SENIOR FULL-STACK ENGINEER / TECHNICAL LEAD – MERN & AI

Experience:
7+ Years Employment

ABOUT THE ROLE
We are looking for a hands-on Senior Full-Stack Engineer / Technical Lead Who Can Understand Business Requirements, Design practical technical solutions, develop and review code, guide developers, and take ownership from planning through deployment. The candidate should have strong MERN stack experience, working knowledge of React Native, and practical experience using AI tools and integrating AI capabilities into applications.

KEY RESPONSIBILITIES
- Gather Requirements From Management, Clients, And stakeholders and convert them into explicit technical specifications and development tasks.
- Ask clarifying questions, identify edge cases, assess feasibility, and recommend suitable solutions before development begins.
- Design application architecture, APIs, database structures, integrations, and implementation plans.
- Develop and maintain applications using MongoDB, Express.js, React.js, and Node.js.
- Understand React Native architecture and contribute to mobile application development, troubleshooting, and integration.
- Use AI coding assistants such as ChatGPT, GitHub Copilot, Cursor, or equivalent tools responsibly to improve development, debugging, testing, and documentation.
- Integrate AI APIs and features where useful, including chatbots, summarization, document processing, information extraction, and workflow automation.
- Review AI-generated code for correctness, security,



performance, and maintainability.
- Review code, mentor developers, break requirements into tasks, and resolve technical blockers.
- Coordinate with QA, UI/UX, DevOps, and project stakeholders.
- Estimate effort and timelines; communicate progress, risks, dependencies, and delays proactively.
- Oversee testing, deployment, production troubleshooting, and technical documentation. REQUIRED SKILLS
- 7+ years of professional software development experience.
- Strong hands-on experience with React.js, JavaScript/TypeScript, Node.js, Express.js, MongoDB, and REST APIs.
- Experience with system design, database design, authentication, authorization, API security, and performance optimization.
- Practical experience with React Native is strongly preferred.
- Experience using AI coding tools and integrating AI APIs into applications.
- Familiarity with Git, code reviews, automated testing, Docker, CI/CD, and AWS or equivalent cloud platforms.
- Strong requirement gathering, technical decision-making, estimation, communication, and team leadership skills. IDEAL CANDIDATE A professional who can take a business idea, ask the right questions, recommend the right approach, explain trade-offs in simple language, and take technical ownership through delivery. This is a hands-on role, not a purely managerial position.

Skills:
communication,docker,typescript,mongodb,rest apis,git,ci/cd,react,node.js,aws,system design,javascript

📌 Senior Full-Stack Engineer (Mumbai)
🏢 Pharmizza Technology Solutions
📍 Mumbai