Node Js Developer

Job Description: Node.js Developer (3+ Years Experience)

Division/Department: Engineering

Industry: Insurance / Fintech

Employment Type: Full-Time, Permanent

Job Summary

We are looking for a skilled Node.js Developer who is experienced with JavaScript/TypeScript, databases, and modern AI development tools. You will build and maintain backend applications, design scalable systems, and use AI tools to enhance development productivity. The role involves backend development, database management, API development, and cloud deployment.

What You’ll Be Doing

Backend Development

• Build and maintain Node.js applications, services, and APIs.
• Write clean, readable JavaScript/TypeScript code.
• Create and manage REST APIs; work with GraphQL when required.
• Develop microservices and containerized applications (Docker).
• Participate in code reviews and help maintain coding standards.

Database Work

• Design database schemas for PostgreSQL, MongoDB, and Redis.
• Write optimized SQL and NoSQL queries.
• Implement indexing and manage database performance tuning.
• Handle database scaling and caching strategies.

AI Tools & Productivity

• Use AI coding assistants (GitHub Copilot, Cursor AI, Tabnine).
• Integrate AI APIs (OpenAI, Claude) into backend applications.
• Build features powered by AI/ML capabilities.
• Use AI tools to debug and enhance code quality.

Deployment & Operations

• Deploy applications on AWS, Azure, or GCP.
• Set up CI/CD pipelines (GitHub Actions, Jenkins).
• Work with Docker and Kubernetes.
• Monitor backend services and perform troubleshooting.

Job Requirements

Must-Have (2–7 Years Experience)

• Strong hands-on experience with Node.js and Express.js.
• Excellent understanding of JavaScript/TypeScript, ES6+, async/await.
• Experience with at least one major database: PostgreSQL, MongoDB, Redis.
• Knowledge of API development (REST, GraphQL).
• Hands-on experience with Git and version control.
• Experience with testing tools like Jest, Mocha, or similar.

AI Tools Experience

• Familiarity with AI coding assistants.
• Working with AI APIs (OpenAI, Claude, etc.).
• Experience using AI tools for debugging and code optimization.
• Basic understanding of prompt engineering.

Bonus Skills (Good to Have)

• Cloud platforms: AWS, Azure, Google Cloud.
• Docker, Kubernetes.
• CI/CD pipelines.
• Frontend exposure (React/Vue/Angular).
• Message queues: RabbitMQ, Kafka.
• Caching: Redis, Memcached.
• API security: JWT, OAuth2.

Mandatory Skills

Technical

• Experience building and deploying Node.js applications.
• Strong command over databases and efficient query writing.
• Comfort with AI-based coding tools.
• Ability to debug and solve backend issues independently.

Soft Skills

• Strong communication and teamwork skills.
• Self-driven and eager to learn new technologies.
• Ability to mentor junior developers (for senior positions).

Job description – Backend Developer

About Wekan Enterprise Solutions

Wekan Enterprise Solutions helps companies grow by modernizing their most critical legacy and on-premise applications, migrating them to the cloud and leveraging the most cutting-edge technologies. With a strong focus on Cloud, Mobile and IoT environments, our solutions help companies reduce TCO and improve their ROI on their technology investments. We are also the #1 MongoDB Global Strategic SI partner for mobile modernization.

Location - Chennai or Bangalore

Who are you ? An individual with...

• Good problem solving skills
• Good understanding of software design patterns.
• Believes in software as an enabler and is not constrained by one language or technology and is willing to scale with the product needs.
• Passion for Quality in the work being done.
• Excellent verbal and written communication skills.

Roles & Responsibilities

• Building and developing products and platforms for both client side as well as server-side scalable applications. These include designing Omni-channel (mobile, tablet & web) applications.
• Collaborate well with engineers, researchers, and data implementation specialists to design and create advanced, elegant, and efficient systems.
• Suggest & implement best practices for performance tuning while working on the larger datasets.
• Maintain quality and ensure responsiveness of applications.
• Perform design reviews and code Reviews with the Team
• Provide real time knowledge transfer to the team on the Requirements I UI Design & Development.
• Manage the infrastructure & deployment of the release artefacts by coordinating with respective peoples.
• Work in an agile environment with the defined sprints to deliver the assigned work in the stipulated timelines.
• Adhere to software development best practices and coding standards in all work products and participate in the refinement of those practices and standards to improve quality and productivity.

Skills

1. Must have strong 4 to 5 years of hands on experience Web Applications Development with good expertise in Node JS Stack using ORM like mongoose/Typeorm.
2. Proven experience building application using micro service environment using Docker/Kubernetes platform.
3. Experience in creating node modules and packaging through package manager’s.
4. Strong development and coding skills, good analytical and problem-solving skills.
5. Experience in writing JUnitest cases & performing code coverage using tools like mocha/sonarcube/hudson.
6. Rest API implementation using GraphQL.
7. Experience is building Dashboards with any chart library in Angular is a must 5. Experience in writing Restful API’s using Node/Python/Scala/Java, etc.
8. Knowledge of modern authorization mechanisms such as JSON Web Token, OAuth2.
9. Familiarity with code versioning tools such as Git, Bit bucket
10. Experience in working on Build Tools like NPM, Gulp, Bower, and Web pack.
11. Understanding of Agile & Scrum development methodology.
12. Knowledge of AWS, Azure will be an added advantage.

Tools & Technologies

Web Technologies: 1 NodeJS,  HTML5, CSS3, jQuery, Bootstrap, JavaScript, AJAX, Postman, REST API, Express 2. Testing:Jest, Karma 3. Databases: Mongodb, NoSQL, Redis 4. Code Management: Git, Bit bucket 5. Operating System: Mac, Linux, Windows 5. Cloud Technologies: AWS, Azure.

Responsibilities:

• Ability to work in an existing codebase and collaborate with a diverse team
• Experience in building enterprise-scale backend REST APIs with frameworks such as Nest.js & Express.js using an API-first paradigm
• Intimate knowledge of crafting highly performing database queries
• Hands-on experience implementing relational database structures, including tables, indexes, views, etc.
• A mindset towards building systems for the cloud and DevOps fundamentals
• Working knowledge of cloud infrastructure services is good to have. If not then willingness to learn should be there.
• Focus towards building security, performance, and scalability into services from the beginning
• Experience with debugging code and troubleshooting technical issues in order to craft appropriate solutions

What You'll Do


You will be part of our data platform & data engineering team. As part of this agile team, you will work in our cloud native environment and perform following activities to support core product development and client specific projects:

• You will develop the core engineering frameworks for an advanced self-service data analytics product.
• You will work with multiple types of data storage technologies such as relational, blobs, key-value stores, document databases and streaming data sources.
• You will work with latest technologies for data federation with MPP (Massive Parallel Processing) capabilities
• Your work will entail backend architecture to enable data modeling, data queries and API development for both back-end and front-end data interfaces.
• You will support client specific data processing needs using SQL and Python/Pyspark
• You will integrate our product with other data products through Django APIs
• You will partner with other team members in understanding the functional / non-functional business requirements, and translate them into software development tasks
• You will follow the software development best practices in ensuring that the code architecture and quality of code written by you is of high standard, as expected from an enterprise software
• You will be a proactive contributor to team and project discussions

Who you are


• Strong education track record - Bachelors or an advanced degree in Computer Science or a related engineering discipline from Indian Institute of Technology or equivalent premium institute.
• 2-3 years of experience in data queries, data processing and data modeling
• Excellent ANSI SQL skills to handle complex queries
• Excellent Python and Django programming skills.
• Strong knowledge and experience in modern and distributed data stack components such as the Spark, Hive, Airflow, Kubernetes, Docker etc.
• Experience with cloud environments (AWS, Azure) and native cloud technologies for data storage and data processing
• Experience with relational SQL and NoSQL databases, including Postgres, Blobs, MongoDB etc.
• Familiarity with ML models is highly preferred
• Experience with Big Data processing and performance optimization
• Should know how to write modular, optimized and documented code.
• Should have good knowledge around error handling.
• Experience in version control systems such as GIT
• Strong problem solving and communication skills.
• Self-starter, continuous learner.

Good to have some exposure to

• Start-up experience is highly preferred
• Exposure to any Business Intelligence (BI) tools like Tableau, Dundas, Power BI etc.
• Agile software development methodologies.
• Working in multi-functional, multi-location teams

What You'll Love About Us – Do ask us about these!

• Be an integral part of the founding team. You will work directly with the founder
• Work Life Balance. You can't do a good job if your job is all you do!
• Prepare for the Future. Academy – we are all learners; we are all teachers!
• Diversity & Inclusion. HeForShe!
• Internal Mobility. Grow with us!
• Business knowledge of multiple sectors

• Understand the fundamentals of Software Engineering, such as Data Structures, Algorithms, Design Patterns
• Ability to write Java applications using Spring, Springboot or any other microservices frameworks
• Experience in the development of REST applications, in Java or Kotlin
• Capable of writing effective APIs
• Solid knowledge of JVM fundamentals such as classloading, memory management, garbage collection
• Demonstrated experience in platform API design and development
• Knowledge on microservice and event-driven architecture
• Experience in working with version control frameworks such as Git (preferable), SVN
•      Experience with NoSQL databases (MongoDB or Cassandra) & Relational Databases
• Solid understanding of TDD & Agile principles such as CI / CD, with a proven track record of implementing solutions centred around those concepts
• Excellent communication, collaboration, reporting, analytical and problem solving skills

Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.

• Integration of user-facing elements developed by front-end developers with server side logic
• Writing reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and performant applications
• Implementation of security and data protection

• Strong proficiency with JavaScript & OOPS
• Knowledge of Node.js and frameworks available for it 
• Understanding the nature of asynchronous programming and its quirks and workarounds
• Good understanding of server-side CSS preprocessors 
• Basic understanding of front-end technologies, such as HTML5, and CSS3
• Understanding accessibility and security compliance
• User authentication and authorization between multiple systems, servers, and environments
• Creating database schemas that represent and support business processes
• Implementing automated testing platforms and unit tests
• Proficient understanding of code versioning tools, such as Git
• Knowledge of AWS will be preferable

Node.js and frameworks available for it - Express, StrongLoop, etc
Understanding the nature of asynchronous programming and its quirks and workarounds
Integration of user-facing elements developed by front-end developers

front-end technologies - HTML5, and CSS3
Writing scalable, reusable, testable, and efficient code