About Us
Classplus is India's largest B2B ed-tech start-up, enabling 1 Lac+ educators and content creators to create their digital identity with their own branded apps. Starting in 2018, we have grown more than 10x in the last year, into India's fastest-growing video learning platform.
Over the years, marquee investors like Tiger Global, Surge, GSV Ventures, Blume, Falcon, Capital, RTP Global, and Chimera Ventures have supported our vision. Thanks to our awesome and dedicated team, we achieved a major milestone in March this year when we secured a “Series-D” funding.
Now as we go global, we are super excited to have new folks on board who can take the rocketship higher🚀. Do you think you have what it takes to help us achieve this? Find Out Below!
What will you do?
- Connect the dots between business goals and consumer problems through product development
- Solve the most challenging problem of scaling and business logic
- Design and develop services using test driven development with near 100% code coverage
- Develop and deploy services continuously using CI/CD on a daily basis
- Identify and own meaningful metrics for success and move them dramatically.
- Prepare and present management updates on key initiatives. Communicate clearly at all levels in the organization.
- Conduct multivariate experiments to constantly validate hypotheses and bash all the myths
You should apply, if you
- Display expertise: Have strong proficiency with Nodejs, My SQL, MongoDB and Caching and with code versioning tools, such as Git
- Can improvise: Understand the nature of asynchronous programming and its quirks and workarounds
- Showcase all round knowledge: Understand accessibility, security compliance, user authentication, and authorization between multiple systems, servers, and environments
- Can simplify: Can integrate multiple data sources and databases into one system. This also includes creating database schemas that represent and support business processes, and can implement unit tests
- Can figure out the basics: Understand fundamental design principles behind a scalable application
Being a Part of the Clan!
At Classplus, you’re not an “employee” but a part of our “Clan”. So, you can forget about being bound by the clock as long as you’re crushing it workwise😎. Add to that some passionate people working with and around you, and what you get is the perfect work vibe you’ve been looking for!
It doesn’t matter how long your journey has been or your position in the hierarchy (we don’t do Sirs and Ma’ams); you’ll be heard, appreciated, and rewarded. One can say, we have a special place in our hearts for the Doers! ✊🏼❤️
Are you a go-getter with the chops to nail what you do? Then this is the place for you.

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Your Impact
We’re looking for passionate and self-driven Backend Engineers who can combine technical depth with strategic product thinking. This role is ideal for someone who enjoys working with modern backend stacks, brings strong critical thinking to the table, and can balance short-term delivery with long-term technical vision.
- Build scalable and reliable backend services and APIs that power the product.
- Design, implement, and maintain databases, ensuring data integrity, security, and efficient retrieval.
- Implement the core logic that makes applications work, handling data processing, user requests, and system operations.
- Contribute actively to system architecture, be part of discussions for new features and services.
- Optimize systems for performance, scalability, and security
- Stay up-to-date with new technologies and frameworks, contributing to the advancement of software development practices
- Drive code quality through writing unit tests, code reviews, and documentation.
- Take ownership of end-to-end feature development — from design to deployment and monitoring.
What skills do you need?
- Extensive (Must have) hands-on experience in JavaScript / TypeScript, backend development using Node.js and Express.js, and database management with MySQL.
- Strong command of JavaScript and understanding of its quirks and best practices
- Exposure to system design and interest in building scalable, high-availability systems.
- Experience from a high-growth product-based startup is a must-have.
- Ability to think strategically when designing systems—not just how to build, but why
- Prior work on B2C applications with a focus on performance and user experience
- Ensure that applications can handle increasing loads and maintain performance, even under heavy traffic
- Work with complex queries for performing sophisticated data manipulation, analysis, and reporting.
- Knowledge of Sequelize, MongoDB, and AWS would be an advantage.
- Experience in optimizing backend systems for speed and scalability.
Why choose a career at RockED?
- Remote-first culture with initial in-office training at our Bangalore HQ to help you settle in and connect with the team.
- Company-sponsored travel and stay during quarterly in-person meetups.
- Comprehensive health insurance – ₹10 lakh coverage for you and your family, fully paid by RockED.
- A rare opportunity to learn directly from our investors, who have built and exited multi-million dollar companies.
- Direct access to leadership with experience at top global companies like Adobe, Microsoft, Walmart, and more.
- Be part of a diverse and global team working across the US, India, and Germany.
- Unlimited leave policy – built on trust and so far used responsibly by our team.


💥 What will you do?
As a Lead Backend Engineer, you will
- Build out and help scale our Django (+ReactJS / VueJS) based web application as we add new features and customers
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Help us transition from monolithic system architecture to microservices and serverless system architecture to help meet our future scaling requirements
- Collaborate on a daily basis with a small, nimble team of product managers, engineers, and UX designers to understand business requirements and user experience goals and pain points.
- Build out features to enable multi-channel customer acquisition include partner channels, enterprise channels, and government channels
- Integrate third-party plugins to enhance customer experience and internal tooling build internal tooling to improve internal team efficiencies.
- Actively participate in code reviews
- Work with our quality assurance team to improve coverage on our automated testing suites
🙋 What are we looking for?
While we do not have a strict list of requirements for candidates interested in this role, some indicators that you would fit this role and our engineering culture are
-
Prior experience of a few years (3+ years) with python based frameworks as Django or Flask would be essential to work on our application stack.
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You actively promote a culture of engineering excellence some of which could be writing efficient code, use of elegant design patterns, and styling your code through code-linting policies.
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You enjoy designing software architecture by collaborating with engineering managers, architects, and other lead engineers to explore existing systems, determining areas of complexity, potential risks to successful implementation.
- You enjoy coaching folks to achieve outcomes through nudges.
📢 Other information you may want to consider
- We will be flexible for the rest of the pandemic and work remotely; however, we are not a remote-first company, and the work location would be Bangalore when things settle.
- Our backend tech stack includes Django, FastAPI, Postgres, Redis, Clickhouse, and TigerGraph. Our environments are managed through Docker, Kubernetes, and Terraform.


- Full stack development on cutting edge technology in Fintech domain.
- Ownership of complete backend code.
You should Have :
- Server Side languages knowledge: Node.js and express.js is the first choice, Python, Java
- At least 3+ years of server-side programming experience. We prefer ability over experience
- Solid experience working with databases, especially relational DB.
- Solid experience with version control (Git or Bitbucket or SVN).
- B.E. in Computer Science or Graduate/PG degree in Computer Science (this is optional, as we are more interested in your abilities and experience over a paper degree).
- Any experience working with real time projects in backend with node.js and express.js
We at Fabzen Technologies are looking for a knowledgeable and experienced individual to fulfil the role of Spring boot developer.
Requirements:
- Bachelor’s degree in Computer Science, Software Engineering or related field.
- Professional experience on a software development team as a developer.
- Strong software documentation skills.
- Ability to comprehend and implement detailed project specifications as well as the ability to adapt to various technologies.
- Strong problem-solving skills.
- Understanding of Software Development Life Cycle.
- High attention to detail.
- Excellent troubleshooting and communication skills.
- Able to work well in a team setting.
The candidate must be proficient at:
- Socket programming
- Async await and promises
- Databases such as mongo, MySQL
- Passport JS for Google and Facebook integration
- Working on APIs with authentication and authorization
- Building frontend for mobile applications
- MVC architecture
Responsibilities:
- Work closely with the development team to deliver code as required for the applications and their updates.
- Ensure the design and development of the application fulfil our requirements and achieve desired objectives.
- Ensure company standards are followed; Project schedules and issues are effectively managed, and the same is effectively communicated.
- Ensure documentation, knowledge sharing, and training in new software.
- Create technical specifications and test plans.
- Monitor the functioning of the application and provide suggestions and support to maintain the same.
Experience in a game development company or in developing gaming applications would be an added advantage.


As a Principal Software Engineer with Treebo, you’ll have the opportunity to own and deliver
product(s) that will help Treebo accomplish its goals. The engineering team is at the fore front
of implementing new technologies in order to gain a dominant foothold in the Hospitality
industry. You will design and deploy scalable, high performance, multi-tenant systems. You will
interact with other engineering teams and contribute back to the open source tech community.
Responsibilities
● Owns team's output and E2E definition and execution of SDLC. Drives sprint
planning, estimates & prioritizes tasks, Keeps key stakeholders updated on
progress, milestones and any potential slippages.
● Identifies pitfalls across code bases proactively. Writes model code that is looked
up to. Understands internals of programming languages & runtimes. Creates
common reusable components / libraries- Uses advanced data structures.
● Designs API contracts between large systems with end to end service design and
active leadership towards long term sustainability including versioning, complex
migration plans, impact analysis across products.
● Owns NFRs and pushes the envelop on performance, scalability and high availability
with cognisance towards cost of infra. Drives tech stack selection independently,
mentors junior engineers. Evangelises of generic platform building across the
organisation.
● Troubleshoots unseen issues across codebases. Solves large end to end cross
cutting problems with elegant solutions with an eye on long term sustainability.
● Partners with and influences product managers on “how”. Leads the pack on hiring
and evangalizes steeper hiring standards towards building A+ team. Represents
treebo on external platform / conferences.
Qualifications:
Bachelor's Degree in Computer Science or similar discipline
● 7+ years relevant work experience in software engineering while leading teams.
● Proficiency in more than one modern programming language such as
Python/Java/C++ & associated tech stack to write maintainable, scalable,
unit-tested code
● Experience in building complex software systems that have been successfully
delivered
● Deep understanding of design patterns, optimizations, deployments with a Strong
object oriented design skills
● Experience mentoring other software engineers.
● Experience with full life cycle development in any programming language
Requirements:
- 3+ years of full stack development for high volume mobile applications.
- Strong experience in popular Node.js, Express. JS, React. JS, React Native and npm modules.
- Strong experience in JavaScript development.
- Experience with building RESTful services.
- Experience on working on the MicroService based Architecture
- Ability to architect complex web applications using frameworks and APIs.
- Experience in designing the HTML pages using React. JS.
- Good understanding of Design Patterns. Good analytical & debugging skills.
- Experience with NOSQL DB & tools such as MongoDB, Redis, Cassandra and Kafka.


Node js
Job Description
We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the client. Your primary focus will be the development of all server-side logic, definition, and maintenance of the central database, and ensuring high performance and responsiveness to requests from the client end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.
Roles and Responsibilities
- Integration of user-facing elements developed by front-end developers with server-side logic.
- Writing reusable, testable, scalable, and efficient code.
- Design and implementation of low-latency, high-availability, and high-performance applications.
- Implementation of security and data protection.
- Integration of data storage solutions { databases, key-value stores, blob stores, etc.}
- Familiarity with database Technology Such as MySQL, Oracle, and MongoDB.
Desired Candidate Profile
- Strong proficiency with JavaScript
- Knowledge of Node.js and frameworks available for it {such as Express etc }
- Knowledge of Micro Services Architecture and API Gateway.
- Understanding the nature of asynchronous programming and its quirks and workarounds.
- Good understanding of server-side templating languages {such as PUG, Jade, EJS, etc }
- Good understanding of server-side CSS preprocessors {such as SCSS, SASS, etc }
- Basic understanding of front-end technologies, such as HTML5, CSS3, and DOM manipulation.
- Understanding accessibility and security compliance
- User authentication and authorization between multiple systems, servers, and environments.
- Integration of multiple data sources and databases into one system
- Understanding fundamental design principles behind a scalable application
- Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform
- Creating database schemas that represent and support business processes
- Implementing automated testing platforms and unit tests
- Proficient understanding of code versioning tools, such as Git
- Strong knowledge of Linux operating systems such as Ubuntu, CentOS.
- Basic knowledge of Cloud machines such as Elastic compute.
- Basic knowledge of Cloud Storage such as AWS S3, etc
1. Work completely independently in the end to end system/solution.
2. Quality focused developer, uses best practices of design, coding and
testing within the team.
3. A good problem solver, able to analyse technical issues in a production
environment.
4. Take initiatives and provide innovative ideas/suggestions to Senior
Developers, Technical Leaders, Product Manager to improve overall
product/solution.
5. Maintain a highly positive attitude and conducive working environment
at all times for the team members and peers.
6. Always keep himself/herself updated about technology advancements,
new trends. Share the knowledge with team members regularly.
Candidate Attributes
1. Expertise in Node.js, Javascript, Express.js, Mysql, MongoDB, GraphQL
2. Should be able to understand the requirements and implement them
independently. Knowledge of the Agile methodology for Software
Development Good understanding of the software development life
cycle.
3. Strong analytical skills, excellent problem solver and self-starter
4. Working experience in Linux development environment
5. Analyze the current implementations and enhance them with Strong
Debugging and Analytical skills
6. Willingness to innovate, explore new ideas and acquire new skills and
knowledge
7. Attention to detail and a commitment to excellence.

