
A B.Tech/M.Tech in Computer Sc, a SDE should have 1-3 years of experience in SW solution development. We are specifically looking for a SDE who:
- is highly proficient in Java Coreand Spring boot applications including making high quality, highly performing code under JVM environment.
- has good working knowledge in design of n-Tier databases (Postgres, NoSQL DBs e.g. Cassandra/MongoDB)
- has worked in agile development environment under open source gitlab including testing, change management
- is highly proficient in OOD, extensibility, usability, understand data pre-processing
- has exposure to full life cycle of product implementation and deployment of enterprise products driving a subsystem including development under gitlab or github.
- [Desirable] Ability to optimize an ML solution for accuracy and scale
- [Desirable] has experience in working with Advanced Java

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Job Title : Node.js Developer / Backend Developer
Experience : 4+ Years
Job Location : Mumbai – Andheri
Work Mode : Work From Office (5 Days a Week)
Job Type : Full-time Opportunity
Role Overview :
We are seeking an experienced Node.js / Backend Developer to design, develop, and maintain scalable backend systems.
The ideal candidate will have strong hands-on experience with Node.js, Nest.js, relational and NoSQL databases, and AWS cloud services.
You will work closely with frontend developers, DevOps, and product teams to deliver secure, high-performance, and reliable backend solutions.
Mandatory Skills : Node.js, Nest.js, MongoDB, PostgreSQL, AWS, REST API development, strong backend fundamentals.
Key Responsibilities :
• Design, develop, and maintain scalable backend applications using Node.js & Nest.js
• Build and manage RESTful APIs and backend services
• Work with MongoDB and PostgreSQL for efficient data storage and retrieval
• Develop cloud-ready applications and deploy them on AWS
• Ensure application performance, security, and scalability
• Write clean, well-documented, and maintainable code
• Participate in code reviews and follow best engineering practices
• Troubleshoot, debug, and optimize existing applications
• Collaborate with cross-functional teams for end-to-end delivery
Required Skills & Qualifications :
• 4+ years of experience in Backend / Node.js development
• Strong hands-on experience with Node.js and Nest.js
• Experience working with MongoDB and PostgreSQL
• Good understanding of AWS services (EC2, S3, RDS, etc.)
• Experience building RESTful APIs
• Understanding of backend architecture, design patterns, and best practices
• Strong problem-solving and debugging skills
• Familiarity with version control systems (Git)
Good-to-Have Skills :
• Experience with microservices architecture
• Knowledge of Docker and CI/CD pipelines
• Exposure to message queues or event-driven systems
• Basic understanding of frontend-backend integration
Role
We are looking for a Full Stack Engineer who can own the entire technical stack, design systems that scale, and ship products fast. You will work across frontend, backend, and AI systems, making key architectural decisions while building a product used by real users.
This role offers high ownership, where engineers move ideas to production quickly and take responsibility for both technical decisions and product impact.
What would you do?
- Build and own the end-to-end platform using React, Node.js microservices, Python AI agents, and AWS.
- Design and implement scalable system architecture, including caching, databases, and state management between AI and UI.
- Develop AI-powered backend services and orchestrate LLM workflows using modern frameworks.
- Build highly interactive front-end experiences using modern React and real-time communication tools.
- Define and maintain engineering best practices, including CI/CD pipelines, monorepo structures, and development workflows.
- Collaborate closely with users and product teams to identify problems and ship impactful solutions.
- Continuously simplify systems by removing unnecessary complexity and keeping architecture clean.
Who should apply?
- Engineers with 4+ years of experience building and shipping production-grade products.
- Strong understanding of system design, architecture, and scalable backend systems.
- Hands-on experience with Python (FastAPI, async systems) and LLM-based applications.
- Proficiency in JavaScript / TypeScript with Node.js and modern backend frameworks.
- Experience building modern frontend applications using React (React 18+).
- Familiarity with databases such as Redis, PostgreSQL, or MongoDB, and designing scalable APIs.
- Engineers comfortable working in fast-paced environments with high ownership and minimal process overhead.
Technical Skills
- Backend: Node.js, Express, Python, FastAPI
- Frontend: React (React 18+), interactive UI development
- AI/LLM Systems: LLM orchestration, multi-model integrations
- Databases: Redis, PostgreSQL, MongoDB
- Infrastructure: AWS, CI/CD pipelines, microservices architecture
- Real-time Systems: Socket.IO, Server-Sent Events (SSE)
Primary Skills: Database Systems (SQL), Python Flask/Fast API/Django frameworks specifically
Requirements:
- Highly proficient in fundamentals of Python web development frameworks like Flask, Django and Fast API
- Demonstrated experience in developing APIs using Python frameworks
- Should have deep knowledge in PostgreSQL, MS SQL Server and other SQL based Databases
Job description
Ruby on Rails Developer Responsibilities :
- Designing and developing new web applications.
- Maintaining and troubleshooting existing web applications.
- Writing and maintaining reliable Ruby code.
- Integrating data storage solutions.
- Creating back-end components.
- Identifying and fixing bottlenecks and bugs.
- Integrating user-facing elements designed by the front-end team.
- Connecting applications with additional web servers.
- Maintaining APIs.
Ruby on Rails Developer Requirements :
- Bachelor's degree in Computer Science, Computer Engineering, or related field.
- Experience working with Ruby on Rails as well as libraries like Resque and RSpec.
- Ability to write clean Ruby code.
- Proficiency with code versioning tools including Git, Github, SVN, and Mercurial.
About us:
HappyFox is a software-as-a-service (SaaS) support platform. We offer an enterprise-grade help desk ticketing system and intuitively designed live chat software.
We serve over 12,000 companies in 70+ countries. HappyFox is used by companies that span across education, media, e-commerce, retail, information technology, manufacturing, non-profit, government and many other verticals that have an internal or external support function.
To know more, Visit! - https://www.happyfox.com/
We’re looking for an experienced Backend Engineer to join our growing team of engineers to help build and maintain our products. You should have prior experience being responsible for building sufficiently complex features by yourself.
Responsibilities:
- Implement product features by writing clean, robust, reusable code with tests
- Bring new ideas and best practices to improve the team and the codebase
Requirements:
- At least 3 years of relevant professional experience
- Sound knowledge of programming languages like Python
- Experience working with web application frameworks like Django
- Experience in building web services using relational databases like PostgreSQL or NoSQL databases like MongoDB
- Experience developing REST APIs and a good understanding of best practices around building APIs
- Good communication skills
- Passion to solve complex technical problems and troubleshoot the issue
A highly motivated, skilled, and 3-8 years experienced JAVA Software Engineer to implement innovative solutions with a proven track record developing end-to-end scientific or business applications in JAVA with emphasis on browser-based applications.
You have oodles of experience designing and developing and documenting Enterprise applications using J2EE technologies. You have worked extensively on the new breed of Enterprise applications utilizing cutting edge technologies such as Java, JavaScript, JPA, Hibernate, spring Batch and web services.
You bring to the table…
- Object oriented skills, including an understanding of common object and web application design patterns.
- Strong in Core Java Concepts, JavaScript, JPA, Hibernate, spring, Batch, web services.
- Hands on experience with SQL
- Should possess hands of experience on Linux.
- Building scalable and large scale web applications, and creating flexible solutions and integrations with other applications
- Independently drawing up milestones and ensuring completion as per the timelines
- Solving complex technical problems
- Researching, Learning and Implementing new functionalities and modules in other technologies (C++, Python, Javascript) and integrating them into the product in very quick cycles.
- Keeping abreast of new developments in the technology as well as understanding the feature differences.
- Comfortable working in an intensive start-up culture with tight delivery cycles
Desired Candidate Profile
What you need to have:- At least 1+ year experience in working with Ruby on Rails and minimum 4 years of experience with software development (Backend + Frontend)
- Extensive knowledge in testing frameworks like Rspec/ Cucumber/ Capybara
- Exposure to AngularJS a plus
- Worked with Frontend HTML5/ CSS development and integrating with mySQL/ PostGres Database
- Must have experience in creating flexible solutions and integrations with other applications
- A strong knowledge of web coding standards, licensing and best practices
- Must have experience in building scalable and large scale web applications
- Ability to manage the Servers and Databases
Title: Senior Java Developer
Location: Pan India/Remote work
Senior Java Developer
Functional Experience:
5+ years of work experience, bachelor's degree in computer science or a related field, develop applications for cloud computing, design, maintain and operate cloud systems/microservices and applications, keep cloud systems secure, fully tested and integrated with all the other products/applications, understand the language of business and develop to address the business’s needs.
Technical Skills Required:
Minimum 6 year of hands-on Java (including Java 11) programming; Experience and knowledge of open-source software, frameworks around server-side development in Java 11; wide and deep understanding of Java ecosystem, monitoring and diagnosis, Spring Boot.
Notice Period: 0-30 Days
Mandatory technical skill: Core Java, Microservices, Spring, J2ee,
Good analytical and coding skill.












