Senior Full Stack Developer

Position : Full Stack Developer (Node.js + React.js)

Experience : 5+ Years

Location : Gurgaon (Work From Office - 5 Days)

Notice Period : Immediate or within 7 days

Job Description :

We are looking for a highly skilled and passionate Full Stack Developer with strong experience in Node.js and React.js, and a solid understanding of Microservices Architecture.

This is a full-time, on-site opportunity based in Gurgaon, ideal for someone who thrives in a fast-paced development environment.

Mandatory Skills :

Node.js, React.js, JavaScript (ES6+), RESTful APIs, Microservices Architecture, MongoDB/PostgreSQL, Git, HTML5, CSS3, JWT

Key Responsibilities :

• Design, develop, test, and maintain scalable web applications using Node.js (backend) and React.js (frontend).
• Build and integrate RESTful APIs and Microservices in a production-grade environment.
• Participate in code reviews, architecture discussions, and performance optimizations.
• Collaborate with cross-functional teams including UI/UX designers, QA, DevOps, and product managers.
• Write clean, maintainable, and reusable code adhering to best practices.
• Ensure system reliability, security, scalability, and performance.
• Debug and resolve production issues efficiently.

Must-Have Skills :

• 5+ Years of full-stack development experience with Node.js and React.js.
• Strong expertise in JavaScript, ES6+, HTML5, CSS3, and responsive design.
• Solid hands-on experience in Microservices Architecture and containerized services (Docker, Kubernetes is a plus).
• Proficiency in RESTful API development and integration.
• Experience with databases such as MongoDB, PostgreSQL, or MySQL.
• Familiarity with version control tools like Git and CI/CD pipelines.
• Understanding of Agile/Scrum methodologies.

Good to Have :

• Knowledge of authentication/authorization mechanisms (OAuth, JWT).
• Exposure to cloud platforms like AWS, Azure, or GCP.
• Familiarity with testing frameworks such as Jest, Mocha, or Cypress.

Required Skills 

1) Good experience in React.js & Asp.net

2) Hand on Node.JS./Express JS 

3) Database : MYSQL/MongoDB 

4) Experience in Java Script, Typescript. 

5)Good experience in HTML5, CSS3, JavaScript, Jquery 

6) Experience working in an Agile environment. 

7) Good communication skills.

Title

Full Stack MERN/ MEAN Tech Lead

Location

Bangalore

About the company

With over a decade of experience, we specialize in crafting bespoke integration solutions and empowering businesses across the globe with a combined approach to emerging technology. We use cutting edge enterprise platforms - Microsoft, Salesforce, SAP and more Since our establishment in 2004, with our headquarters located in Tampa, USA, eCosmos has been extending global reach and domestic support to a diverse range of organizations, from start-ups to Fortune 500 companies

. Job Summary:

The Lead Developer provides technical expertise which requires a working knowledge of the technical infrastructure underpinning the applications. Plans, consults, and coordinates complex project assignments in the design, development and implementation of applications software. Works as part of a service or project team to implement complex technical solutions that meet business requirements. Responsible for contributing to the planning of the work programs and the review, development, and modification of best practices and technical solutions. Provides supervision to a team of Developers

. What success looks like in this role:

• You will lead a team of 5-10 developers building web apps with React, Node.js, Express and MongoDB, and mobile apps with React Native.

• Architect scalable and high-performance web and mobile apps using proven JavaScript stacks like MERN and MEAN

• Establish best practices for web and mobile development, code quality, testing, and CI/CD

• Proficiency in TypeScript is required to develop and maintain the front-end and back-end of our web applications.

• Plan sprints, assign tasks, and oversee code reviews, testing, and releases

• Troubleshoot and debug applications across the stack

• Manage technical debt and spearhead migrations to new libraries/frameworks when needed

• Hire and mentor developers and promote an engineering culture of learning and excellence.

Skills Required:

• Excellent communication skills, both written and oral.

• Quick problem-solving skills with exceptional aptitude and reasoning. • Good orator, presenter with influencing skills to manage and negotiate complex conflicting resolutions.

• Ability to frame ideas in words to provide a perspective and outcome from analyzing them.

• Experience in leading, managing, mentoring a team of junior developers.

You will be successful in this role if you have:

: • Bachelor's in engineering (B.E or BTech.), MCA.

• 5+ years' experience leading web and/or mobile engineering teams

• Deep expertise with JavaScript, Node.js, React, React Native, and MongoDB • Experience building web apps with MERN or similar stacks • Experience building mobile apps with React Native or similar frameworks

• Excellent verbal and written communication skills

• Comfortable with Agile methodologies like Scrum and Kanban

• Strong leadership skills and commitment to building a world-class engineering team

Compensation & Benefits:

For the right candidate, e-Cosmos is ready to provide an extremely competitive salary and added incentive bonus potential

. e-Cosmos provides an attractive and complete benefits package:

✓ Accidental Death & Dismemberment Insurance

✓ Training and certification assistance

✓ Employee referral bonus program

✓ Vertical and Lateral increments

ETHICS COMPLIANCE:

: e-Cosmos is firmly committed to conducting business in compliance with the letter and spirit of the law and other accepted standards of business conduct as reflected in the company's policies.

MERN Stack Developer will work closely with the cross-team to discover effective and elegant solutions to complex problems.

·         Excellent knowledge of HTML, CSS, Material-UI and Responsive.

·         Strong concepts of Javascript, ReactJs, NextJS.

·         Should have Excellent Experience of Node.js.

·         In-Depth knowledge of Express Js, JavaScript, TypeScript,

·         Should have experience in MongoDB, My SQL, GraphQL, and any graph Database

·         Experience working with REST APIs, and Sockets.

·         Ability to Identify and fix production and non-production application issues as a part of the deployment.

·         Good Knowledge of AWS - Beanstalk, Cloud Watch.

·         Good Knowledge of JSON, API, and JWT.

·         Good to have Agile/JIRA/ Continuous Deployment experience.

·         Ability and willingness to manage multiple projects/tasks.

Job Responsibilities:

·         Should have completed B. Tech in IT / CS.

·         Understanding accessibility and security compliance (Depending on the specific project)

·         Understanding fundamental design principles behind a scalable application.

·         Good communication and language skills.

·         Strong focus on performance optimizations, caching, and scalability.

·         Ability to deal well with ambiguous/undefined problems; ability to think abstractly

Tech Lead – Software Development

Tech Lead will be responsible for development and project delivery. She will also provide technical and team leadership through coaching and mentorship.

Job Responsibilities:

• Guide team development efforts towards successful project delivery
• Provide technical leadership to teammates through coaching and mentorship
• Maintain high standards of software quality within the team by establishing and coaching team member in best practices in development
• Collaborate with other software developers, business analysts and software architects to plan, design, develop, test, and maintain web- and desktop-based business applications built on new and legacy technologies.
• Assist in the collection and documentation of user’s requirements, development of user stories, estimates and work plans
• Design, develop, and unit test applications in accordance with established standards
• Participate in peer-reviews of solution designs and related code
• Package and support deployment of releases
• Analyze and resolve technical and application problems
• Assess opportunities for application and process improvement and prepare documentation of rationale to share with team members and other affected parties
• Adhere to high-quality development principles while delivering solutions on-time and on-budget
• Ensure Team member adhere to the SDLC requirements

Qualifications:

• B.E./B.Tech./MCA or equivalent
• 12+ years’ experience as a Software Developer with at least 3+ years in a similar role
• Prior experience in a technical leadership position
• Proficient with .NET/Angular/React/Node JS and SQL
• Extensive hands-on Experience in ASP.Net Core, MVC.

• Excellent understanding of database tuning, design, optimization, and scaling using MS SQL and NoSQL databases

• In-depth knowledge and experience with developing web applications with service-oriented framework, Microservices and Rest APIs
• Extensive experience designing and developing enterprise grade software
• Experience with source control management systems and continuous integration/deployment environments
• Experience with agile development methodologies including Kanban and Scrum
• Experience with multi-threading and concurrency
• Experience with debugging, performance profiling and optimization
• Comprehensive understanding of object-oriented and service-oriented application development techniques and theories