. Technical Leadership & Collaboration * Establish engineering standards and patterns for LLM development across the broader team. * Maintain high standards for code quality through rigorous reviews, testing, and documentation; mentor junior and intermediate engineers. * Partner with product and engineering peers to assess feasibility and prototype rapidly. * Work directly with customers when necessary to help optimize complex enterprise workflows in our application. ## Related Videos - [Nest.js - TypeScript in the backend can also be clean](https://www.wearedevelopers.com/videos/1033-nest-js-typescript-in-the-backend-can-also-be-clean) - [Postgres in the Age of AI (and Devin)](https://www.wearedevelopers.com/videos/1042-postgres-in-the-age-of-ai-and-devin) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Next, Nest, Nuxt… Nust?](https://www.wearedevelopers.com/videos/421-next-nest-nuxt-nust) - [Streaming AI Responses in Real-Time with SSE in Next.js & NestJS](https://www.wearedevelopers.com/videos/1630-streaming-ai-responses-in-real-time-with-sse-in-next-js-nestjs) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 137 - AI'm not sure about this](https://www.wearedevelopers.com/magazine/485-dev-digest-137-ai-m-not-sure-about-this) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [From Prototype to Production: Build AI Agents with This Free 4-Course Learning Path](https://www.wearedevelopers.com/magazine/655-from-prototype-to-production-build-ai-agents-with-this-free-4-course-learning-path)