Software Development Engineer -3

Backend Engineer (Node.js, PostgreSQL, AI)

Backend Engineering | 7-14 Years Experience

Location Bangalore

Experience 7-14 Years

Employment Type Full-Time

ABOUT THE ROLE

We are looking for a highly experienced Backend Engineer with strong expertise in Node.js, PostgreSQL, and AI integration. You will architect and build the server-side infrastructure that powers our AI-driven product - including APIs, data pipelines, and AI service integrations.

KEY RESPONSIBILITIES

• Design and develop scalable RESTful and GraphQL APIs using Node.js (Express/Fastify/NestJS)
• Architect and optimize PostgreSQL databases including schema design, indexing, and query optimization
• Integrate AI/LLM services (OpenAI, Claude, etc.) into backend workflows and APIs
• Build event-driven architectures using Kafka, RabbitMQ, or AWS SQS/SNS
• Implement pgvector or similar for AI-powered semantic search within PostgreSQL
• Develop authentication, authorization, and security layers (OAuth2, JWT, RBAC)
• Ensure high availability, disaster recovery, and performance at scale
• Write comprehensive unit, integration, and load tests
• Collaborate with AI engineers to expose and operationalize AI model outputs via APIs
• Conduct code reviews and mentor junior and mid-level engineers

KEY SKILLS & REQUIREMENTS

• Expert-level proficiency in Node.js and TypeScript with production experience
• Deep expertise in PostgreSQL: complex queries, stored procedures, replication, pgvector
• Strong knowledge of API design patterns: REST, GraphQL, gRPC
• Experience integrating LLM APIs and building AI-augmented backend services
• Proficiency with ORMs/query builders: Prisma, TypeORM, Knex, or Sequelize
• Familiarity with message queues: Kafka, RabbitMQ, BullMQ
• Cloud platform experience: AWS (Lambda, RDS, ECS, S3), GCP, or Azure
• Strong understanding of microservices, CQRS, and event sourcing patterns
• Experience with caching: Redis, Memcached, CDN-level caching strategies
• Proficiency with Docker, Kubernetes, and CI/CD pipelines (GitHub Actions, GitLab CI)

NICE TO HAVE

• Experience with AI orchestration tools like LangChain or LlamaIndex from a backend perspective
• Familiarity with time-series databases or data warehousing (BigQuery, Redshift, ClickHouse)
• Knowledge of WebSockets, SSE for real-time AI streaming responses
• Open-source contributions or prior fintech/healthtech/edtech domain experience

Frontend Engineer (React, AI)

Frontend Engineering | 4-7 Years Experience

Location Bangalore

Experience 4-7 Years

Employment Type Full-Time

ABOUT THE ROLE

We are seeking a creative and technically strong Frontend Engineer with expertise in React and hands-on experience building AI-powered user interfaces. You will craft exceptional, responsive user experiences that bring our AI features to life - including real-time chat interfaces, AI-generated content displays, and intelligent dashboards.

KEY RESPONSIBILITIES

• Build high-quality, performant React applications with TypeScript
• Develop AI-centric UI components: chat interfaces, streaming responses, prompt builders, AI dashboards
• Implement real-time features using WebSockets and Server-Sent Events (SSE) for LLM streaming
• Collaborate with designers to implement pixel-perfect, accessible UI from Figma designs
• Integrate with backend REST and GraphQL APIs
• Optimize application performance: code splitting, lazy loading, memoization
• Write unit and integration tests using Jest, React Testing Library, or Playwright
• Ensure cross-browser compatibility and mobile responsiveness
• Participate in design reviews, sprint planning, and technical discussions
• Mentor junior frontend engineers and contribute to frontend best practices

KEY SKILLS & REQUIREMENTS

• Expert proficiency in React.js with TypeScript and modern hooks
• Strong knowledge of state management: Redux Toolkit, Zustand, Jotai, or React Query
• Experience building AI chat interfaces, streaming text UIs, and conversational UX patterns
• Familiarity with AI/LLM SDK integration on the frontend (Vercel AI SDK, OpenAI streaming)
• Proficiency with modern CSS: Tailwind CSS, CSS Modules, or Styled Components
• Experience with component libraries: shadcn/ui, Material UI, Ant Design, or Radix UI
• Knowledge of build tools: Vite, Webpack, Next.js
• Understanding of web performance: Core Web Vitals, Lighthouse optimization
• Experience with testing frameworks: Jest, React Testing Library, Cypress/Playwright
• Familiarity with Git workflows, code reviews, and CI/CD pipelines

NICE TO HAVE

• Experience with Next.js App Router and server components
• Exposure to AI visualization tools (charts, graphs for model outputs, confidence scores)
• Knowledge of accessibility standards (WCAG 2.1 AA)
• Experience with design tools like Figma for developer handoff