Java Developer

This Is NOT a Typical Java Role If your experience is mostly CRUD APIs, controller wiring, or shallow service layers — this role is not for you. We are looking for a top tier backend engineer who thrives on: 

* Designing complex algorithms 

* Building high-performance, memory-efficient systems 

* Owning deep backend logic that actually moves the needle 

You will work close to the core engine of the product, not the edges.

What You’ll Be Trusted With 

* Architect and build backend systems that must perform under load 

* Design and implement custom algorithms for real-world, non-trivial problems 

* Solve performance bottlenecks involving CPU, memory, I/O, and concurrency 

* Build backend services where latency, throughput, and correctness matter 

* Own document & PDF processing pipelines end-to-end:     

-Composition     

-Rendering     

-Optimization     

- High-volume generation 

* Make hard technical decisions and stand by them

Non-Negotiable Skills 

* Exceptional Java expertise (Core Java, Spring Boot, Java 8+) 

* Strong command over:     

• Data structures & algorithms 
• Multithreading & concurrency models     
• JVM internals & memory management 

* Proven experience building custom algorithms (this will be evaluated) 

* Deep backend engineering experience with Spring / Spring Boot 

* Strong understanding of:     

• API design principles     
• Fault tolerance & resilience     
•  Performance tuning & profiling 

* Ability to reason about time complexity, space complexity, and trade-offs 

* Strong database fundamentals (query optimization, indexing, transactions) 

* Experience with message brokers (ActiveMQ, Kafka, RabbitMQ) 

* Exposure to Kubernetes-based deployments or large-scale microservices 

Interview Focus (Be Prepared) 

* Algorithm design & problem solving 

* Deep Java fundamentals 

* System design discussions (backend-heavy) 

* Performance tuning scenarios 

* Real-world debugging and optimization challenges

.Overall 5+ years of experience in application development using Java with creating and deploying microservices using the Spring Boot framework







• Strong experience in Maven.







• Good experience in unit(Junit) and integration testing.







• Experience in Microservices is a must.







Experience in designing and developing REST based services / Microservice development.







• Candidate should have good communication skills (written and verbal)







Excellent analytical and problem solving skills







Any one of these database Mongo, Maria, RMQ, Postgres, or other NoSQL servers







• Experience in AWS and CI/CD







5+ Years







Design, develop, and maintain robust, scalable, and secure backend services and APIs.







• Collaborate with frontend developers to integrate user-facing elements with server-side logic.







Write clean, efficient, and maintainable code following best practices and coding standards.







• Optimize performance and ensure high availability of backend services.







• Implement security measures to protect sensitive data and prevent vulnerabilities.







Design and manage databases, ensuring data integrity and efficient query performance.







Debug, troubleshoot, and resolve issues in production and development environments.







• Conduct code reviews and provide constructive feedback to team members.







Stay up-to-date with emerging backend technologies, frameworks, and best practices.







• Participate in Agile/Scrum ceremonies and contribute to sprint planning and estimations.

Radisys Corporation is looking for JAVA Backend developers with 6-10 years of experience for their Bangalore location.

The ideal candidate will be able to design and develop code for tasks after brainstorming sessions and applying best practices and coding conventions.

This position requires experience in Java, Spring, Spring Boot, microservices, message broker, and DB knowledge. Candidates should be skilled in developing enterprise applications that consist of FE, BE, and DB integration.

If you have experience with Docker and Kubernetes, that's an added advantage.

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:

• At least 2.5 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
• Excellent hands-on experience using MySQL or any other SQL Database.
• Good knowledge of MongoDB or any other NoSQL Database.
• Good knowledge of Redis, its data types, and their use cases.
• Experience with graph-based databases like GraphQL and Neo4j.
• Experience developing and deploying REST APIs.
• Good knowledge of Unit Testing and available Test Frameworks.
• Good understanding of advanced JS libraries and frameworks.
• Experience with Web sockets, Service Workers, and Web Push Notifications.
• Familiar with NodeJS profiling tools.
• Proficient understanding of code versioning tools such as Git.
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms.
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences.
• Experience building a large-scale social or location-based app.

Should be Graduated in the year (2021/2022) (BE/B.Tech, MCA, M.Tech)

-Good in aptitude and problem-solving skills

-Excellent in communication(Mandate)

-Passion to work in the tech industry

-Good to have exposure/trained/certified on any tech skills

Technical skills required:

Skills: Java 8 and above, Rest Web services, MySQL.

Strong background in Core Java and good knowledge of collection Framework.

Proficient in developing high-performance, less memory-intensive micro-services applications using the Java framework.

Should have deep knowledge of Micro-service development.

Job Description

Software Engineer (Java)

About Ezeiatech

Founded over 8 years ago, we’ve grown from a small team in India’s start up city Gurgaon to a leading global software consultancy.

Over 100+ clients all over the globe are already satisfied by our services and the list continues to grow.

Ezeiatech is the next-generation global technology company that is helping enterprises reimagine their businesses for the digital age. Our technology products, services, and engineering are built on years of innovation, a strong culture of invention and risk-taking, and a relentless focus on customer relationships.

We expertly steer our clients through all the hurdles of their digital journey. We do it by enabling the enterprise with all the latest trends and technologies that helps prioritize the execution of change. We also empower the business with agile digital at scale to deliver unprecedented levels of performance and customer delight.

Roles & Responsibilities

• Contribute in all phases of the development lifecycle.
• Write well designed, testable, efficient code.
• Ensure designs are in compliance with specifications.
• Prepare and produce releases of software components.
• Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.

Desired Qualifications and Experience

• Computer Science or equivalent Engineering degree.
• 1 to 3 years of professional experience as a Java Developer.
• Hands-on experience in designing and developing applications using Java EE platforms.
• Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate).
• Experience in the Spring Framework.
• Experience with test-driven development.