Senior Engineer - Software (Node.js)

Roles & Responsibilities

What You'll Do

•    Design and build the core Node.js services and REST APIs from scratch, built to scale as we grow.

•    Own system design end to end: service boundaries, data flow, caching, queueing, failure modes, and scale.

•    Ship AI/ML-powered features, including LLM and agentic capabilities.

•    Use LLMs and agentic tooling across the SDLC, from design and code generation to testing and debugging.

•    Model data and optimize SQL/NoSQL queries for performance; integrate with third-party platforms.

•    Debug production issues, own reliability, and set the engineering standards the rest of the team will grow into.

Ideal Candidate

1.Strong Backend Node.js Developer Profile

2.Mandatory (Experience 1) – Must have 6+ years of hands-on Backend Engineering experience using Node.js building production-grade systems for B2C products at meaningful consumer scale

3.Mandatory (Experience 2) – Must be AI-native in their own engineering workflow: already uses LLMs and agentic tooling across the SDLC, from design and code generation through testing and debugging

4.Mandatory (Experience 3) – Must have owned backend architecture end to end, including greenfield builds. Should be able to make early architecture calls and reason clearly about service boundaries, data flow, caching, queueing, failure modes, scalability, and reliability trade-offs under real constraints.

5.Mandatory (Experience 4) – Must have a solid understanding of backend fundamentals, including API development, service-oriented architecture, data structures, algorithms, and clean coding practices

6.Mandatory (Experience 5) – Must have experience designing, building, and maintaining APIs and backend services, including integrations with external systems and third-party platforms

7.Mandatory (Experience 6) – Must have strong experience working with databases (SQL and/or NoSQL), including efficient data modeling, query optimization, and performance tuning

8.Mandatory (Company) – Must have worked in B2C product companies / startups at meaningful consumer scale. (WealthTech, FinTech, or high-growth consumer product background is highly preferred)

9.Mandatory (Stability) – Must have a stable career history, with consistent tenure across previous companies; frequent job-hopping will not be considered

10.Mandatory (AI Product) – Must have experience building and shipping products that use LLMs and agentic workflows to end users.

11.Mandatory (Compensation Alignment) – Candidate must be comfortable with the compensation structure where the company matches their current CTC and provides ESOPs, without any salary hike.

12.Mandatory (Exclusion) – Candidates currently working at Stable Money will not be considered

13.Mandatory (Note1) – Seed-funded WealthTech startup. Candidate must be comfortable in an early-stage, fast-paced environment with shifting priorities

14.Mandatory (Note2) – Founding tech team role. Work from office, 6 days a week. Candidate must be willing to own the backend end to end and set engineering standards

15.Preferred (College) – Tier1 engineering college is a plus plus

16.Preferred (Note) – Previous founding engineer or early-team startup experience is a plus.

• You will be having 3+ years of experience of writing optimized Code in Javascript/Typescript and working with Advanced NodeJs frameworks targeting Latest NodeJs version.
• Design, build, and maintain efficient, reusable, and reliable codes by setting expectations and features priorities throughout the development life cycle.
• Understanding of basic RDBMS using relational databases like PostgresSQL, MySQL, or MSSQL
• API development (Rest/GraphQL)
• You will participate in regular design sessions, code reviews and agile ceremonies.
• You will work closely with the Product Owner and scrum team to help deliver high quality features inside of agreed timescales
• You will Provide technical mentorship and upskilling to scrum team members and across functional boundaries where appropriate
• You will Identify areas for modification or refactoring inside our code-base and champion their improvement.
• You will lead by example, contributing to a culture of high quality, personal ownership and customer focused execution

Desired candidates must have 2-6 years experience as NodeJs Developer. If the candidate is not able to relocate to Gurgaon then we can also provide permanent Work from home for this position.

Roles and responsibilities:

• Responsible for understanding functional and business requirements and translate them into effective code
• Provide support till deployment of code into production.
• Ownership for ensuring code optimization, problem diagnosis, and on-time delivery
• Implement solutions as per the pre-defined framework /guidelines and adherence to processes
• Finding an optimal solution for the problem statement
• Conduct peer code review.

What candidate should know about:

• Excellent hands-on experience with Node.Js, Express.Js, JavaScript
• Understanding the nature of asynchronous programming and its quirks and workarounds
• Excellent hands-on experience with MongoDB, Mongo aggregation, MySQL
• Ability to build REST services, Authentications, MVC applications
• Excellent Object Oriented Programming skills and ability to write modular, secure, scalable, and maintainable code
• Experience with Elastic Search, Redis.
• Knowledge about AWS components (S3, EC2, Cloudfront, Redis Clusters, etc.)
• Self-learning abilities are required
• Familiarity with upcoming new technologies is a strong plus

Skills Required for Back-End (NodeJS) JR Developer (2-4 Yrs) /Sr Developer (4-8 Yrs) /Lead Developer (8-10 Yrs) /Architect (10-12 Yrs):

• Must: Strong experience and understanding of NodeJS and JavaScript Programming, Good at Native Cloud or AWS
• Good knowledge of MongoDB or any other NoSQL Database, Redis, Elasticsearch, etc.
• Good understanding of scalable computing systems, software architecture, data structures, and algorithms.
• Experience working with AWS or other cloud providers
• Experience in service-oriented and/or microservice architectures
• Good to have knowledge with stream processing applications, Event-driven Architecture, Identity management (OAuth) - Not Mandatory
• Good knowledge of Redis, its data types, and their use cases along with a server-side framework
• Experience developing and deploying REST APIs.
• Good to have an understanding of low-level Kafka inner workings and partitioning schemes - Not Mandatory

Responsibilities:

• Design, build, review and evolve durable, highly scalable event-driven infrastructure
• Architect and lead the development of backend services.
• Work with REST APIs and integrating them with our software platform
• Develop front end capabilities such as dashboards, visualizations, features
• Work on building best performance UI features and linking with backend
• Integrate all the front end features with a backend pipeline 
• Integrate our AI models with the platform pipeline 
• Work on bug fixing and improving application performance 
• Unit-test code for robustness, including edge cases, usability, and general reliability
• Own new initiatives, Debug production issues
• Help define the way we work in the future including coding and design standards
• Work effectively in an agile development process
• Research cutting edge technology that can be applied to accelerate business growth
• Be the communication bridge be product owners and development teams

Responsibilities

· Excellent knowledge of Core Java and Spring

· Candidate should have a working knowledge of web services

· Should have worked in the distributed agile model and continuous integration

· Should have knowledge of designing and implementation of REST Web services

· Strong experience with REST API and web services

· Should be efficient with Java J2EE and related technologies.

Essential Requirements

· Strong Core Java and spring.

· Strong RESTFUL web service experience

· Strong SQL (preferably Oracle), JQuery, HTML/CSS, Oracle Restful, SOAP web services

· B. Tech/M. Tech from Tier-1 colleges like IIT, NIT, VIT, BIT

Primary Skill: Java, spring & RESTFUL Web services,

PLEASE ONLY APPLY FOR THIS JOB IF YOU ARE AN EXPERT IN NODE.JS

Addenda is a Dubai based Insurtech startup that utilises the blockchain to share life/medical/motor insurance information among a consortium of insurers. Our Products helps insurers avoids anti selection, non-disclosure, overexposure, and ensures transparency between the policy applicant and the insurance company.

We are looking for a NodeJS Backend Developer who is energetic, self-directed and self-motivated. You should possess a strong desire to learn and contribute solutions and ideas to a dynamic team.

Responsibilities 

- Development of all server-side logic and ensuring high performance and responsiveness to requests from the front-end. 

- Develop stable and secure RESTful APIs, Microservices, automated tests 

- Build reusable code and libraries for future use 

- Optimise backend for maximum speed and scalability 

- Collaborate with other team members and stakeholders for front-end or otherwise

Skills 

- Proficient understanding of Express.JS, Node.JS, MongoDB 

- In Depth Knowledge of creating Secure RESTful APIs, Web Services or micro services along with caching, content management capabilities 

- Knowledge of API Design and Development and Security Patterns on API’s using various Authentication mechanisms 

- Experience in Cloud Technology for Deployment of Services is a plus 

- Proficient understanding of code versioning tools, such as Git