
- Develop and maintain server-side logic using Node.js, JavaScript, and Python.
- Collaborate with front-end developers, designers, and product managers to create scalable and responsive web applications.
- Design and implement APIs and web services to facilitate seamless integration with other systems.
- Optimize applications for maximum speed, scalability, and reliability.
- Identify and troubleshoot performance bottlenecks and implement effective solutions.
- Ensure the security and data protection of the backend systems.
- Write efficient and reusable code, following industry best practices and coding standards.
- Conduct code reviews and provide constructive feedback to improve code quality.
- Stay up-to-date with the latest industry trends and technologies to drive continuous improvement.
- Participate in the entire software development lifecycle, from requirements gathering to deployment and maintenance.

About WE Matter
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Required Skills: CI/CD Pipeline, Data Structures, Microservices, Determining overall architectural principles, frameworks and standards, Cloud expertise (AWS, GCP, or Azure), Distributed Systems
Criteria:
- Candidate must have 6+ years of backend engineering experience, with 1–2 years leading engineers or owning major systems.
- Candidate must be from a product-based organization with a startup mindset
- Must be strong in one core backend language: Node.js, Go, Java, or Python.
- Deep understanding of distributed systems, caching, high availability, and microservices architecture.
- Hands-on experience with AWS/GCP, Docker, Kubernetes, and CI/CD pipelines.
- Strong command over system design, data structures, performance tuning, and scalable architecture
- Ability to partner with Product, Data, Infrastructure, and lead end-to-end backend roadmap execution.
Description
What This Role Is All About
We’re looking for a Backend Tech Lead who’s equally obsessed with architecture decisions and clean code, someone who can zoom out to design systems and zoom in to fix that one weird memory leak. You’ll lead a small but sharp team, drive the backend roadmap, and make sure our systems stay fast, lean, and battle-tested.
What You’ll Own
● Architect backend systems that handle India-scale traffic without breaking a sweat.
● Build and evolve microservices, APIs, and internal platforms that our entire app depends on.
● Guide, mentor, and uplevel a team of backend engineers—be the go-to technical brain.
● Partner with Product, Data, and Infra to ship features that are reliable and delightful.
● Set high engineering standards—clean architecture, performance, automation, and testing.
● Lead discussions on system design, performance tuning, and infra choices.
● Keep an eye on production like a hawk: metrics, monitoring, logs, uptime.
● Identify gaps proactively and push for improvements instead of waiting for fires.
What Makes You a Great Fit
● 6+ years of backend experience; 1–2 years leading engineers or owning major systems.
● Strong in one core language (Node.js / Go / Java / Python) — pick your sword.
● Deep understanding of distributed systems, caching, high-availability, and microservices.
● Hands-on with AWS/GCP, Docker, Kubernetes, CI/CD pipelines.
● You think data structures and system design are not interviews — they’re daily tools.
● You write code that future-you won’t hate.
● Strong communication and a let’s figure this out attitude.
Bonus Points If You Have
● Built or scaled consumer apps with millions of DAUs.
● Experimented with event-driven architecture, streaming systems, or real-time pipelines.
● Love startups and don’t mind wearing multiple hats.
● Experience on logging/monitoring tools like Grafana, Prometheus, ELK, OpenTelemetry.
Why company Might Be Your Best Move
● Work on products used by real people every single day.
● Ownership from day one—your decisions will shape our core architecture.
● No unnecessary hierarchy; direct access to founders and senior leadership.
● A team that cares about quality, speed, and impact in equal measure.
● Build for Bharat — complex constraints, huge scale, real impact.
Responsibilities
- Take product ideas from ideation to implementation
- Design and develop backend services that expand the capabilities of the product
- Write high quality, structured application/interface code and tests
- Lead engineering discussions to ensure the best practices, maintainability and security of the application
- Participate in design and code reviews
We are looking for
- 3+ years of experience building quality applications
- Proficient in Node JS, NoSQL databases
- Strong working knowledge of Web technologies and APIs
- Passion for best design and coding practices and a desire to develop new bold ideas
- Experience in planning, designing architecture and working with teams
- Experience with SaaS product or an early stage startup is a plus
- Build campaign generation services which can send app notifications at a speed of 10 million a minute
- Dashboards to show Real time key performance indicators to clients
- Develop complex user segmentation engines which creates segments on Terabytes of data within few seconds
- Building highly available & horizontally scalable platform services for ever growing data
- Use cloud based services like AWS Lambda for blazing fast throughput & auto scalability
- Work on complex analytics on terabytes of data like building Cohorts, Funnels, User path analysis, Recency Frequency & Monetary analysis at blazing speed
- You will build backend services and APIs to create scalable engineering systems.
- As an individual contributor, you will tackle some of our broadest technical challenges that requires deep technical knowledge, hands-on software development and seamless collaboration with all functions.
- You will envision and develop features that are highly reliable and fault tolerant to deliver a superior customer experience.
- Collaborating various highly-functional teams in the company to meet deliverables throughout the software development lifecycle.
- Identify and improvise areas of improvement through data insights and research.
- 2-5 years of experience in backend development and must have worked on Java/shell/Perl/python scripting.
- Solid understanding of engineering best practices, continuous integration, and incremental delivery.
- Strong analytical skills, debugging and troubleshooting skills, product line analysis.
- Follower of agile methodology (Sprint planning, working on JIRA, retrospective etc).
- Proficiency in usage of tools like Docker, Maven, Jenkins and knowledge on frameworks in Java like spring, spring boot, hibernate, JPA.
- Ability to design application modules using various concepts like object oriented, multi-threading, synchronization, caching, fault tolerance, sockets, various IPCs, database interfaces etc.
- Hands on experience on Redis, MySQL and streaming technologies like Kafka producer consumers and NoSQL databases like mongo dB/Cassandra.
- Knowledge about versioning like Git and deployment processes like CICD.
About Gobillion
Gobillion is a YCombinator backed IIM-NIT alumni co-founded social commerce startup headquartered in San Francisco, USA with offices in New Delhi, Bangalore and Guwahati. We are bringing e-commerce 2.0 to the next 400 million online customers across India, through a community and social driven approach. Our co-founding has diversified experience with prestigious organizations including McKinsey & Company, Deloitte US, EY, Adobe and SAP Labs.
Gobillion has been rapidly scaling and is backed by some of the world’s most prestigious investors from US, Europe, SE Asia and India including - YCombinator, Justin Mateen (Founder - Tinder), Pioneer Fund, Soma Capital, Venture Souq, Goodwater Capital, LetsVenture, Vikalp Sahni (Co-Founder- Gobibibo) amongst others.
We have been selected for and globally validated by the world’s leading investors/accelerators including YCombinator, Founder Institute Silicon Valley, NASSCOM 10000 Startups - India and Assam Startup. We have been named as the Top 10 Global startup for YCombinator S21 by Alex Mitchell.
Summary of role: As a Developer, you will be working alongside our product team in the conceptualization, design and development of server side components. You will be doing the following on the job
- Write clean, manageable code and maintain proper documentation
- Create, test and deploy and maintain the applications on production servers
- Continuously discover, analyze, and implement new technologies and frameworks to maximize development efficiency
- Lead team in crafting solutions in different areas and ensure timely delivery
- Ensure secure architecture for Servers
Why Join Us?
- You will have a chance to be a leader and have the responsibility to scale Gobillon across India's most fast growing cities
- The opportunity to join one of India’s fastest growing companies at an early stage - We are giving our early team members to benefit from a strong ESOP pool and be part of our growth journey
- Joining an amazing team of Gobillion rockstars from colleges like IIMs, IITs, NITs etc. and from organizations including McKinsey & Company, Deloitte US, EY, Adobe, SAP Labs, Urban Company, Udaan, Amazon, Delivery, Ninjacart, Accenture etc.
- Wear the Gobillion badge with pride - We are looking for owners with a founder’s mindset - not just employees. If you are passionate about our mission about making e-commerce social for the next 400M customers in India and serve as culture carriers - we are the right place for you!
Key Responsibilities of this Role:
- Experience with DevOps and writing REST APIs & Micro services architecture
- Strong programming expertise in Node js, Nest Js
- Good understanding of Mongo databases and other NoSql Databases and SQL Database
- Solid hold on Data structures and Algorithm
- Good understanding of System Design
- Development expertise in AWS services like Lambda, SQS, SNS
- Good understanding of DevOps and Server security
- Exposure to Cloud Platforms like AWS (preferred), Azure or Google Cloud
- Unix command line experience
- Well-versed with Software Development Life Cycle
- Demonstrate the ability to be a self-starter and learn quickly
- Excellent analytical and problem-solving skills
- Passion for learning and implementing new technologies
- Excellent understanding of software Architectures
Company is building a first-of-its-kind, lifestyle health product for Women in
India. We believe that the future of health and fitness is digital, and women will drive the
digital fitness revolution in India. Existing digital health and fitness products are highly
transactional and we see a huge opportunity to build a truly aspirational product that will
inspire and empower millions of women to lead healthier lives. If you are passionate about
building a product that blends together technology, content, and community, we would love
to talk to you.
Engineering:
Company is looking for results-oriented Engineers. An ideal candidate for us would be
a passionate builder of great products/frameworks and someone who would thrive in a
fast-paced environment and enjoy the challenge of complex business contexts that are
typically being defined in real-time.
In this role, you will be responsible for building world-class technology products and
platforms that are at the forefront of the technology revolution in the Indian healthcare
ecosystem. You are someone who insists on the highest standards for quality,
maintainability, and performance. You will be working in a fast-paced and agile work
environment delivering quality solutions that have an immediate business impact.
Responsibilities :
● Research, design and build highly reliable, available, and scalable solutions that can
handle Millions of API calls across systems.
● Own large technical deliverables and execute in a structured manner, complete
ownership of functional Services that your team is responsible for.
● Take the accountability of the overall health of the products you build and
predictability of the deliverables of your team
● Lead by example, mentor and guide team members on everything from structured
problem solving to development of best practices
● Platformize components as libraries, utilities and servicify and promote reuse.
● Be able to conceptualize and develop prototypes quickly
● Drive the technical roadmap of the team in collaboration with Product and Business
Teams.
Requirements:
● BTech, MTech in Computer Science or a related technical discipline (or equivalent).
Or high technical acumen and rich technical experience.
● Deep expertise with any or combination programming languages: Java, Node.js,
Golang, JavaScript, any object-oriented high-level proprietary or open-source
language with strong programming constructs. Substantial experience in building
complex and scalable solutions.
● Strong object-oriented design skills, ability to apply design patterns, and ability to
design intuitive module and class-level interfaces
● The ability to independently lead problem-solving and build elegant, maintainable
solutions to complex problems.
● Experience leading multi-engineer projects and mentoring junior engineers
● Experience with full life cycle development in any programming language on a Linux
platform
● Prior experience in working with Agile software methodologies ( Scrum, Kanban),
TDD, and Continuous Integration(CI/CD) a plus.
● Experience in building data-driven web application design and development is a plus
● Expert level experience in building a scalable, large, and complex business
application using some of the above technologies and mentoring junior engineers.
● Track record of building and delivering mission-critical, 24x7 production software
systems
We are planning to expand our team to explore new opportunities and looking for creative, enthusiastic, and passionate individuals to join our team.
Job Description
- Engage in Node.js back-end development with MongoDB
- Work on Backend programming
- Work on databases
- Coordinate with front end teams for overall project overview
- Create User stories and UML, documentation of the business goals
- Must have knowledge of Node.Js, HTML, CSS
- Knowledge of git and AWS
- Proficient in Data Structures and Algorithms
- Good in Object oriented design
- Ability to work independently and manage the entire backend of all platforms associated with Rejolut
- Exemplary tasks – Explore something new every day!
- Responsibility – Bring in your own ideas and get supported in executing them.
- Fun – Experience a family culture & celebrate with the founders & team.
- Team – Be a part of a high-performance & cultural diverse team
- Freshers can apply
- Students in their last semester or passed out in 2020 can also apply
- Working days: Monday to Friday
- Timings: 11:00 am to 7:00 pm
- Duration of internship: 6 months/PPO(Performance Basis)
Stipend: INR 10,000 -15000 / per month
Please apply only if -
- You are available for the above said duration.
- You prefer to work in a fast paced environment with growth & learning opportunities
- If you have not applied for an internship before with us.
- have relevant skills and interests
Rejolut - As a Career Differentiator
- We are a young and dynamic team who are obsessed with solving futuristic and evolutionary business problems at scale with the next generation technology like blockchain, crypto and machine learning. Focuses on empowering people across the globe to be technically efficient, making advancements in technology and providing new capabilities that were previously thought impossible.
- We provide exposure to higher learning opportunities so that you can work on complex and cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, WebAssembly. Strong expertise in blockchain and crypto technology and working with the networks like Hedera Hashgraph, Tezos, BlockApps, Algorand, Cardano.
- We maintain high end transparency with clients and employees as Visibility unlocks Efficiency and trust unlocks Visibility.
- Company is backed by two technology Co-founders, well-versed with consumer applications and their work has been downloaded millions of times and have led teams in leadership positions in companies like Samsung, Purplle, Loyalty Rewardz.
Benefits :
- Health Insurance
- Work from Home
- Fast growth and more visibility into the company
- Experience to work on the latest technology
- Competitive Learning Environment with supportive co-workers
- Employee friendly HR Policies
- Paid leaves up to certain limits
- Liberal working atmosphere
- Get mentored by the best in the industry
You will be building efficient, scalable & high performance microservices and applications which will power the network of thousands of retailers across the country and at the same time improve the efficiency and visibility of information flow in our supply chain systems.
Your core responsibilities:
- Create elegant, efficient and maintainable software to support and extend our current products.
- Solve complex architectural challenges when implementing new features.
- Integrate with databases, file systems, cloud services when delivering scalable solutions.
- Troubleshoot and fix reported customer issues, delivering software patches as needed.
- Assisting in making design decisions based on performance, scalability, security, and future expansion.
- Communicating and collaborating with management, product, QA teams.
What will help you thrive in this role?
- Degree in Computer Science, similar technical field of study or equivalent practical experience.
- 5+ years of experience as a Backend Engineer.
- Proficiency in web development using any of the languages: PHP, Python, Java, NodeJS or Golang.
- Should possess a solid grasp of object-oriented programming, system architecture & design, databases, development, and testing methodologies.
- Good in Design (HLD and LLD).
- Good in Database schema design.
- Good to have experience with AWS or Google Cloud or Azure and serverless architecture.
- Excellent verbal communication skills.
- Track record of delivering successful products as an engineer.
- Experience with large applications of some scale will be a plus.
- Ability to deep dive, understand & improve the legacy code.
- Domain knowledge of supply chain & retail industry is a plus.
Whom you will be sharing your work day with?
We are a language agnostic engineering team of independent thinkers who understand the priorities of a rapidly growing startup and excel at choosing high impact projects. Our core beliefs are:- We are in the forefront of disrupting traditional retail & supply chain industry by building distributed systems
- We are hardcore open source lovers and believe in the strength of open source community.
- We believe technology can change the way information is consumed.
- We use a data driven approach to build new products and features.
- Build new tech solutions to improve business processes and enable our various departments to help service our teams better.
- We embrace and enable DevOps culture within the organisation.
And yes! We do have new furry friends coming to our office everyday.
Work Perks
- Hybrid work environment with flexibility to work from anywhere.
- A great salary, commensurate with experience.
- Unlimited vacation policy which means Paid Vacations.
- A relaxed & flexible working atmosphere.
- Weekly parties (Unofficial).
- Paid outings to remote work locations and industry events/conferences.
- Paid Health Insurance for you and your loved ones.
We are looking for software development engineers to design and develop the backend systems for our consumer and partner-facing applications. You will work on massively scalable distributed systems and solve complex engineering problems
Reporting structure - Engineering Manager-Java
- Computer Science fundamentals in object-oriented design, design patterns, data structures, algorithm design,
- Proficiency with Java, Rabbit MQ, Kafka.
- Proficiency in Mongo DB, Cassandra, Redis.
- 3+ years of experience contributing to architecture and design in a product setup Information Technology
- Understand customer needs by collaborating with Product Managers and Business stakeholders
- Development, delivery and support of large-scale, distributed software applications and tools
- Use software engineering best practices to ensure a high standard of quality and maintainability for all deliverables
- Work in an agile, start-up-like development environment, where you are always working on the most important stuff.
- Take initiatives and come up with new ideas to invent solutions for customer
**Requirements**
- 3-5 years experience in backend development, preferably on JavaScript
- Experience in JS based frameworks such as NodeJS, ReactJS, TypeScript
- Solid understanding of OOPS , RDBMS , NoSQl databases and concepts
- Familiar with building web applications and hosting.
- Should be aware of Unix based OSes, and be able to manage command line scripting and other shell commands.
- Exposure to cloud service SDKs and hosting on platforms such as AWS or Azure
- Conversant with standard enterprise Design patterns.
- Practices to keep the code DRY(dont repeat yourself) and readable.
- Experience working with third-party integration tools and platforms
- Strong familiarity with source control systems








