Java developer

Calling 2026 Graduates from IITs, NITs & IIITs Across All Engineering Streams

At Loyalty Juggernaut (LJI), we're looking for curious minds, strong problem-solvers, and passionate engineers to join our Product Engineering team through our Intern-to-FTE program.

As an intern transitioning to a full-time role, you will own the end-to-end software development lifecycle, including technical design, implementation, deployment, support, and optimization of software solutions.

You will

• Collaborate with the Business teams, Product teams and Clients to understand business scenarios and customer pain points
• Tackle complex technical challenges and build highly functional cutting-edge product features
• Own the complete product delivery across the full tech stack
• Continuously improving product performance and user experience

To be successful in this role, you should be a meritorious student from a college of repute and have,

• Bachelor's degree in Engineering any stream, class of 2026
• Min. 7.5 CGPA score with no backlogs
• Excellent programming skills.
• Strong academic performance in data structures and algorithms.
• Demonstratable programming and application skills in academic projects- Java/Python/Rest APIs/PostgreSQL/ AI-ML/Mobile Development/similar.
• Confident communication skills

Our Tech Stack:

• Java(Springboot)
• Python(Django)
• PostgreSQL
• AI/ML
• REST, web services
• Angular, Javascript, HTML
• Jenkins, Maven, Git, Ansible
• AWS

While we encourage eligible candidates to apply, this role requires more than just theoretical knowledge. If you are limited to academic or conceptual understanding without practical application, this may not be the right fit.

Job Description - Blueprism Developer / RPA Developer

• Design technical specifications for RPA (Blue Prism) that meets the requirements and handled all the non functional requirements of concurrency, scalability, security requirements, restart and recovery.
• Develops and configures automation processes as per the technical design document to meet the defined requirements. Works on the coding the more complicated automations or reusable components, and delegates and mentors junior developers for the less complex components.
• Develops new processes/tasks/objects using core workflow principles that are efficient, well structured, maintainable and easy to understand.
• Complies with and helps to enforce design and coding standards, policies and procedures.
• Ensures documentation is well maintained.
• Ensures quality of coded components by performing thorough unit testing.
• Works collaboratively with test teams during the Product test and UAT phases to fix assigned bugs with quality.
• Reports status, issues and risks to tech leads on a regular basis
• Improves skills in automation products by completing automation certification.
• Mentors junior developers and performs code reviews for quality control.

Qualifications

Bachelor degree in Engineering / Computer Science

Additional Information

•  5- 8 years of IT experience and having good understanding of programming concepts.  Should be from a programming background on any coding language (.Net, Java).
• Working experience in RPA for a minimum of 2 years and having project experience of a minimum 3 RPA implementations.
• Understands development methodology and lifecycle
• Should be trained on RPA tools (Blue Prism).
• Self-motivated, team player, action and results oriented.
• Well organized, good communication and reporting skills.

Notice Period : 1 Month or Immediate joiner  preferred

Job Title: Java Developer 

Experience: 5 –14 Years 

Location: Mumbai / Bangalore 

Employment Type: Full-time 

We are looking for experienced and passionate Java Developers with strong expertise in Core Java, multithreading, and performance tuning. You will be responsible for designing and developing high-performance, scalable, and resilient backend systems. This is an exciting opportunity to work on complex, enterprise-level systems and modern architectures like microservices and event-driven frameworks.

 • 5–10 years of hands-on experience in Java (8 or above) development. 

 • Strong foundation in OOPs, data structures, algorithms, and design patterns.

 • Deep understanding of multithreading, concurrency, and synchronization techniques.

 • Experience with Spring Boot, Spring MVC, JPA/Hibernate. 

 • Good working knowledge of RESTful API development. 

 • Proficient in SQL and experience with relational databases like MySQL, PostgreSQL, etc.

 • Familiarity with Git, Maven/Gradle, and CI/CD pipelines. 

 • Exposure to Agile/Scrum methodology

Key Responsibilities:

• Rewrite existing APIs in NodeJS.
• Remodel the APIs into Micro services-based architecture.
• Implement a caching layer wherever possible.
• Optimize the API for high performance and scalability.
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required:

1. At least 3 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
2. Excellent hands-on experience using MySQL or any other SQL Database.
3. Good knowledge of MongoDB or any other NoSQL Database.
4. Good knowledge of Redis, its data types, and their use cases.
5. Experience with graph-based databases like GraphQL and Neo4j.
6. Experience developing and deploying REST APIs.
7. Good knowledge of Unit Testing and available Test Frameworks.
8. Good understanding of advanced JS libraries and frameworks.
9. Experience with Web sockets, Service Workers, and Web Push Notifications.
10. Familiar with NodeJS profiling tools.
11. Proficient understanding of code versioning tools such as Git.
12. Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms.
13. Should be a fast learner and a go-getter — without any fear of trying out new things Preferences.
14. Experience building a large-scale social or location-based app.

What kind of work will you get?

We are looking for a java developer.

Examples of technical tasks:

Working on our backend SDK to implement APIs that will be consumed by the frontend widgets

Designing APIs for different auth recipes

Architecting auth flows

You will also be given non technical tasks like product brain storming, competitor analysis and writing documentation.

Note: Compensation is as per the applicant's geography

Requirements

Well versed in java with 2+ years of professional experience

Familiar with and comfortable working with Web frameworks like FastAPI, Django and Flask

Familiar with HTTP networking in java

Strong understanding of async and sync modes in java

Bonus:

Contributed to open source, or have your own open source repo with a community and many github stars

Built an in-house authentication or authorization solution or worked with solutions such as Keycloak, Auth0, Ory, Okta etc

If you like our project, please star us on https://github.com/supertokens/supertokens-core">Github

Note: Compensation is as per the applicant's geography

Recruitment Process

Initial Filtering

Apply

Technical Interview (1/2) - 1.5 hours

Discussion on your past work, this will involve sharing your work (code and output) via screen share

Architecture discussion and general programming related live code problems.

You will be allowed to use Google throughout the interview and you will be required to have screen share on.

This call will be with the CTO

Technical Interview (2/2) - 1.5 hour

This will involve a discussion to assess the breadth and depth of your technical knowledge and general questions on various technical topics.

You will not be asked to write any code

This call will be with the CTO

Chat with the Co-Founder - 1 hour

This call will involve a general discussion to assess culture fit

• Java
• Spring Boot
• Database (Preferably Mysql)
• Multithreading
• Low Level design (Any Module)
• Github
• Leetcode
• data structure

• 5 years of experience as Java/Jee Developer, Springboot
• Good knowledge of OOPS concepts.
• Experience in Java8, JSP, Spring Core, Spring MVC, Spring Rest & Spring JPA Repository
• Experience in Hibernate, relational databases and sql.
• Experience in Rest API development.
• Experience in implementation of Jasper Reports
• Familiar with Git & Maven

Roles & Responsibilities

As a member of our fast-growing engineering team, your responsibility will be to get involved in day-to-day development operations and solve complex problems of digitization to meet the demands of business.

To be successful, you must have a self-driven mindset, go getter attitude.

The responsibilities include:

• Writing the clean quality code & Understanding functional requirements thoroughly and analyzing the requirements in the context of the product
• Envisioning the overall solution for defined functional and non-functional requirements, and being able to define technologies, patterns and frameworks
• Determining and implementing design methodologies and tool sets
• Enabling application development by coordinating requirements, schedules, and activities
• Being able to lead/support UAT and production roll outs
• Creating, understanding and validating estimated effort for given module/task, and being able to justify it
• Addressing issues promptly, responding positively to setbacks and challenges with a mindset of continuous improvement
• Giving constructive feedback to the team members and setting clear expectations
• Helping the team in troubleshooting and resolving complex bugs
• Coming up with solutions to any issue that is raised during code/design review and being able to justify the decision taken
• Carrying out POCs to make sure that suggested design/technologies meet the requirements
• Carrying out DevOps activities which includes creating Jenkins pipeline

Key Skills

Should possess hands-on full life-cycle development experience (architect, design, code, test, release) be comfortable around both front-end and back-end coding languages, client/server-side development frameworks and third-party libraries.

• Should be strong in data structures and algorithms. Solid understanding of object-oriented programming
• Work with cutting edge technologies like Java 8, Scala, React, Akka, Docker, Puppet, and Salt
• Hands-on knowledge of Spring core, MVC, JPA. Working knowledge of Spring Boot
• Should have strong hands-on on one of the JavaScript frameworks: jQuery, AngularJS, ReactJS, and Vue.js.
• Willing to working with latest Cloud and Container technologies like AWS
• Experience with both external and embedded databases. NoSQL DB experience is good to have
• Implementing unit testing using frameworks like JUnit, Mockito, etc.
• Proficient understanding of code versioning tools, such as Git
• Familiarity with Maven (Other building tools Ant and Gradle are good to have)
• Familiarity with continuous integration
• Good understanding of Agile practices

Responsibilities

• You will design and develop large scale distributed services
• You will analyse and improve the efficiency, scalability, stability, and security of the platform as a whole.
• You will act as the primary owner of one or more components while driving innovation in your area of ownership
• You will proactively research & evaluate new tools, technologies, and techniques to improve the value of the system.
• You will work with engineering leadership in solving and architecting solutions for challenging or complex development issues.
• You will work independently and handle dependencies with very minimal oversight
• You will take initiatives in developing and maintaining integrations of best practices within the back-end.
• You will help identify systemic issues, performance bottlenecks and work on design/architect improvements.

Requirements

• You have 1 - 9 years of experience in software development.
• You have designed and scaled up the system.
• You have a strong understanding of Data Structures and Algorithms.
• You are an incessant problem solver and tougher the problem gets, more fun you have.
• You have strong command in any one or more of the following languages: Python and Django
• You understand the business impact of your decisions.

Good To Have

• You have prior experience in fintech companies

Traits We Are Looking For

• Experience in a specific tech stack doesn't matter for us.
• The general engineering mindset and aptitude is what matters more.
• Technically strong and curious.
• Should have a hacker mindset and should love exploring new technologies.

Desired Skills and Experience

Java, Python, Data Structures, Algorithms