Senior Backend engineer (Node.js)

Job Title : Backend Developer (Node.js or Python/Django)

Experience : 2 to 5 Years

Location : Connaught Place, Delhi (Work From Office)

Job Summary :

We are looking for a skilled and motivated Backend Developer (Node.js or Python/Django) to join our in-house engineering team.

Key Responsibilities :

• Design, develop, test, and maintain robust backend systems using Node.js or Python/Django.
• Build and integrate RESTful APIs including third-party Authentication APIs (OAuth, JWT, etc.).
• Work with data stores like Redis and Elasticsearch to support caching and search features.
• Collaborate with frontend developers, product managers, and QA teams to deliver complete solutions.
• Ensure code quality, maintainability, and performance optimization.
• Write clean, scalable, and well-documented code.
• Participate in code reviews and contribute to team best practices.

Required Skills :

• 2 to 5 Years of hands-on experience in backend development.
• Proficiency in Node.js and/or Python (Django framework).
• Solid understanding and experience with Authentication APIs.
• Experience with Redis and Elasticsearch for caching and full-text search.
• Strong knowledge of REST API design and best practices.
• Experience working with relational and/or NoSQL databases.
• Must have completed at least 2 end-to-end backend projects.

Nice to Have :

• Experience with Docker or containerized environments.
• Familiarity with CI/CD pipelines and DevOps workflows.
• Exposure to cloud platforms like AWS, GCP, or Azure.

A backend developer is an engineer who can handle all the work of databases, servers,

systems engineering, and clients. Depending on the project, what customers need may

be a mobile stack, a Web stack, or a native application stack.

You will be responsible for:

 Build reusable code and libraries for future use.

 Own & build new modules/features end-to-end independently.

 Collaborate with other team members and stakeholders.

Required Skills :

 Thorough understanding of Node.js and Typescript.

 Excellence in at least one framework like strongloop loopback, express.js, sail.js, etc.

 Basic architectural understanding of modern day web applications

 Diligence for coding standards

 Must be good with git and git workflow

 Experience of external integrations is a plus

 Working knowledge of AWS or GCP or Azure - Expertise with linux based systems

 Experience with CI/CD tools like jenkins is a plus.

 Experience with testing and automation frameworks.

 Extensive understanding of RDBMS systems

Position Overview:

We are seeking a highly skilled Node.js backend developer to join our dynamic team.

The ideal candidate will have strong expertise in Node.js development. Knowledge of frontend frameworks like React.js or Angular, AI-driven development, Python, and AWS is a plus.

Key Responsibilities:

• Design and develop a NodeJS backend with a modular, scalable architecture.

• Build REST APIs and WebSocket services for real-time updates.

• Optimize PostgreSQL queries, ensure proper indexing, and manage database migrations.

• Implement role-based authentication & authorization (JWT, RBAC in NestJS).

• Set up event-driven patterns (Redis pub/sub, background jobs, async processing).

• Integrate with external api’s (JSON-RPC, XML-RPC, REST).

• Optimize API response times (caching, Redis, database tuning).

• Ensure secure API development (encryption, secure credentials storage).

• Provide technical mentorship to junior developers and contribute to architectural decisions.

Position Title: Lead Product Engineer – Node.js

Company Overview:

AskSid was founded by two ex-Mindtree employees, who dreamt of bridging the communication gap in online retail consumer service at a global level. In a span of 4 years, AskSid has been repeatedly recognized and celebrated as a gamechanger in the retail space. From Nasscom declaring us as the No. 1 emerging SaaS company in India in 2019, to being named the “Most Innovative AI company” by CII and Accenture Ventures, we have carved out a definitive niche for ourselves. In 2021, AskSid officially became a Techstars Hub71 Accelerator portfolio company.

We are specialists when it comes to vertical AI for the retail domain and continually work towards innovating to make our customer’s lives easier through AI. We are looking for Engineers with a passion to build world-class technology products of internet-scale SaaS products.

Job purpose: 

Design, engineer, and maintain our proprietary framework, APIs, and technology components of a SaaS software product with the ability to scale it to millions of requests and thousands of concurrent users. 

Responsibilities

• Covert product feature requirements to software design that meets defined quality, maintainability, scalability, and performance KPIs
• Full stack engineering i.e. design, engineer, test, deploy, monitor, and maintain software components to QA and Production environments
• Conform, maintain, and improve continuous integration and delivery lifecycle processes
• Automation of engineering and production activities

Knowledge and skills

• JavaScript (ES6) / TypeScript
• Node.js - RESTful services and frameworks development
• Microsoft Bot Framework 
• Dependency Management using NPM / Yarn
• Databases : MongoDB / Elastic Search
• Version Control : Git
• Engineering – CI, CD

• JavaScript (ES6) / TypeScript
• Node.js - RESTful services and frameworks development
• Microsoft Bot Framework 
• Dependency Management using NPM / Yarn
• Databases : MongoDB / Elastic Search
• Version Control : Git
• Engineering – CI, CD

• Cache frameworks – Hibernate / Redis
• Stream / Queue processing platforms: Kafka / Fluentd
• Cloud Computing – Azure / AWS, Dockerization

We're looking for Senior Node js backend developers with over 2+ years of experience and strong expertise in Javascript based development using Node js and Express. We are looking for cadidates who are go-getters and are leaning towards leadership positions. Candidates must have a proven history of building, scaling, optimising and securing Node js based backends and APIs using a microservice architecture.

Bonus Skill : Experience with ReactJs, Postgres

We would prefer candidates who can join immediately or are currently serving their notice period.

Key Skills Required

1. A passion for Javascript based solutions and an extremely strong understanding of JavaScript

2. Proficiency in Node js and Express based development

3. Stong experience in building scalable REST APIs

4. Experience in implenting API security using tokens, encryptions keys and other methods

5. A proved history of building scalable and secure web applications and APIs with Node js using a microservice architecture

6. Working experience with API Gateways

7. Experience with Docker

8. Experience in maintaining code via Git workflows

9. Ability to work independantly or as a part of a team

10. Ability to work in an Agile environment

Responsibilities

1. Understanding requirement and congributing to engineering solutions at a conceptual stage to provide the best possible solution to the task/challenge

2. Building high quality code using coding standards based on the SRS/Documentation

3. Building component based, maintainable, scalable and reusable backend libraries/modules.

4. Building & documenting scalable APIs on the Open Spec standard

5. Unit testing development modules and APIs

6. Conducting code reviews to ensure that the highest quality standard are maintained

7. Securing backend applications and APIs using industry best practices

8. Troubleshooting issues and fixing bugs raised by the QA team efficiently.

9. Optimizing code

10. Building and deploying the applications

What you need to have: