
About PrepBytes(A CollegeDekho company)
PrepBytes(A CollegeDekho company) is a Gurgaon-based ed-tech startup focused on helping students improve their coding skills. PrepBytes offers India’s only Mentorship driven personalized coding programs.
In a short span of time , we have achieved a reach in 1000+ engineering colleges and established a brand among 100k+ students.
PrepBytes was started by two IIT/NIT Alumnus having work experience in fast paced startups & tech giants like Amazon and Samsung. Since then, the startup has grown into a team of individuals working towards revolutionizing the way students learn coding and making them successful in their tech career.
To fulfill the vision to be one of the largest personalised coding platforms , we are looking for passionate folks to join our team & contribute to success stories of thousands of students and be part of the next big revolution in the edtech industry.
Job Description
- Working with the founders to implement innovative ideas and improvising the existing backend.
- Development and implementation of cutting-edge Educational Technology with the aim of revolutionizing the sector.
- Work on innovative features of the Learning Management System, Coding Platforms, Hiring Platforms, Assessment Platforms, and many more new products.
- Building scalable and secured backend for smooth learning of users
- Get involved and mentor in System, Architecture, and Database Design discussions with the team
- Maintain high-quality code by getting involved in code reviews
What are we looking for?
- Overall 4+ years of technical experience.
- Bachelor’s degree in Computer Science Engineering or a related field.
- Strong problem-solving skills.
- A keen learner who will develop & own cutting-edge consumer-facing product
- Experience in building projects from scratch.
- Excellent technical, diagnostic, and troubleshooting skills.
- High-level proficiency in Javascript and web development technologies-JS/Node JS/MongoDB.

About Prepbytes
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Position Title : Java Full Stack Developer
Location : Noida Sector 125
Experience : 5+ Years
Availability : Immediate
Job Summary :
We are looking for a Java Full Stack Developer with expertise in Microservices architecture to join our team.
The ideal candidate should have hands-on experience in Java, Spring Boot, Hibernate, and front-end technologies like Angular, JavaScript, and Bootstrap. You will work on enterprise-grade applications that enhance patient safety worldwide.
Key Responsibilities :
- Design, develop, and maintain applications based on Microservices architecture.
- Work with Java, Spring Boot, Hibernate, Angular, Kafka, Redis, and Hazelcast to build scalable solutions.
- Utilize AWS, Git, Nginx, Tomcat, Oracle, Jira, Confluence, and Jenkins for development and deployment.
- Collaborate with cross-functional teams to develop enterprise applications.
- Develop intuitive UI/UX components using Bootstrap, jQuery, and JavaScript.
- Ensure applications meet performance, scalability, and security requirements.
- Participate in Agile development while efficiently handling changing priorities.
- Conduct code reviews, debugging, and performance optimization.
Required Skills & Qualifications :
✔ 5+ Years of hands-on experience in Java 7/8, Spring Boot, and Hibernate.
✔ Strong understanding of OOP concepts and Design Patterns.
✔ Experience working with relational databases like Oracle/MySQL.
✔ Proficiency in Bootstrap, JavaScript, jQuery, HTML, and Angular.
✔ Hands-on experience in Microservices-based application development.
✔ Strong problem-solving, debugging, and analytical skills.
✔ Excellent communication and collaboration skills.
✔ Ability to adapt to new technologies and handle multiple priorities.
✔ Experience in developing high-quality web applications.
Good to Have :
➕ Exposure to Kafka, Redis, and Hazelcast.
➕ Experience working with cloud-based solutions (AWS preferred).
➕ Familiarity with DevOps tools like Jenkins, Docker, and Kubernetes.
Why Join Us?
✅ Work on cutting-edge technologies and enterprise-level applications.
✅ Collaborative and innovative work environment.
✅ Competitive salary and career growth opportunities.
Engineer the Future of AI-Powered Recruitment Applications
About Us:
At PyjamaHR, we're creating recruitment software so intuitive you could use it in your pajamas. We integrate cutting-edge LLMs and Generative AI technologies into practical, powerful applications that are transforming how 525+ companies hire talent. While others are still talking about AI potential, we're shipping AI-powered features that deliver real value. As we scale from Bangalore to the US market, we need exceptional full-stack talent who can turn advanced AI capabilities into elegant, user-friendly experiences.
The Role:
As a Senior Full-Stack Engineer at PyjamaHR, you'll build the applications and interfaces that bring our AI capabilities to life. This isn't about training models—it's about implementing, integrating, and optimizing Generative AI within robust full-stack applications. You'll work across our entire technology ecosystem to create seamless experiences that leverage AI to solve real recruitment challenges. Your code will directly impact how companies discover, evaluate, and hire talent.
What You'll Do:
- Implement AI-Powered Features - Integrate Generative AI capabilities into practical, user-facing applications
- Build End-to-End Solutions - Develop both frontend experiences and backend services that leverage AI capabilities
- Create Scalable Architectures - Design systems that grow with our rapidly expanding user base
- Optimize Performance - Ensure our applications remain responsive even when processing complex AI operations
- Enhance User Experiences - Translate advanced AI capabilities into intuitive, accessible interfaces
- Drive Technical Excellence - Set standards for code quality and engineering practices across the team
- Collaborate Across Functions - Work with product, design, and data teams to deliver cohesive solutions
- Solve Complex Challenges - Apply your technical creativity to the unique problems of AI-powered recruitment
Who We're Looking For:
- 3-5 years of full-stack development experience building production applications
- Experience implementing and integrating Generative AI into web applications
- Expertise with either Django/React or Node.js/React technology stacks
- Strong experience with cloud platforms (Azure preferred, AWS acceptable)
- Proven ability to build performant, scalable web applications
- Excellence in modern JavaScript/TypeScript and frontend development
- Solid understanding of software architecture principles
- Product-minded approach to engineering decisions
- Ability to thrive in fast-paced environments with evolving priorities
- Bachelor's or higher in Computer Science or equivalent practical experience
The Rewards:
- Salary range of ₹30-40 LPA for exceptional talent (with room to negotiate for truly outstanding candidates)
- Equity package with significant growth potential
- Minimal bureaucracy and maximum impact
- Autonomy to make important technical decisions
- The opportunity to shape an industry-leading product
- Collaborative, innovation-focused work environment
Location: Bangalore (Koramangala 8th Block)
This role is perfect for engineers who want to apply their full-stack expertise to implement cutting-edge AI technologies in real-world applications. If you're excited about building the interfaces and systems that make advanced AI accessible and valuable to users, we want to talk to you.
- Must have 3+ years of hands-on experience in web development using core PHP,Wordpress, CodeIgniter etc
- Must have hands-on experience in front-end using JavaScript (ES6+), HTML, CSS etc.
- Must have experience with design patters such as RESTful, AJAX, and jQuery
- Experience in building responsive web pages
- Proficient understanding of code versioning tools, such as Git
- Should have working knowledge of MySQL database system
- Should have basic programming skills using object-oriented programming (OOP) languages with in-depth knowledge of common APIs and data structures
Roles & Responsibilities
- Write well designed, testable, efficient quality code.
- Ensure designs are in compliance with specifications.
- Developing and implementing strong algorithms/techniques for solving problems in a
- Frameworks are good, but you should be able to function without them.
- Test and deploy applications and systems.
- Revise, update, refactor, debug code and improve existing software.
We need multiple MERN stack developers. As a full stack developer, you will be producing scalable software solutions and will be involved in the full software development life cycle, from conception to deployment. You should be comfortable around both front-end and back-end coding languages, development frameworks and third-party libraries. This isn't just another CRUD application. Your challenge will be to deliver a highly-available service on top of a dynamic collection of third-party data sources . Explore the limits of your own resourcefulness by designing human and automated systems that deliver true reliability in an otherwise unpredictable environment.
Tech-Stack: React, Node.js, Javascript, and MongoDB
How You Will Contribute
- Work with the development team to ideate software solutions
- Working through the application development lifecycle to launch
- Conceptualizing, creating and building applications alongside taking designer wireframes and magically turning them into effective code
- Designing user-based interactions through effective front-end architecture
- Develop and manage well-functioning databases and back end applications
- Write effective and scalable APIs
- Leading and developing best practices for Full Stack Developer team
- Developing and designing RESTful services and APIs
- Determining application responsiveness for consumers
- Ensuring company mandate is effectively addressed in technical and developmental aspects
- Create security and data protection settings
- Write technical documentation
- Keeping current with industry trends and developments that can be applied to company needs
Technical Expertise That We Believe Will Make You Successful In This Role
- Min 1 year of experience as a MERN Stack Developer
- Fluency in CSS, JavaScript and HTML
- Understanding of CSS preprocessors including Sass
- Strong knowledge of building effective APIs in Node.js (Express)
- Proficiency in writing effective React components.
- Experience working with MongoDB, Redis and AWS
- Good knowledge of data structures, system design and algorithms
- Bachelor/Master degree in Computer Science
- Soft-Skills That Will Come Handy
- Having a knack for visual design and utility
- Excellent written and verbal communication skills
- Strong attention to detail
- Head for problem-solving
- Having a flexible working style
- Being a team player
- Comfortable with working unsupervised
What We Need
- Solid industry experience
- Web Development using MERN Technologies (Mongo, React / React JS, Express JS or similar, Node)
- Server-side scripting skills with Node.JS
- Good understanding of client-side scripting and JavaScript frameworks, including jQuery.
- Databases - MongoDB, PostGreSQL, Cassandra
Good to Have
- Open Source Contributors (esp. Javascript to be evident from GitHub)
- Notice period to be less than 30 days
Responsibilities
- Programming, developing, website coding, and producing data-driven web applications, and websites using WordPress and WooCommerce
- Collaborate with designers, developers, and project managers on client projects
- Consult with clients as needed
- Contribute to the development of the misc. company special projects
- Manage your own time & development between multiple projects & clients to meet deliverables
- Follow and contribute to our internal standards
- Keep up on the latest trends and best practices in web development
- Other duties as assigned
Qualifications & skills
Frontend
- Excellent knowledge of HTML5/XHTML, XML, AJAX, JavaScript/jQuery, CSS3
- Excellent knowledge of WooCommerce and WordPress
- Strong understanding and experience with SASS
- Experience with responsive design without dependence on frameworks
- The ability to translate PSDs and other assets created by design team into cohesive websites
- Strong sense of visual design
- An understanding of front-end optimization techniques
- Knowledge of usability / user experience design is a plus
- Experience maintaining version control using Git
Backend
- Strong experience with custom WordPress theme development, including accommodating full user editability, complex layouts, and plugins that require theme customization – we don’t work with prebuilt themes so it is important to have the ability to create complex setups from scratch
- Experience creating custom themes for use with WooCommerce
- Familiarity with various commonplace and proven plugins such as: Advanced Custom Fields, Gravity Forms, The Events Calendar, s2Member, BuddyPress
- Experience with creating custom WordPress plugins is a plus
- Thorough understanding of custom post types and taxonomies
- Working knowledge of basic PHP and MySQL
- An understanding of programming security best practices
- Familiarity with issues in web design & development and accessibility is a plus
- Familiarity with using command line tools on Linux servers is a plus
- Familiarity with using git for source control is a plus
- Involvement in the open source community is a plus
- Proficiency with NodeJs, ES6, Express;
- Experience in Source Control (Bitbucket/GIT);
- Experience in developing and scaling B2B applications.
- Knowledge and experience with using Restful API;
- Must be able to design components to drive reusability and performance;
- Must be able to build responsive design;
- Design, develop, and maintain code that meets requirements, is high quality, and performs efficiently and effectively to provide a great customer experience;
- Write production quality and thoroughly tested code.
Job Description
Responsibilities
-
Ability to translate Wireframes and PSD Designs into functional web apps using HTML5, AngularJS, React , Node.js, and Mongo
-
Binding of UI elements to JavaScript object models
-
Creating RESTful services with Node.js
-
Architect scalable web architectures
-
Work in a cross-functional team to deliver a complete user experience
-
Create Unit and Integration tests to ensure the quality of code
-
Be responsive to change requests and feature requests
-
Write code that is cross-platform and cross-device compatible
-
Ability to wear many hats and learn new technologies quickly
Qualifications
Experience
-
2-3 years minimum in creating complex HTML based solutions
-
Detail oriented experience as a Web Developer creating Angular based solutions
-
1-2 years with Node.js and Express
-
Ability to work both independently and in collaborative teams to communicate design and build ideas effectively
-
Experience using asynchronous RESTful services (JSON)
Requirements
-
Fluent knowledge of latest HTML/CSS standards and best practices
-
Working knowledge of JavaScript and AngularJS
-
Working knowledge of Node.js and Express
-
Solid Understanding of HTTP protocol and how server-side code is processed on the client
-
Some experience with Photoshop or Sketch is a plus (creating sprites, optimizing, cutting or adjusting images)
-
Working knowledge of front end optimization and performance techniques
-
Obsession with lean, clean and organized front-end code
-
Cross-browser development and troubleshooting
-
Experience building Responsive websites for web, tablet and mobile devices
-
Eye for details is crucial
-
Able to handle multiple projects and competing deadlines
-
Good understanding of overall web design including basic usability, accessibility, industry standards, architecture, and navigation
-
Portfolio of work required. Include examples of all areas of interaction design (user flows, wireframes, final graphical display)
● 3-5 Years of hands-on experience creating public, complex web and mobile systems using multiple languages.
● Proficient in at least three core development technologies used within XSEED.
● Good knowledge of AGILE product development lifecycle and the process tools: SCRUM, JIRA-like tools; Familiarity with Pair Programming is a must.
● Proficient understanding of code versioning tools, such as Git.
● Passion for learning, fiddling, tinkering, researching, teaching and sharing. You should have strong interpersonal skills in order to collaborate with colleagues on correcting software issues. In addition, you should also have a continuous desire to learn new things. Technology is constantly evolving, and you will need to learn new programming languages and software design methods as they arise.
● Knowledge in NLP, ML and Computer Vision frameworks would make you stand apart and be a major plus point.
Front-End
● Proficient understanding of web markup, including HTML5, JavaScript, CSS3.
● Proficient understanding of at-least one of these JavaScript frameworks: ReactJS, VueJS, AngularJS.
● Proficient understanding of asynchronous request handling, partial page updates, and AJAX.
● Proficient understanding of cross-browser compatibility issues and ways to work around them.
● Good understanding of server-side CSS pre-processing platforms, such as LESS and SASS.
Back-End
● Proficient knowledge of one or more back-end programming languages and frameworks such as NodeJS, Ruby on Rails or Django.
● Proficient understanding of both relational and non-relational database technologies such as MySQL, PostgreSQL and MongoDB.
● Good understanding of user authentication and authorization between multiple systems, servers, and environments.
● Good understanding of building light, API-only microservices and deploy them using Docker and Kubernetes.
Familiarity with mobile technologies would be a significant bonus, like the iOS Swift SDK, Android Kotlin SDK, or better yet, the Flutter Dart framework.












