Full Stack Developer

Virallens Marketing LLP; Bengaluru; On-site; INR 1,500,000 - 2,300,000; Full time

Job summary

Virallens is seeking a Full Stack Engineer to join our Bengaluru-based on-site team. You’ll design, build, and ship AI-powered web applications spanning frontend, backend, and data layers, collaborating with Product, Design, AI, and Engineering teams.

The role requires 3–5 years of experience and strong expertise in TypeScript, React, Next.js, and Node.js. You’ll own features from idea to production, implement REST/GraphQL APIs, multi-tenant architectures, and real-time dashboards, while

Qualifications

• 3-5 years of professional Full Stack development experience.
• Strong expertise in TypeScript, React, Next.js, and Node.js.
• Experience building production web applications with REST APIs.
• Strong understanding of React architecture, rendering, and state management.
• 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 secure authentication and authorization systems.
• Design and develop scalable REST and GraphQL APIs.
• 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.
• Design scalable database schemas and multi-tenant SaaS architectures.
• Build real-time dashboards and live interfaces.

Skills

TypeScript

React

Next.js

Node.js

REST APIs

GraphQL

PostgreSQL

MongoDB

:AWS

CI/CD

Git

Tools

Vercel

Jest

Vitest

Playwright

Cursor

Claude Code

Job description

Full Stack Engineer

Location: Bengaluru, Karnataka, India
Work Mode: On-site
Employment Type: Full-time
Experience: 3-5 Years

About Virallens

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
• Strong engineering fundamentals
• Speed with quality
• Practical problem-solving
• Open communication
• 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

Full Stack Development

• 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.

Frontend Engineering

• 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.

Backend Development

• 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.

AI & LLM Integration

• 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.

Data & Architecture

• 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.

Real-Time Systems

• Develop real-time applications using WebSockets or similar technologies.
• Build live dashboards, notifications, and collaborative workflows.
• Handle retries, rate limiting, idempotency, and monitoring.

Engineering Excellence

• 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.
• Multi-tenant SaaS development.
• 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.

Our Tech Stack

Frontend

• Next.js
• React
• TypeScript
• Tailwind CSS

Backend

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

Data & AI

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

Infrastructure

• AWS
• Vercel
• CI/CD

Engineering Tools

• Git
• Jira
• Cursor
• Claude Code
• 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.