
Lead Backend Developer Javascript
at Our client company is into Ecommerce(QS1)
- 5-10 years of experience in building API services using NodeJS Express and related frameworks
- Expert level understanding of NodeJS asynchronous runtime
- Expert level understanding of Javascript concepts on callbacks and closures
- Experience with Postgres, NoSQL, Redis, and Firebase real-time database
- Experience with AWS services like Elastic Beanstalk, Cloudfront, S3, EC2, Lambda, API Gateway, SQS, etc
- Understanding of patterns and techniques for building scalable back-end infrastructure including caching, rate limiting, authentication, and authorization schemes.
- Experience in building highly scalable and high throughput services with millisecond response times
- Experience working in a collaborative team environment
- Excellent communication & interpersonal skills
- Willingness to learn and pick up new technology along with patience to mentor
Bonus skills –
- Experience with Elastic Search, Puppeteer
- Experience writing unit test

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Job ID : LK0601
Java Developer JD;
- 2-7 years of Experience
- Java 8
- Spring boot
- API development
- MVC architecture
- web services
- OOPS
Key Responsibilities:
- Rewrite existing APIs in NodeJS.
- Remodel the APIs into Micro services-based architecture.
- Implement a caching layer wherever possible.
- Optimize the API for high performance and scalability.
- Write unit tests for API Testing.
- Automate the code testing and deployment process.
Skills Required:
- At least 2 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
- Excellent hands-on experience using MySQL or any other SQL Database.
- Good knowledge of MongoDB or any other NoSQL Database.
- Good knowledge of Redis, its data types, and their use cases.
- Experience with graph-based databases like GraphQL and Neo4j.
- Experience developing and deploying REST APIs.
- Good knowledge of Unit Testing and available Test Frameworks.
- Good understanding of advanced JS libraries and frameworks.
- Experience with Web sockets, Service Workers, and Web Push Notifications.
- Familiar with NodeJS profiling tools.
- Proficient understanding of code versioning tools such as Git.
- Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms.
- Should be a fast learner and a go-getter — without any fear of trying out new things Preferences.
- Experience building a large scale social or location-based app.
Kutumb is the first and largest communities platform for Bharat. We are growing at an exponential trajectory. More than 1 Crore users use Kutumb to connect with their community. We are backed by world-class VCs and angel investors. We are growing and looking for exceptional Backend Developers to join our Engineering team.
More on this here - https://kutumbapp.com/why-join-us">https://kutumbapp.com/why-join-us.html
Core Responsibilities:
- Design and develop real-time, resillient and high availabilty systems
- Architect and Build Microservices
- Iterating and building experiments
- Will be working with Node.js, Go, MySQL and Redis
You are the right fit if you have:
- Strong systems, architecture and database fundamentals
- Build from scratch and be a good decision maker
- The Ownership skills and can own the problems end to end
- The Zeal and willingness to put in extra efforts to build a product which will be used by millions of users, and most importantly
- The ability to find the solution to any problem and get things done
What we offer:
- High pace of learning
- Opportunity to build the product from scratch
- High autonomy and ownership
- A great and ambitious team to work with
- Opportunity to work on something that really matters
- Top of the class market salary and meaningful ESOP ownership
scale distributed systems
You will
- Work closely in the respective software engineering team in design and development of
high scale mission critical applications.
- Drive the design and development of one or more components/applications in your
product by establishing robust low level design, good code practices, and unit testing.
- Partner with cross functional teams like product management, operations and business
to propose and influence the design of platforms/systems for higher scale and
complexity.
- Mentor software engineers in the team in solving complex problems and delivering
great quality software, do regular code reviews and play a key role in overall
deliverables.
What do we look for
While we are quite technology agnostic, we particularly look for some concepts that go behind
building high quality products for our consumers.
Coding : Extensive coding in one the following: Java/Python/ROR/Golang
Design : System design, design patterns, designing data structures, source code and
performance algorithms.
Cross functional : Ability to work with diverse teams like Products, business and
operations. Your ability to gather requirements, attention to detail and learnability
would really matter
Experience :4 to 7 years of experience in consumer internet companies or high
scale SAAS
Job Description for NodeJS/Backend Developer (2 - 4 years experience ) :
Responsibilities:
1. Writing reusable, efficient code.
2. Implementation of security and data protection.
3. Development and design of high performant APIs and implementing server side logic.
4. User authentication, DB Schema design etc.
Skills and Qualifications:
1. Javascript
2. Typescript
3. Object oriented programming
4. Express and Mongo DB.
5. AWS and basic devOps
Other Tools:
1. Git and other development tools.

- 5+ years experience
- Previously managed a team
- Built & managed backend systems from scratch previously.
- Lead the core backend engineering team, including mentoring, coaching, architecture, devops, code review and software infrastructure
- Should be more proficient with Django.
- Work with the executive team to shape and execute the product roadmap
- Direct our team environment to achieve sprint deliverables and acceptance criteria
- Design and monitor metrics to assess product and infrastructure performance
- Hire, build and shape the team








