Senior Software Engineer - NodeJS

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

Experience: 2–5 Years

Location: Mumbai – Chembur West (Onsite)

Job Summary

We are looking for a Full Stack Developer with strong hands-on experience in React.js and Node.js to build scalable, secure, and high-performance web applications. The ideal candidate should be comfortable owning features end-to-end, developing responsive UI, building REST APIs, integrating databases, and supporting production systems.

Key Responsibilities

• Build responsive UI using React.js, HTML5, CSS3, JavaScript (ES6+)
• Develop scalable backend services and RESTful APIs using Node.js (Express.js / NestJS)
• Work with MongoDB and MySQL (schema design, indexing, query optimization)
• Implement authentication & authorization using JWT , RBAC , Oauth
• Integrate third-party APIs, Webhooks
• Build real-time features using Socket.io / WebSockets
• Ensure performance, scalability, and security (validation, sanitization)
• Implement caching using Redis (if applicable) and optimize API response times
• Support API testing (Postman/Supertest)
• Maintain API documentation using Swagger / OpenAPI
• Debug and resolve defects, handle RCA, and support production troubleshooting with logs/monitoring
• Follow Git-based workflows, participate in code reviews, and collaborate with QA/product teams in Agile delivery

Mandatory Skills

• React.js, Node.js, JavaScript (ES6+)
• MongoDB (must), MySQL
• REST API development & integration
• Socket.io / WebSockets, Webhooks
• HTML5, CSS3
• Git
• Typescript, Express.js / NestJS
• jQuery / AJAX (basic / legacy support)

Good to Have

• Redis, Swagger/OpenAPI
• Docker, CI/CD (GitHub Actions/Jenkins)
• Cloud exposure (AWS/Azure/GCP)

Qualification

BE / BTech / MCA / MSc IT / BSc IT with 2–5 years relevant experience.

CTC: As per industry std.

About NxtWave:

NxtWave is one of India’s fastest-growing edtech startups, transforming the way students learn and build careers in tech. With a strong community of learners across the country, we’re building cutting-edge products that make industry-ready skills accessible and effective at scale.

What will you do:

• Build and ship full-stack features end-to-end (frontend, backend, data).
• Own your code – from design to deployment with CI/CD pipelines.
• Make key architectural decisions and implement scalable systems.
• Lead code reviews, enforce clean code practices, and mentor SDE-1s.
• Optimize performance across frontend (Lighthouse) and backend (tracing, metrics)
• Ensure secure, accessible, and SEO-friendly applications.
• Collaborate with Product, Design, and Ops to deliver fast and effectively.
• Work in a fast-paced, high-impact environment with rapid release cycles.

What we are expecting:

• 3–5 years of experience building production-grade full-stack applications.
• Proficiency in React (or Angular/Vue), TypeScript, Node.js / NestJS / Django / Spring Boot.
• Strong understanding of REST/GraphQL APIs, relational & NoSQL databases.
• Experience with Docker, AWS (Lambda, EC2, S3, API Gateway), Redis, Elasticsearch.
• Solid testing experience – unit, integration, and E2E (Jest, Cypress, Playwright).
• Strong problem-solving, communication, and team collaboration skills.
• Passion for learning, ownership, and building great software.

Location: Hyderabad (In-office)

Apply here:- https://forms.gle/QeoNC8LmWY6pwckX9

We are seeking an experienced Technical Lead with expertise in the MERN (MongoDB, Express.js, React.js, Node.js) stack to join our dynamic team. As a Technical Lead, you will play a pivotal role in leading the development of cutting-edge web applications. You will collaborate with cross-functional teams, mentor junior developers, and contribute to architectural decisions.

Responsibilities:

1. Technical Leadership:

• Lead a team of developers in the design, development, and deployment of high-quality web applications.
• Provide technical guidance, mentorship, and support to team members.
• Take ownership of the technical architecture, ensuring scalability, reliability, and maintainability.

1. Development:

• Hands-on development using the MERN stack to build robust and scalable web applications.
• Collaborate with the team to define technical specifications and implement solutions according to requirements.

1. Code Review and Quality Assurance:

• Conduct code reviews to ensure adherence to coding standards, best practices, and architectural guidelines.
• Implement and maintain automated testing processes to guarantee the quality of deliverables.

1. Technical Strategy:

• Collaborate with product managers, designers, and other stakeholders to define technical requirements and priorities.
• Contribute to the development of the technical roadmap and ensure alignment with business goals.

1. Problem Solving:

• Identify technical challenges and provide innovative solutions.
• Troubleshoot and resolve technical issues as they arise.

1. Documentation:

• Create and maintain technical documentation including architecture diagrams, API specifications, and system documentation.

1. Stay Updated:

• Keep abreast of industry trends, emerging technologies, and best practices in web development.

Requirements:

• Bachelor's or higher degree in Computer Science or a related field.
• Proven experience as a Technical Lead or Senior Developer with expertise in the MERN stack.
• Strong proficiency in MongoDB, Express.js, React.js, and Node.js.
• Proficient in front-end technologies such as HTML, CSS, and JavaScript.
• Experience with version control systems (e.g., Git).
• Familiarity with cloud platforms (e.g., AWS, Azure) and containerization (e.g., Docker).
• Excellent problem-solving and analytical skills.
• Strong communication and leadership abilities.
• Ability to work collaboratively in a cross-functional team environment.

About Us

Divami Design Labs is ranked as the #1 UX UI Design Agency in India on "Clutch.co". We have worked with 200+ clients across the globe and touched more than 50M+ people. We have been recently honored with the Web Excellence Award and the CII Design Excellence Award for our platform designs. With a passion for creating user experiences, we get our high by solving complex problems and hearing you utter 'WOW,' especially across verticals like Data Integration, FinTech, HealthTech, EduTech, HRMS, DevOps, Transportation, Supply Chain, Logistics, Travel, IoT, AR/VR, AI/ML, BPM/RPA, Low Code No Code platforms and more.

About This Role

We are looking for a dynamic architect-level MERN/MEAN Stack developer with leadership skills to motivate, inspire, bring the best out of the team and at the same time individually contribute himself/herself towards project delivery. 

 If you are :

• A tech enthusiast, if the opportunity to run a project excites you, 
• Revels in supportive work culture and
• Looking for an opportunity of working on multiple projects excites you then

THIS IS the job for YOU !!

Roles And Responsibilities

• 5 years of hands-on experience in working with MERN / MEANstack
• At Least 3 years of experience in leading a team size of minimum 3-4 members
• Excellent communication, client handling and crisis management skills
• Great debugging and problem-solving skills

Location

Gachibowli, Hyderabad

• Experience building applications using NodeJS and frameworks such as Express.
• Thorough understanding of React.js and NodeJS including its core principles.
• Ability to understand business requirements and translate them into technical requirements.
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial).
• Understanding the nature of asynchronous programming and its quirks and workarounds
• Strong experience with MongoDB, Postgres
• Highly proficient with Vue.js framework and its core principles such as components, reactivity, and the virtual DOM
• Familiarity with the Vue.js ecosystem, including Vue CLI, Vuex, Vue Router
• Good understanding of HTML5 and CSS3, and Sass 
• Understanding of server-side rendering and its benefits and use cases

Synapsica is a growth stage HealthTech startup founded by alumni from IIT Kharagpur, AIIMS New Delhi, and IIM Ahmedabad. We believe healthcare needs to be transparent and objective, while being affordable. Every patient has the right to know exactly what is happening in their bodies and they don’t have to rely on cryptic 2 liners given to them as diagnosis.

Towards this aim, we are building an artificial intelligence enabled cloud based platform to analyze medical images and create 2.0 of advanced radiologist reporting.

We are backed by Y Combinator and other investors from India, US and Japan. We are proud to have GE, AIIMS, the Spinal Kinetics as our partners.

Join us, if you find this as exciting as we do!

Description:

We are looking for a skilled computer programmer who is comfortable with both front and back end programming. Hands-on with UI and server-side is highly desirable.

You will get hands-on experience in the latest technologies and skills like ReactJS, NodeJS, MongoDB, REST API etc. This role is ideal for you if you have a background in Full Stack development and are looking for the next level of career growth in a fast paced, learning based and merit driven work environment.

Responsibilities:
- Developing front end app components.
- Developing backend apis and middlewares.
- Designing and scaling databases and servers.
- Ensuring responsiveness and cross-platform compatibility of applications.
- Owning and delivering end-to-end products, features, enhancements.

Requirements:
- Degree in Computer Science or related discipline with 3-7 years of experience.
- Proficiency with fundamental front end languages such as HTML, CSS and JavaScript
- Hands on with Reactjs or similar framework/library.
- Proficiency with server side languages such as Nodejs, Python, PHP.
- Prior experience with at least one no-sql database such as MongoDB.
- Excellent verbal communication skills.
- Good problem solving skills.
- Attention to detail.
- Very high sense of ownership.
- Deep interest and passion for technology