> Markdown version of [/jobs/ext/3037048-senior-full-stack-engineer](https://www.wearedevelopers.com/jobs/ext/3037048-senior-full-stack-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Full Stack Engineer - **Company:** Zeincrew LLC - **Location:** United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Application Programming Interfaces (APIs), Artificial Intelligence, Amazon Web Services, Microsoft Azure, Software as a Service, Cloud Computing, Code Review, Databases, Continuous Integration, Relational Databases, Distributed Systems, Middleware, Python (Programming Language), PostgreSQL, Node.Js, NoSQL, Performance Tuning, Software Architecture, Redis, Next.js, Message Oriented Middleware, Responsive Web Design, Software Engineering, Systems Integration, TypeScript, Web Performance Optimization, WebSocket, Web Usability, Network Routers, ReactJS, Large Language Models, Caching, Reliability of Systems, Backend, Fastapi, Event Driven Architecture, Kubernetes, Infrastructure Automation Frameworks, Apache Kafka, Free and Open-Source Software, Graphql, Front End Software Development, NestJS, Restful APIs, Terraform, Webhooks, Automation Anywhere, Docker - **Published:** September 23, 2026 - **Apply:** https://arc.dev/remote-jobs/j/redirect/pm0m8feuus ## About the Role *5+ years of professional software engineering experience, with strong experience building and shipping production full-stack applications. * Strong proficiency with TypeScript/JavaScript, React, and modern frontend development. * Strong backend development experience with Node.js, Python, or similar technologies. * Experience designing and building RESTful or GraphQL APIs and familiarity with other communication patterns such as WebSockets, webhooks, or asynchronous messaging. * Understanding of modern web rendering approaches such as SSR, CSR, SSG, and ISR, and when to use them. * Understanding of web performance, SEO, accessibility, and frontend optimization. * Experience designing and working with relational databases such as PostgreSQL, as well as NoSQL databases where appropriate. * Experience with AWS, GCP, or Azure, along with Docker and modern CI/CD practices. * Hands-on experience integrating and shipping AI/LLM-powered features into production applications; candidates should be able to speak to an AI feature they have actually built, deployed, and maintained. * Familiarity with technologies such as OpenAI, Anthropic, Gemini, or other LLM APIs. * Strong understanding of software architecture, scalability, security, performance, testing, and clean coding practices. * Strong communication skills and the ability to work independently in a fast-paced, remote environment. * Demonstrated technical ownership and ability to take features from initial requirements through production. Nice to Have *Advanced experience with Next.js, including App Router, Server Components, Server Actions, middleware, caching, and rendering strategies. * Experience with FastAPI, NestJS, GraphQL, WebSockets, SSE, or event-driven architectures. * Experience with RAG, vector databases, embeddings, AI agents, tool/function calling, structured outputs, or multi-step AI workflows. * Experience with Kubernetes, Terraform, Infrastructure as Code, Redis, Kafka, or distributed systems. * Experience with AI observability, evaluation, tracing, or monitoring. * Experience optimizing applications for SEO, Core Web Vitals, high traffic, and production-scale performance. * Experience working at a startup, scale-up, or SaaS company with significant ownership over architecture and product decisions. * Open-source contributions or experience mentoring engineers and providing technical leadership. ## Description We are looking for a Senior Full Stack Engineer to join a fast-paced engineering team building scalable, production-grade software products. This role involves developing end-to-end applications across the frontend, backend, APIs, databases, and cloud infrastructure, with opportunities to integrate and ship AI-powered features into real-world products. You will work closely with engineers, product managers, designers, and other cross-functional teams to turn product requirements into reliable, scalable solutions. We are looking for someone who is comfortable owning features from design and architecture through development, deployment, and ongoing improvement., *Design, build, and ship scalable full-stack applications across the frontend, backend, APIs, databases, and cloud infrastructure. * Develop modern, responsive user interfaces using React, Next.js, and TypeScript, with an understanding of SSR, CSR, SSG, and performance optimization. * Build robust backend services and APIs using Node.js, Python, or similar technologies, with a focus on performance, reliability, scalability, and maintainability. * Design and integrate APIs using appropriate communication patterns such as REST, GraphQL, WebSockets, webhooks, and asynchronous messaging. * Design and work with relational and NoSQL databases, caching systems, asynchronous workflows, and distributed services. * Apply best practices for web performance, SEO, accessibility, and responsive application design. * Integrate and ship AI/LLM-powered features such as intelligent automation, search, chat, or AI-assisted workflows into production applications. * Collaborate with product managers, designers, and engineers to make technical and architectural decisions and take ownership of features from design through development, testing, deployment, and ongoing optimization. * Contribute to code reviews, technical documentation, CI/CD, monitoring, production support, and engineering standards, while mentoring other engineers and helping improve system reliability and development practices. ## Related Videos - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Shipping Faster with Less: Render on Cloud Hosting, AI Workloads, and the Future of DevOps](https://www.wearedevelopers.com/videos/1894-shipping-faster-with-less-render-on-cloud-hosting-ai-workloads-and-the-future-of-devops) - [Reducing LLM Calls with Vector Search Patterns - Raphael De Lio (Redis)](https://www.wearedevelopers.com/videos/1714-reducing-llm-calls-with-vector-search-patterns-raphael-de-lio-redis) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Hiring AI Native Talents](https://www.wearedevelopers.com/videos/100268-hiring-ai-native-talents) - [Accelerating Authentication Architecture: Taking Passwordless to the Next Level](https://www.wearedevelopers.com/videos/733-accelerating-authentication-architecture-taking-passwordless-to-the-next-level) ## Related Articles - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Dev Digest 132 - Binging WADFlix?](https://www.wearedevelopers.com/magazine/473-dev-digest-132-binging-wadflix)