UI Architecture
Designs maintainable frontend systems with reusable components, state boundaries, and scalable routing patterns.
Current
Sr. Fullstack Engineer + Tech Lead — Angular + Node.js (NestJS)
Sr. Fullstack Engineer & Tech Lead | Angular · NestJS · Node.js · TypeScript · Microservices
Senior Fullstack Engineer and Tech Lead with 12+ years of experience building enterprise-grade Angular applications and NestJS microservices backends. Deep expertise in TypeScript-first full-stack delivery, modular Angular architecture (standalone components, NgRx, RxJS), and NestJS service design with REST APIs, WebSockets, and event-driven messaging. Proven track record leading engineering teams across SaaS, FinTech, IoT, and logistics platforms to deliver scalable, maintainable, and production-ready systems. Ajay leads full-stack delivery in TypeScript-first environments, combining deep Angular frontend architecture skills with production NestJS backend systems. He drives technical standards, mentors engineers, and ships well-structured systems that balance product velocity with long-term maintainability. A TypeScript-first Fullstack Tech Lead profile combining deep Angular frontend architecture with production NestJS backend engineering, designed for senior roles in enterprise and product teams.
Best fit
Sr. Fullstack Engineer, Tech Lead, Angular + NestJS roles, TypeScript full-stack teams
Angular
NestJS
Node.js
TypeScript
Tech Lead
Fullstack Engineer
Microservices
RxJS
NgRx
REST APIs
Event-Driven
Angular Architecture (Standalone, Modules, Lazy Loading, NgRx, RxJS)
NestJS Microservices & Module Design
TypeScript Full-Stack Engineering
REST API & WebSocket Backend Development
Event-Driven Messaging (Kafka, RabbitMQ)
Core competencies
How this profile should be understood
Scalable Backend Systems
Builds modular services, background workflows, and integration layers that stay reliable as product and traffic complexity grow.
System Design & Architecture
Translates product and platform goals into service boundaries, deployment patterns, and maintainable technical direction.
API Design & Integrations
Defines clean contracts for frontend, backend, and third-party integrations with an emphasis on consistency and operational clarity.
Cloud & DevOps Delivery
Improves release reliability through containerized delivery, deployment automation, and production-ready cloud operating patterns.
Performance & Event Processing
Uses caching and asynchronous messaging to improve throughput, reduce latency, and isolate failures in production workflows.
Technology groups
ATS-friendly skill grouping
Frontend
Angular, TypeScript, JavaScript, RxJS, NgRx, HTML
Backend
Node.js, NestJS, Java, Go, GraphQL, WebSockets
Architecture
Microservices
APIs
REST APIs, GraphQL, WebSockets, Kafka, RabbitMQ, Redis
DevOps
AWS, Docker, Kubernetes, CI/CD, GitHub Actions, Jenkins
AI / Automation
Not emphasized for this profile.
Selected emphasis
Projects, keywords, and positioning
Strongest projects
Enterprise SaaS Platform (Multi-Tenant), Industrial IoT Monitoring Dashboard, Logistics Platform, Backendless REST & WebSocket Platform, CI/CD & Deployment Automation, Agentic Business Operating System (BizXOS / BizlyUp)
Key expertise
Angular Architecture (Standalone, Modules, Lazy Loading, NgRx, RxJS), NestJS Microservices & Module Design, TypeScript Full-Stack Engineering, REST API & WebSocket Backend Development, Event-Driven Messaging (Kafka, RabbitMQ), Scalable Frontend Component Libraries, Monorepo Setup (Nx, Turborepo), Database Design (PostgreSQL, MongoDB, Redis), CI/CD, Docker & Cloud-Native Deployment, Tech Lead & Engineering Team Mentoring
Profile positioning
A TypeScript-first Fullstack Tech Lead profile combining deep Angular frontend architecture with production NestJS backend engineering, designed for senior roles in enterprise and product teams.