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Job Title : Node.js Developer / Backend Developer

Experience : 4+ Years

Job Location : Mumbai – Andheri

Work Mode : Work From Office (5 Days a Week)

Job Type : Full-time Opportunity

Role Overview :

We are seeking an experienced Node.js / Backend Developer to design, develop, and maintain scalable backend systems.

The ideal candidate will have strong hands-on experience with Node.js, Nest.js, relational and NoSQL databases, and AWS cloud services.

You will work closely with frontend developers, DevOps, and product teams to deliver secure, high-performance, and reliable backend solutions.

Mandatory Skills : Node.js, Nest.js, MongoDB, PostgreSQL, AWS, REST API development, strong backend fundamentals.

Key Responsibilities :

• Design, develop, and maintain scalable backend applications using Node.js & Nest.js

• Build and manage RESTful APIs and backend services

• Work with MongoDB and PostgreSQL for efficient data storage and retrieval

• Develop cloud-ready applications and deploy them on AWS

• Ensure application performance, security, and scalability

• Write clean, well-documented, and maintainable code

• Participate in code reviews and follow best engineering practices

• Troubleshoot, debug, and optimize existing applications

• Collaborate with cross-functional teams for end-to-end delivery

Required Skills & Qualifications :

• 4+ years of experience in Backend / Node.js development

• Strong hands-on experience with Node.js and Nest.js

• Experience working with MongoDB and PostgreSQL

• Good understanding of AWS services (EC2, S3, RDS, etc.)

• Experience building RESTful APIs

• Understanding of backend architecture, design patterns, and best practices

• Strong problem-solving and debugging skills

• Familiarity with version control systems (Git)

Good-to-Have Skills :

• Experience with microservices architecture

• Knowledge of Docker and CI/CD pipelines

• Exposure to message queues or event-driven systems

• Basic understanding of frontend-backend integration

Job Description:

• Experience in Core Java 5.0 and above, CXF, Spring.
• Extensive experience in developing enterprise-scale n-tier applications for financial domain. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency client-facing applications.
• Good development experience with RDBMS, preferably Sybase database.
• Good knowledge of multi-threading and high-volume server-side development.
• Experience in sales and trading platforms in investment banking/capital markets.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills in Java.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.
• 
  

• Using the latest technologies to solve real problems for our customers at a massive scale
• Collaborating closely with other engineers as a valuable member of a cross-functional team
• Sharing your knowledge and building creative solutions while helping the team evolve best practices
• Designing, developing, and deploying backend services with a focus on high availability, low latency, and scalability
• Taking end-to-end responsibility for the services that are owned by your team, including taking part in an on-call rotation

Who you are

• A minimum of B.S. degree in Information Technology or Computer Science or 5+ years in a similar position
• Able to adapt, change and grow quickly as we scale the organization
• Passionate about engineering practices like agile, continuous delivery, test-driven development, traceability, and observability
• Growth mentality is curious and not afraid to be experimental.
• You share your ideas and continuously improve yourself and the team around you
• Solid experience as an Engineer designing, developing and maintaining API driven solutions
• Strong communication skills, high integrity, and great attention to detail

You’ll get to work with:

• Docker and Kubernetes
• Go and/or PHP
• PostgreSQL, Elastic Search, RabbitMQ
• Memcache, Redis
• Microservices architecture
• ELK, Jaeger, Prometheus & Grafana

Responsibilities

• Server Side Programming Languages: PHP & Laravel (MUST)
• Framework: Express, Sails.js, Laravel, Node.js .
• Web Server technologies: Apache, Nginx.
• Database creation and integration: MySQL (MUST), PostgreSQL, MongoDb.
• Cloud computing integration e. g., public cloud providers like Amazon Web Services, or private cloud environments.
• Integration of user-facing elements developed by front-end developers with server side logic.
• Optimisation of the application for maximum speed and scalability.
• Implementation of security and data protection.
• Design and implementation of data storage solutions.
• Creating database schemas that represent and support business processes.
• Setup and administration of backups.
• Management of hosting environment, including database administration and scaling an application to support load changes

    Requirements

• Knowledge of presenting data in different formats
• Bachelor's degree or equivalent experience in Computer Science with minimum 5+ years of industry experience.
• Technical depth across multiple languages.
• Able to meet deadlines.
• Leadership experience.
• Strong communications skills.
• Proficient in writing REST APIs.

Responsibilities :

- Design and develop highly scalable, highly available, reliable, secure and fault-tolerant systems with minimal guidance for one of the fastest-growing company in India

- Translate business requirements into scalable and extensible design

- Pair with team members on functional and nonfunctional requirements and spread design philosophy, goals and improve the code quality across the team

- Partner with the product management team to define and execute the feature roadmap

- Coordinate with cross-functional teams (Mobile, UX etc.) on planning and execution

- Proactively manage stakeholder communication related to deliverables, risks, changes and dependencies

- The building of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end.

Experience and Skills :

- 2+ years of hands-on experience in designing, developing, testing and deploying applications on Node.JS for large scale applications.

- Strong proficiency with JavaScript

- Understanding of Asynchronous Request handling techniques.

- Deep knowledge of Linux : CentOS, Fedora, or Ubuntu

- Data modeling experience in Relational and NoSQL databases(MONGO DB)

- Ability to understand and implement Continuous Integration and Continuous Delivery

- Well versed with Agile methodologies, TDD and Test Engineering and Automation

- Ability to design and implement low latency RESTful services

- Experience troubleshooting server performance - memory issues, GC tuning, resource leaks, etc.

- Excellent understanding of interactive application development paradigm, memory management, performance/resource optimizations, database interactions, network programming, concurrency and multithreading, fault tolerance, monitoring, security and operability of systems

- Continuously refactor applications to ensure high-quality design

- Ability to plan, prioritize, estimate and execute releases with a good degree of predictability