Full Stack Engineer
First seen by Alion on Oct 7, 2026.
About the job :
Mareana is looking for a Fullstack Engineer (AI) based in Bangalore.
What You'll Do :
- Stay abreast of the latest modern trends to build an intuitive and simplistic design, in alignment with client requirements.
- Build solutions that can apply to a large audience, increasing scalability and high performance.
- Increase the appeal of the application and product through effective and engaging designs.
- Interact with other developer teams and design teams to discuss UI ideas.
- Thoroughly review application needs and interfacing elements.
- Follow proper documentation for changes in application and further updates.
- Contribute to the product roadmap by researching and integrating AI/ML initiatives, including multi-agent applications, into scalable, production-ready features.
- Collaborate on deployment and performance tracking of AI-driven features in both real-time and batch processes, systematically analyzing metrics to ensure optimal system functioning.
Backend Requirements :
- Proficient in FastAPI - routing, dependency injection, background tasks, middleware.
- Async Python - async/await, asyncio, concurrent request handling.
- Pydantic - data validation, serialisation, settings management.
- PostgreSQL - schema design, indexing, query optimisation, migrations using Alembic.
- Redis - caching, pub/sub, session storage, rate limiting.
- Experience with PySpark and big data technologies is an advantage.
- Exposure to enterprise-scale SaaS architecture using Micro-services and cloud platforms like AWS and Azure is a plus.
UI / Front-End Requirements :
- Strong proficiency in React.js and Next.js (JSX, Hooks, Context API, SSR/SSG, Virtual DOM, component lifecycle).
- TypeScript expertise with ES6+ (variables, scoping, array methods, DOM manipulation, event handlers).
- State management using Redux Toolkit / Zustand / React Query (Flux architecture understanding).
- Styling with Tailwind CSS, CSS Modules, shadcn/ui, Radix UI.
- Build tools: Vite / Webpack, Babel, Create React App.
- Performance: Lighthouse, Core Web Vitals, lazy loading, code splitting.
- Unit and E2E testing: Vitest / Jest, React Testing Library, Cypress, Playwright.
- RESTful APIs and GraphQL consumption from the frontend.
- HTML5, CSS3, responsive design fundamentals.
AI/ML and Agentic Development :
- Ability to build multi-agent applications and contribute to AI/ML-driven features as part of the product roadmap.
- Proficient in AI-assisted development tools such as Cursor, Claude, or GitHub Copilot for faster coding, debugging, and code review.
- Ability to use AI to generate applications, write tests, refactor code, and document APIs.
- Comfortable working on large-scale product development and data science-driven projects.
Other :
- Bachelor's / Master's Degree in Computer Science, Software Engineering, or a related field.
- Strong communication and presentation skills.
- 2+ years of work experience with Python, FastAPI, and React.js.
Skills
Full Stack, Python, FastAPI, React.js, TypeScript, PostgreSQL, Redis, Next.js, Agentic AI, Artificial Intelligence, Machine Learning