Full Stack Developer

Virallens; Bengaluru; On-site; INR 1,200,000 - 2,400,000; Full time

Job summary

Virallens in Bengaluru is seeking a Full Stack Engineer to design, build, and ship modern web applications powered by AI. You'll work across the complete product lifecycle - from building intuitive frontend experiences to architecting scalable backend services, designing APIs, integrating AI capabilities, and deploying reliable production systems.

You'll collaborate with Product, Design, AI, and Engineering teams to deliver features end-to-end, balancing speed with quality, security, and

Qualifications

• 3-5 years of professional Full Stack development experience.
• Strong expertise in TypeScript, React, Next.js, and Node.js.
• Experience building and maintaining production web applications.
• Strong understanding of React architecture, rendering, and state management.
• Hands-on experience with Next.js App Router, Server Components, Server Actions, and API Routes.
• Experience designing and consuming REST APIs (GraphQL is a plus).
• Strong SQL and relational database knowledge.
• Experience with PostgreSQL, Supabase, MongoDB, or similar databases.
• Experience deploying applications on AWS, Vercel, or similar cloud platforms.
• Familiarity with Git, CI/CD pipelines, testing, and code reviews.
• Strong understanding of authentication, authorization, and application security.
• Ability to independently own features from requirements to production.

Responsibilities

• Build, test, and deploy production-ready features across frontend and backend.
• Own features from technical design through deployment and continuous improvement.
• Translate product requirements into scalable technical solutions.
• Balance speed, quality, security, and maintainability.
• Build responsive applications using React, Next.js, TypeScript, and Tailwind CSS.
• Develop reusable and accessible UI components.
• Optimize application performance, rendering, and user experience.
• Design and develop scalable REST and GraphQL APIs.
• Build secure authentication and authorization systems.
• Develop background jobs, queues, webhooks, and event-driven workflows.
• Integrate third-party APIs and enterprise platforms.
• Build AI-powered features using Large Language Models.
• Implement RAG pipelines, vector search, and AI workflows.
• Develop prompt engineering, structured outputs, and tool-calling capabilities.
• Improve AI reliability through monitoring, guardrails, and fallback mechanisms.
• Design scalable database schemas using PostgreSQL, Supabase, and MongoDB.
• Build secure multi-tenant SaaS architectures.
• Optimize database performance, indexing, and caching.
• Contribute to architecture decisions for scalability and reliability.
• Develop real-time applications using WebSockets or similar technologies.
• Build live dashboards, notifications, and collaborative workflows.
• Handle retries, rate limiting, idempotency, and monitoring.
• Write clean, maintainable, and well-tested code.
• Participate in code reviews and technical discussions.
• Troubleshoot production issues.
• Improve engineering standards, testing, and documentation.
• Collaborate with Product, Design, and AI teams to deliver impactful solutions.

Skills

TypeScript

React

Next.js

Node.js

Tailwind CSS

REST APIs

GraphQL

Server Components

Tools

Supabase

MongoDB

Pinecone

AWS

Vercel

WebSockets

CI/CD

Git

Job description

Virallens is an AI-first technology company helping businesses scale, innovate, and lead through intelligent digital solutions.

We build high-performance platforms powered by Generative AI, enabling organizations to solve complex business challenges through scalable, production-ready software. Our work spans AI-powered applications, enterprise automation, analytics platforms, multi-tenant SaaS products, and enterprise integrations across multiple industries.

We're a fast-moving, collaborative engineering team that values:

• End-to-end ownership
• Speed with quality
• Practical problem-solving
• Customer-focused execution

If you're passionate about building modern AI-powered products and enjoy owning features from idea to production, we'd love to hear from you.

About the Role

As a Full Stack Engineer, you'll design, build, and ship modern web applications powered by AI.

You'll work across the complete product lifecycle - from building intuitive frontend experiences to architecting scalable backend services, designing APIs, integrating AI capabilities, and deploying reliable production systems.

This role is ideal for engineers who enjoy working across the entire stack while collaborating closely with Product, Design, AI, and Engineering teams.

What You'll Do

• Build, test, and deploy production-ready features across frontend and backend.
• Own features from technical design through deployment and continuous improvement.
• Translate product requirements into scalable technical solutions.
• Balance speed, quality, security, and maintainability.
• Build responsive applications using React, Next.js, TypeScript, and Tailwind CSS.
• Develop reusable and accessible UI components.
• Optimize application performance, rendering, and user experience.
• Implement dashboards, workflows, forms, and real-time interfaces.
• Design and develop scalable REST and GraphQL APIs.
• Build secure authentication and authorization systems.
• Develop background jobs, queues, webhooks, and event-driven workflows.
• Integrate third-party APIs and enterprise platforms.
• Build AI-powered features using Large Language Models.
• Implement RAG pipelines, vector search, and AI workflows.
• Develop prompt engineering, structured outputs, and tool-calling capabilities.
• Improve AI reliability through monitoring, guardrails, and fallback mechanisms.
• Design scalable database schemas using PostgreSQL, Supabase, and MongoDB.
• Build secure multi-tenant SaaS architectures.
• Optimize database performance, indexing, and caching.
• Contribute to architecture decisions for scalability and reliability.
• Develop real-time applications using WebSockets or similar technologies.
• Build live dashboards, notifications, and collaborative workflows.
• Handle retries, rate limiting, idempotency, and monitoring.
• Write clean, maintainable, and well-tested code.
• Participate in code reviews and technical discussions.
• Troubleshoot production issues.
• Improve engineering standards, testing, and documentation.
• Collaborate with Product, Design, and AI teams to deliver impactful solutions.

What We're Looking For

Required Skills & Experience

• 3-5 years of professional Full Stack development experience.
• Strong expertise in TypeScript, React, Next.js, and Node.js.
• Experience building and maintaining production web applications.
• Strong understanding of React architecture, rendering, and state management.
• Hands-on experience with Next.js App Router, Server Components, Server Actions, and API Routes.
• Experience designing and consuming REST APIs (GraphQL is a plus).
• Strong SQL and relational database knowledge.
• Experience with PostgreSQL, Supabase, MongoDB, or similar databases.
• Experience deploying applications on AWS, Vercel, or similar cloud platforms.
• Familiarity with Git, CI/CD pipelines, testing, and code reviews.
• Strong understanding of authentication, authorization, and application security.
• Ability to independently own features from requirements to production.

Nice to Have

• Experience building AI-powered products.
• Hands-on experience with LLMs, RAG, embeddings, or vector databases.
• Experience with Pinecone or similar vector databases.
• Real-time applications using WebSockets.
• Event-driven architectures and background job processing.
• Analytics dashboards and reporting systems.
• AWS infrastructure and deployment.
• Startup or high-growth product experience.
• Open-source contributions.

Frontend

• Next.js
• React
• TypeScript
• Tailwind CSS
• Node.js
• TypeScript
• REST APIs
• GraphQL
• Next.js API Routes
• Server Actions

Data & AI

• Supabase
• MongoDB
• Pinecone
• Vector Databases
• LLM Integrations
• Retrieval-Augmented Generation (RAG)

Infrastructure

• AWS
• Vercel
• CI/CD
• Git
• Jira
• Cursor
• Jest
• Vitest
• Playwright

What You'll Build

• You'll work on AI-powered applications, enterprise automation platforms, multi-tenant SaaS products, agentic and RAG-based systems, real-time dashboards, third-party integrations, communication workflows, and secure enterprise portals.

What Will Help You Succeed

• You take end-to-end ownership, work effectively in a fast-paced environment, communicate technical decisions clearly, balance delivery speed with engineering quality, and continuously learn new technologies.

What Success Looks Like

• Within your first few months, you'll ship meaningful production features, contribute across the frontend, backend, databases, and AI integrations, improve system reliability and development workflows, and become a trusted partner across Product, Design, AI, and Engineering.