Tech Lead Full Stack Mern,node, Mongodb, Aws Noida

We are looking for an experienced

Tech Lead to drive the design, development, and delivery of our scalable, cloud-native platform. You will lead a team of full stack engineers building CRM and portal solutions on the

MERN stack

, architecting microservices deployed on

AWS

. This is a hands-on leadership role you'll be expected to code, review, mentor, and make key architectural decisions.

Key Responsibilities

Lead end-to-end architecture and development of scalable web applications using

MongoDB, Express.js, React.js, and Node.js (MERN)

.

Design and implement microservices-based architecture to support high-availability, scalable platforms.

Own technical design for

CRM and Portal products, ensuring performance, security, and maintainability.

Architect and manage cloud infrastructure on

AWS

(EC2, Lambda, S3, RDS/DynamoDB, API Gateway, ECS/EKS, CloudFormation/Terraform).

Drive best practices in coding standards, code reviews, CI/CD pipelines, and DevOps processes.

Collaborate with Product Managers, Designers, and QA to translate business requirements into technical solutions.

Mentor and guide a team of full stack developers; conduct code reviews and technical training.

Ensure application scalability, security, and performance through proper design patterns and monitoring.

Troubleshoot production issues and lead root-cause analysis for critical systems.

Evaluate and introduce new tools, frameworks, and technologies to improve development efficiency.

Manage sprint planning, technical estimations, and delivery timelines in coordination with project managers.

Required Skills & Experience

Robust hands-on experience with

Node.js, Express.js, React.js, MongoDB

(MERN stack).

Proven experience designing and building microservices architectures

.

Solid experience with

AWS cloud services

deployment, scaling, and infrastructure management.

Experience building

CRM systems, admin portals, or B2B/B2C SaaS platforms

.

Solid understanding of

RESTful APIs, GraphQL

, and third-party integrations.

Experience with

Docker, Kubernetes

, and CI/CD tools (Jenkins, GitHub Actions, GitLab CI).

Valuable grasp of database design

both NoSQL (MongoDB) and relational (PostgreSQL/MySQL) is a plus.

Strong understanding of system design, scalability, caching (Redis), and message queues

(Kafka/RabbitMQ/SQS).

Experience with

Agile/Scrum methodologies.

Excellent problem-solving, communication, and team leadership skills. .