Sr. MERN Stack Developer

Job Title: MERN Full Stack Developer (2+ Years Experience)

Location: Borivali

Experience Required: 2+ Years

Employment Type: Full-time

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Job Summary

We are looking for a skilled MERN Full Stack Developer with 2+ years of hands-on experience in building scalable web applications using the MERN stack. The ideal candidate should also have practical exposure to AI tools and integrations, and be comfortable working in a fast-paced, product-driven environment.

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Primary Skills (Mandatory)

• Strong experience in MongoDB, Express.js, React.js, Node.js
• Proficiency in JavaScript (ES6+)
• Experience building RESTful APIs
• Frontend development using React (Hooks, Context API)
• Backend development using Node.js and Express
• Database design and optimization using MongoDB
• Version control using Git

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AI Tools & Integration Experience (Required)

• Experience working with AI tools such as ChatGPT/OpenAI APIs or similar AI platforms
• Integrating AI APIs into web applications
• Basic understanding of prompt engineering
• Experience using AI for automation, content generation, data processing, or workflow optimization
• Familiarity with vector databases or embeddings (good to have)

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Key Responsibilities

• Develop and maintain full-stack web applications using MERN stack
• Design and develop scalable REST APIs
• Integrate third-party services and AI-based tools into applications
• Optimize applications for performance and scalability
• Collaborate with UI/UX designers and product teams
• Write clean, maintainable, and well-documented code
• Participate in code reviews and debugging

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Good to Have

• Experience with TypeScript
• Knowledge of cloud platforms (AWS, Azure, or GCP)
• Understanding of CI/CD pipelines
• Experience with Docker
• Basic understanding of microservices architecture

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Candidate Profile

• 2+ years of relevant experience in full-stack development
• Strong problem-solving and logical thinking skills
• Ability to work independently and in a team
• Good communication skills

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Job Types: Full-time, Permanent

Work Location: In person

Role & Responsibilities

We are currently seeking a Senior Engineer to join our Financial Services team, contributing to the design and development of scalable system.

The Ideal Candidate Will Be Able To-

• Take ownership of delivering performant, scalable and high quality cloud based software, both frontend and backend side.
• Mentor team members to develop in line with product requirements.
• Collaborate with Senior Architect for design and technology choices for product development roadmap.
• Do code reviews.

Ideal Candidate

• Strong Software Engineer fullstack profile using NodeJS, Python, and React
• Mandatory (Experience) - Must have 6+ YOE in Software Development using Python and NodeJS (For backend) & React (For frontend)
• Mandatory (Core Skills 1): Must have strong experience in working on Typescript
• Mandatory (Core Skills 2): Must have experience in message based systems like Kafka, RabbitMq, Redis
• Mandatory (Core Skills 3): Databases - PostgreSQL & NoSQL databases like MongoDB
• Mandatory (Company) - Product Companies Only
• Mandatory (Education) - B.Tech or Dual degree (Btech and Mtech or Integrated Msc/MS) from Tier 1 Engineering Institutes. Candidates from other institutions will not be considered unless they come from top-tier product companies
• Mandatory (Note) : This role is a hybrid role (2 days WFO)
• Preferred (Experience): Experience in Fin-Tech, Payment, POS and Retail products is highly preferred
• Preferred (Mentoring): Experience in mentoring, coaching the team.

Full Stack Developer (Senior Lead)

• Department: IT
• Location: Gurugram / Mohali / Karnal
• Shift: General
• CTC: 10–30% hike on last CTC (Max ₹20 LPA)
• Experience: 2Years-10Years
• Language: English
• Skills & Requirements:
• Core: React, Node.js
• Additional (Good to Have): Python, Flutter, Angular
• Strong problem-solving and system design skills
• Proven leadership in software teams
• Experience in building scalable web applications

Design, develop, and maintain full-stack web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js)

Build reusable, efficient, and scalable front-end components using React.js and modern JavaScript (ES6+)

Develop RESTful APIs and microservices using Node.js and Express.js

Design and optimize database schemas, queries, and indexing strategies in both MongoDB and PostgreSQL

Implement caching strategies using Redis to improve application performance

Design and maintain relational database models with PostgreSQL, including complex queries, transactions, and stored procedures

Implement responsive UI/UX designs and ensure cross-browser compatibility

Write clean, maintainable, and well-documented code following best practices

Participate in code reviews, testing, and debugging to ensure application quality

Collaborate with cross-functional teams including designers, product managers, and other developers

Optimize applications for maximum speed, scalability, and performance

Implement security best practices and data protection measures

Integrate third-party APIs and services as needed

Participate in Agile/Scrum development processes

Life is Short! Work Somewhere Awesome.

Mercer Talent Enterprise is hiring for experienced full stack Ruby on Rails developers.

As a Senior Ruby On Rails Engineer, you'll work on a closely-knit team with a technology stack built on top of Ruby on Rails 7.x. We like to work with modern technologies, always try to do what is best for the customer and put more value on teamwork than rock stars and cowboys.

Key Responsibilities

• Design, build, and maintain efficient, reusable, and reliable Ruby code
• Lead the technical design and development of major platform components to help our technology platform scale with our explosive user growth.
• Actively promote code quality, organization and automatization
• Build new features to improve psychometric assessments
• Shape our product roadmaps by being data-driven and creative
• Use and promote TDD best practices
• Pair program with team members of different experiences
• Be a mentor when you have the expertise / Be a student when someone else does

Required Experience or Skills

• 5+ years experience with Ruby on Rails
• Experience working with Postgres database
• Expert knowledge of feature/end-to-end and unit tests
• TDD experience with RSpec and Capybara
• Strong JavaScript skills
• Strong HTML / CSS 3 skills
• Experience working with a Continuous Integration environment (CircleCI, Github Actions, Jenkins, etc.)
• Understanding and commitment to Agile processes
• Great communication, particularly in explaining your coding processes, suggestions for best practices, and identifying ways to improve the team's coding quality

Desired Skills & Experience

• Experience developing with React / Redux
• Experience developing with TypeScript
• Working knowledge with Docker

You'll get

• Competitive salary with health benefits
• An extremely energising, dynamic and fast paced entrepreneurial working culture and environment
• An opportunity to work on leading edge technology products and solutions that will be first movers in the market
• An opportunity to travel to international locations where our clients may be based
• Latest laptop, devices and technologies for your needs
• Unique and supportive opportunities to progress in your career
• On-going team and professional development

Where

Remote

About Mercer Talent Enterprise

Mercer Talent Enterprise is a global leader providing talent foresight for an organization’s most pivotal people decisions through our talent assessment, leadership, and capability development solutions. By integrating our extensive expertise in assessment and psychometric tools with progressive and modern advances in technology and evidence-based data science, Mercer Talent Enterprise enables a depth and breadth of assessment solutions across the employee lifecycle.

As a Full-Stack Developer, you will play a crucial role in developing and maintaining our applications. You will be responsible for both front-end and back-end development, ensuring a seamless and efficient user experience. This is an excellent opportunity to grow with our startup and shape the future of our products.

Responsibilities:

- Develop and maintain front-end applications using Flutter.

- Build and manage back-end services and APIs using Python.

- Implement read/write operations in SQL databases.

- Collaborate with cross-functional teams to define, design, and ship new features.

- Ensure the performance, quality, and responsiveness of applications.

- Identify and correct bottlenecks and fix bugs.

- Help maintain code quality, organization, and automatization.

Participate in code reviews and provide constructive feedback

Job Description :

- The ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player.

- You will be responsible for the development of new software products and enhancements to existing products.

- You should excel in working with large-scale applications and frameworks and have outstanding communication skills.

Responsibilities :

- Writing clean, high-quality, high-performance, maintainable code

- Develop and support software including applications, database integration, interfaces, and new functionality enhancements

- Coordinate cross-functionally to insure project meets business objectives and compliance standards

- Support test and deployment of new products and features

- Participate in code reviews

Skills : Reactjs, Nodejs, Mysql

Qualifications :

- Bachelor's degree in Computer Science (or related field)

- 4+ years of relevant work experience

- Ability to multi-task, organize, and prioritize work

- Candidates who are willing to work from office based at Bangalore- Manyata Tech Park.