Senior Full Stack Engineer (mainly BE)

## About the Role Metamindz is a fast-growing UK-based IT software company. We help by providing fractional CTOs-as-a-service, building digital products, hiring exceptional technical talent, and conducting tech due diligence for global clients. We're currently looking for a Senior Full-Stack Engineer (with a strong focus on back-end) to join one of our clients in a long-term engagement. This is a full-time remote opportunity for a highly senior engineer who is deeply experienced in building complex and scalable systems using NodeJS, TypeScript, Prisma, and PostgreSQL — and who thrives in ownership-driven, product-oriented environments. ## Responsibilities - Architect, develop, and maintain performant full-stack applications using NodeJS, TypeScript, React, and related technologies - Work with Prisma and PostgreSQL to build and optimize scalable, well-structured database solutions - Ensure high performance of APIs, queries, and data-intensive operations - Troubleshoot performance bottlenecks and improve system reliability and scalability - Collaborate closely with product managers, designers, and other engineers across the stack - Take ownership of your work and contribute to architectural and technical decisions - Write clean, maintainable, and well-tested code with a focus on quality and performance - Contribute to event-driven architecture and asynchronous task processing using tools like BullMQ (nice to have) - Optionally integrate and experiment with LLMs and other AI tools to enhance product functionality (nice to have) ## Requirements - 7+ years of commercial engineering experience (only truly senior-level candidates will be considered) - Expert-level proficiency in NodeJS and TypeScript - Solid experience with ReactJS (even though this role is primarily backend-focused) - Strong knowledge of PostgreSQL, database modeling, and performance optimization - Proficiency with Prisma ORM and its ecosystem - Experience with ElasticSearch or ElasticCache - Familiarity with background job queues such as BullMQ (nice to have) - Bonus: exposure to or interest in integrating LLMs (Large Language Models) - High ownership mentality, architectural thinking, and problem-solving mindset - Strong communication skills and ability to thrive in distributed teams ## What We Offer - Fully remote, flexible work culture with long-term stability - Projects with modern tech stacks and high technical standards - Opportunities to work on meaningful, high-impact platforms - Transparent, supportive team culture with no micromanagement - Competitive monthly compensation, commensurate with experience and value If you're a deeply experienced full-stack engineer with strong backend expertise, looking to work in a fast-paced environment with real ownership — we'd love to hear from you. Apply now or reach out directly to learn more!