Java developer

Job Title: Senior Java Developer

Location: Mumbai (On-site)

Notice Period: Immediate Joiners Preferred / 15 Days or Less

Job Description:

We are seeking a highly skilled and experienced Senior Java Developer with 5+ years of hands-on experience in Java-based application development. The ideal candidate should be adept at designing scalable systems, optimizing performance, and leading development efforts in collaboration with cross-functional teams. This is a full-time, on-site position for candidates currently residing in Mumbai and available to join within 15 days.

Key Responsibilities:

• Lead end-to-end design, development, and deployment of Java applications
• Translate functional and technical requirements into detailed design
• Build scalable, secure, and high-performing applications
• Develop and consume RESTful APIs and ensure seamless integration
• Implement microservices architecture and containerized deployments
• Write clean, efficient, and well-documented code
• Perform code reviews, debugging, and performance tuning
• Collaborate with DevOps for CI/CD and production deployments
• Guide junior developers and conduct knowledge-sharing sessions
• Stay updated on new technologies and industry trends

Required Technical Skills:

• Languages & Frameworks:
• Core Java, J2EE
• Spring Framework (Spring Boot, Spring MVC, Spring Security)
• Hibernate / JPA
• Apache Maven / Gradle
• API Development & Integration:
• RESTful APIs, JSON, Swagger/OpenAPI
• Databases:
• MySQL, PostgreSQL, Oracle
• MongoDB, Redis (preferred)
• Frontend Exposure (Optional but Preferred):
• HTML, CSS, JavaScript, jQuery
• Angular / React
• Tools & Platforms:
• Git, GitHub / GitLab / Bitbucket
• Jenkins, Docker, Kubernetes (basic knowledge)
• SonarQube, Log4j, ELK stack (preferred)
• Cloud & DevOps (Good to Have):
• AWS (EC2, S3, Lambda, RDS), Azure or GCP
• CI/CD pipeline setup
• Architecture & Patterns:
• Microservices, MVC, Design Patterns
• Event-driven architecture (Kafka/RabbitMQ is a plus)
• Testing:
• JUnit, Mockito
• Postman, REST Assured

Soft Skills:

• Excellent problem-solving and debugging skills
• Strong communication and collaboration abilities
• Ability to lead and mentor a team
• Time management and task prioritization
• Adaptable and quick learner

Qualifications:

• Bachelor’s/Master’s degree in Computer Science, Engineering, or related field
• 5+ years of relevant software development experience
• Relevant certifications (Oracle Java, AWS, PMP) are a plus

Eligibility Criteria:

• Must be currently residing in Mumbai
• Must be able to join within 15 days or less
• Immediate joiners preferred

• 7+ years of experience in IT
• Demonstrable expertise in Golang development services, including a deep understanding of its syntax, advanced features, and standard library
• Familiarity with Go routines and channel patterns, as well as experience in writing high-performance Go code
• Solid grasp of web development fundamentals, including HTTP/HTTPS protocols, RESTful API design, data structures, and WebSockets
• Experience with designing and implementing microservices in Go and an understanding of containerization and orchestration technologies like Docker and Kubernetes

• Strong knowledge of Ruby on rails framework.
• Strong Knowledge of coding languages, like PERL, Python and Ruby.
• Good knowledge of Relation and NoSQL databases. like MySQL, Postgres, NoSQL etc.
• Knowledge of Microservices development and AWS concept will be an added advantage.
• Ready to adopt new technologies and implement them in project.

Java Developers (4-5 positions)

What qualities are we looking for?

• 3 – 8 years of experience in building web applications
• Excellent command over Data Structures & Algorithms
• Exceptional coding skills in an Object-Oriented programming language (Java)
• Strong problem solving and analytical skills

Technical Requirements:

• Working experience on JAVA, Spring Boot. (building web services)
• Working experience in building microservices and distributed systems.
• Working experience on using messaging queues RabbitMQ/Kafka is a plus.
• Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery,  Angular 5+)
• Excellent knowledge and programming skills in data structures, algorithms.
• Familiarity with databases (e.g. MySQL, MongoDB)
• Proficiency with Git

Software Development Engineer (III) @ REBEL FOODS

We are surrounded by the world's leading consumer companies led by technology - Amazon for retail, Airbnb for hospitality, Uber for mobility, Netflix and Spotify for entertainment, etc. Food & Beverage is the only consumer sector where large players are still traditional restaurant companies. At Rebel Foods, we are challenging this status quo as we are building the world's most valuable restaurant company on the internet, superfast. The opportunity for us is immense due to the exponential growth in the food delivery business worldwide which has helped us build 'The World's Largest Internet Restaurant Company' in the last few years. Rebel Foods current presence in 7 countries (India, Indonesia, UAE, UK, Malaysia, Singapore, Bangladesh) with 15 + brands and 3500+ internet restaurants has been built on a simple system - The Rebel Operating Model. While for us it is still Day 1, we know we are in the middle of a revolution towards creating never seen before customer-first experiences. We bring you a once-in-a-lifetime opportunity to disrupt the 500-year-old industry with technology at its core.

We urge you to refer to the below to understand how we are changing the restaurant industry before applying at Rebel Foods.

https://jaydeep-barman.medium.com/why-is-rebel-foods-hiring-super-talented-engineers-b88586223ebe">Link

https://jaydeep-barman.medium.com/how-to-build-1000-restaurants-in-24-months-the-rebel-method-cb5b0cea4dc8">Link 1

https://medium.com/faasos-story/winning-the-last-frontier-for-consumer-internet-5f2a659c43db">Link 2

https://medium.com/faasos-story/a-unique-take-on-food-tech-dcef8c51ba41">Link 3

An opportunity to revolutionize the restaurant industry

Here, at Rebel Foods, we are using technology and automation to disrupt the traditional food industry. We are focused on building an operating system for Cloud Kitchens - using the most innovative technologies - to provide the best food experiences for our customers. 

You will enjoy working with us, if:

• You are passionate about using technology to solve customer problems
• You are a software craftsman or craftswoman who is obsessed with high quality software
• You have a flair for good design and architecture
• You are unafraid of rearchitecting or refactoring code to improve it
• You are willing to dive deep to solve complex software issues
• You are a teacher and mentor

Our technology ecosystem:

• Languages: Java, Typescript, Javascript, Ruby
• Frameworks: Spring Boot, NodeJS, ExpressJS
• Databases: AWS Aurora, MySQL, MongoDB
• Cloud: AWS
• Microservices, Service Oriented Architecture: REST APIs, Caching, Messaging, Logging, Monitoring and Alerting
• CI/CD and DevOps
• Bitbucket, Jira

You will mostly spend time on the following:

• Leading the design and implementation of software systems
• Driving engineering initiatives across teams with a focus on quality, maintainability, availability, scalability, security, performance and stability
• Writing efficient, maintainable, scalable, high quality code
• Reviewing code and tests
• Refactoring and improving code
• Teaching and mentoring team members
  
  
  

We’re excited about you if you have:

• At least 4+ years of experience in software development, including experience building microservices and distributed systems
• Excellent programming skills in one or more languages: Java, C#, C++, Typescript, Javascript, Python or Ruby
• Experience working in Cloud environments: AWS, Azure, GCP
• Experience building secure, configurable, observable services
• Excellent troubleshooting and problem-solving skills
• The ability to work in an Agile environment
• The ability to collaborate effectively within and across engineering, product and business teams

We value engineers who are:

• Crazy about customer experience
• Willing to challenge the status quo and innovate
• Obsessed with quality, performance and frugality
• Willing to take complete responsibility and ownership of results
• Team players, teachers, mentors

The Rebel Culture

We believe in empowering and growing people to perform the best at their job functions. We follow outcome-oriented, fail-fast iterative & collaborative culture to move fast in building tech solutions. Rebel is not a usual workplace. The following slides will give you a sense of our culture, how Rebel conducts itself and who will be the best fit for our company. We suggest you go through it before making up your mind.

https://www.slideshare.net/">Link 4

- Build the backend for Android & iOS application and website with Company Dashboard (MIS). 
- Integration of user-facing elements developed by front-end developers with server side logic 
- Design and implementation of low-latency, high-availability, and performance applications
-Well versed with AWS and Server deployment 
- Excellent knowledge of Spring frameworks 
- Excellent knowledge of Java, JSP, JavaScript, AJAX, HTML, JSON 
- Good knowledge of MySQL 
- Knowledge of coding standards and good commenting practices 
- Experiences in developing RESTful web services must. 
- Ability to understand business requirements and translate them into technical requirements 
- Ability to design applications around natural user interfaces 
- Experience with REST API connections 
- Writing reusable, testable, and efficient code 
- Integration of data storage solutions
- Build the backend for application and website with Android App, IOS, Company Dashboard. 
- Own software quality and optimize UI 
- Understand closely the requirements of the customers and get the features implemented on time 
- Creating of strong project timeline along with budgeting and regular reporting