Senior MERN Stack Developer (React.js + Node.js) – Job Description

Position Summary

We are seeking a highly skilled Senior MERN Stack Developer to join the Wealth Management Technology team. The ideal candidate will be responsible for designing, developing, and supporting scalable, cloud-native web applications using React.js, Node.js/NestJS, AWS, MongoDB/PostgreSQL, and Kubernetes. The role requires strong full-stack development expertise, experience building microservices-based applications, and the ability to lead technical design and development efforts. Similar responsibilities are documented for WMT full-stack developer roles involving ReactJS, NodeJS, AWS EKS, MongoDB, PostgreSQL, APIs, and CI/CD deployments.

Experience: 8-11 Years

Key Responsibilities

Design, develop, and maintain modern web applications using React.js, Node.js, and NestJS.
Build reusable, scalable, and secure REST APIs and microservices.
Develop responsive and high-performance user interfaces using React.js and TypeScript.
Design and optimize data models using MongoDB and PostgreSQL.
Deploy and support applications on AWS cloud platforms.
Containerize applications using Docker and manage deployments through Kubernetes (AWS EKS).
Build and maintain CI/CD pipelines and DevOps automation.
Collaborate with product owners, architects, business analysts, and QA teams to deliver high-quality solutions.
Perform code reviews, troubleshoot production issues, and ensure adherence to engineering best practices.
Mentor junior developers and provide technical leadership across projects.

Required Technical Skills

Strong expertise in React.js, JavaScript, TypeScript, HTML5, and CSS3
Strong backend development experience with Node.js and NestJS
Experience building RESTful APIs and Microservices
Expertise with MongoDB and PostgreSQL
Hands-on experience with AWS services (EKS, ECS, Lambda, S3, RDS, CloudWatch, IAM)
Strong knowledge of Docker and Kubernetes
Experience with CI/CD tools such as GitHub Actions, Jenkins, or similar
Knowledge of Agile/Scrum development methodologies
Experience with application security, scalability, and performance optimization

Senior Mern Stack Developer