
Job Description:
Proven experience as a Java Developer with a strong understanding of Java and its ecosystems.
Proficient in Spring Framework (Spring Boot, Spring MVC, Spring Data).
Experience with web application development using technologies such as HTML, CSS, and JavaScript.
Knowledge of relational databases (e.g., MySQL, PostgreSQL) and ORM frameworks (e.g., Hibernate).
Familiarity with build tools such as Maven or Gradle.
Understanding of software development life cycle (SDLC) and agile methodologies.
Excellent problem-solving and debugging skills.
Experience with microservices architecture.
Familiarity with containerization and orchestration tools (e.g., Docker, Kubernetes).
Candidate should also have some App development experience in cloud infra. Like familiarity with Docker, Helm Charts, Kubernetes or AWS/Azure k8s infra.
Candidate should have some App development experience in at least one No-SQL Database also (like MongoDB or Cassandra or Redis) apart from RDBMS.

About Radisys India
About
Radisys are a global leader in open telecom solutions and a proud member of the Reliance Industries family. We enable service providers to become digital experience providers through open and disaggregated platforms and solutions. Our end-to-end portfolio spans from digital endpoints, to open disaggregated access and core solutions, to immersive digital applications and engagement platforms. Our expert services organization delivers full lifecycle support to help service providers build and operate highly scalable, high-performance networks.
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Position Title : Python Django Developer
Location : Gurgaon (6 Days WFO)
Experience : 3+ Years
Job Overview :
We are looking for a skilled Python Django Developer with a strong background in developing scalable, high-performance web applications. The ideal candidate must have 3+ Years of hands-on experience in Django and related technologies, including RabbitMQ, Redis, Celery, and PostgreSQL, to ensure seamless background task management, caching, and database performance.
Key Responsibilities :
- Develop, maintain, and enhance Django-based web applications and APIs.
- Design and implement message broker solutions using RabbitMQ for asynchronous communication.
- Integrate Redis for caching and session management to optimize application performance.
- Implement and manage task queues using Celery for efficient background processing.
- Work with PostgreSQL, ensuring proper database design, query optimization, and performance tuning.
- Collaborate with front-end developers, DevOps engineers, and stakeholders to deliver high-quality software solutions.
- Write clean, modular, and well-documented code following best practices.
- Debug, troubleshoot, and resolve issues across the application stack.
- Participate in code reviews, system design discussions, and team meetings.
- Ensure scalability, reliability, and security of applications.
Required Technical Skills :
- Minimum 3+ Years of relevant experience in Python and Django framework.
- Proficiency in RabbitMQ for message brokering.
- Hands-on experience with Redis for caching and session management.
- Strong knowledge of Celery for distributed task queues.
- Experience with PostgreSQL, including database design, indexing, and optimization.
- Expertise in RESTful API design and development.
- Understanding of Docker and containerized applications.
Preferred Skills :
- Experience with CI/CD pipelines for automated deployments.
- Familiarity with cloud platforms like AWS or GCP.
- Knowledge of Django ORM and its performance optimizations.
- Basic understanding of front-end technologies (HTML, CSS, JavaScript).
Soft Skills
- Strong problem-solving and analytical abilities.
- Excellent communication and collaboration skills.
- Ability to adapt to an agile development environment and evolving requirements.
Educational Qualifications :
- Bachelor’s degree in Computer Science, Software Engineering, or a related field.
Experience in Core Java and Spring Boot.
• Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency clientfacing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• working knowledge of Kafka
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.
Shift timings : Afternoon
Job Summary
We are seeking an experienced Senior Java Developer with strong expertise in legacy system migration, server management, and deployment. The candidate will be responsible for maintaining, enhancing, and migrating an existing Java/JSF (PrimeFaces), EJB, REST API, and SQL Server-based application to a modern Spring Boot architecture. The role involves ensuring smooth production deployments, troubleshooting server issues, and optimizing the existing infrastructure.
Key Responsibilities
● Maintain & Enhance the existing Java, JSF (PrimeFaces), EJB, REST API, andSQL Server application.
● Migrate the legacy system to Spring Boot while ensuring minimal downtime.
● Manage deployments using Ansible, GlassFish/Payara, and deployer.sh scripts.
● Optimize and troubleshoot server performance (Apache, Payara, GlassFish).
● Handle XML file generation, email integrations, and REST API maintenance.
● Database management (SQL Server) including query optimization and schema updates.
● Collaborate with teams to ensure smooth transitions during migration.
● Automate CI/CD pipelines using Maven, Ansible, and shell scripts.
● Document migration steps, deployment processes, and system architecture.
Required Skills & Qualifications
● 8+ years of hands-on experience with Java, JSF (PrimeFaces), EJB, and REST APIs.
● Strong expertise in Spring Boot (migration experience from legacy Java is a must).
● Experience with Payara/GlassFish server management and deployment.
● Proficient in Apache, Ansible, and shell scripting (deployer.sh).
● Solid knowledge of SQL Server (queries, stored procedures, optimization).
● Familiarity with XML processing, email integrations, and Maven builds.
● Experience in production deployments, server troubleshooting, and performance tuning.
● Ability to work independently and lead migration efforts.
Preferred Skills
● Knowledge of microservices architecture (helpful for modernization).
● Familiarity with cloud platforms (AWS/Azure) is a plus.
relentlessly improving performance, scalability, and maintainability.
● Sound knowledge and application of algorithms and data structures.
● Proficient in Java, Springboot and Mysql.
● Able to efficiently diagnose bugs and issues.
● Understanding of when to escalate questions/issues that arise during development.
● Work with other developers, QA, DevOps and business staff to efficiently launch features
and resolve issues.
● Actively participate in design and code reviews to build robust applications and prototypes.
● A willingness to dive deep, experiment rapidly and get things done.
● Provide input to how we can continually improve our development process and knowledge.
● Define and participate in establishing better engineering practices.
● Love being challenged by learning and experimenting with new technologies
● Experience with ElasticSearch, Cassandra, Redis, Kakfa, AWS is a plus.
● Prior experience in building microservices, have worked on architectures and designs
independently is a plus.
● Prior product building experience or from a startup background would be a plus.
We are seeking a highly skilled and experienced Senior Python Developer to join our team. As a Senior Python Developer, you will be responsible for developing and maintaining high-quality code for our software projects. You should have strong expertise in Python programming and extensive experience with microservices architecture. Your role will involve collaborating with cross-functional teams, implementing best practices, and ensuring the delivery of robust and scalable solutions.
Responsibilities:
- Develop, test, and maintain high-quality Python code for our software projects.
- Design and implement microservices architecture for scalable and efficient applications.
- Collaborate with cross-functional teams, including product managers, designers, and other developers, to understand requirements and deliver optimal solutions.
- Participate in code reviews to ensure adherence to coding standards and best practices.
- Identify and resolve technical challenges and performance issues.
- Optimize existing code and improve system performance.
- Contribute to architectural discussions and propose innovative solutions.
- Stay up-to-date with the latest trends and technologies in Python development and microservices.
Requirements:
- Bachelor's degree in Computer Science, Software Engineering, or a related field.
- 2+ years of professional experience as a Python developer, with a focus on building robust and scalable applications.
- Strong understanding of microservices architecture and experience working with related technologies (e.g., Docker, AWS, service discovery,Jenkins).
- Solid knowledge of Python frameworks (e.g. Django) and libraries commonly used in microservices development.
- Experience in developing RESTful APIs and working with third-party API integrations.
- Proficiency in database systems, such as MySQL or MongoDB.
- Familiarity with code versioning tools (e.g., Git) and CI/CD pipelines.
- Strong problem-solving skills and ability to handle complex technical challenges.
- Ability to write clean, maintainable, and testable code following best practices.
- Excellent communication and collaboration skills, with the ability to work effectively in a team environment.
Preferred Qualifications:
- Experience with cloud platforms (e.g., AWS).
- Knowledge of message queue systems (e.g., RabbitMQ, Kafka, SQS).
- Familiarity with tools (e.g., Airflow, ELK).
- Previous experience in mentoring and providing technical guidance to junior developers.
- Contributions to open-source projects or active participation in developer communities.
Responsibilities:
- Responsible for design and development of high end, robust, scalable products that disrupt the market
- Technically-intense role with primary focus on building cool products in a niche domain
- Evolution into Principal Software Engineers and Team leads and beyond based on one’s ability to demonstrate very strong technical expertise and project & people management skills.
- Reviewing code work for accuracy and functionality
- Analyzing code segments regularly.
Requirements:
Experience Range: 3+
Role: Software Engineer – final role will depend on candidate’s experience and credentials
Education: BE/B. Tech/MCA/M.Sc./MTech
Technology Stack: Java, Hibernate, spring, spring boot, Microservices, MySQL, reactJS, Elastic Search, AWS Infra
Job Description:
Excellent Java development skills using J2EE, J2SE, Servlets, JSP, JDBC, Java, Spring, Springboot, Hibernate, Microservices, Webservices, Extensive experience designing, developing RESTful APIs, coding experience with either Java/J2EE/Spring, Good SQL knowledge
Required experience in Core Java, Spring, Springboot, Hibernate, Microservices, rest services
Able to understand SDLC process, Extensive experience designing and, developing RESTful APIs, Extensive coding experience with either Java/J2EE/Spring
Qualification Any Graduate
Role Description: The Java (Spring Boot) Developer would need to have at least 5+ years of experience.
Requirements & Responsibilities:
- 5+ years of experience developing web applications using J2EE.
- 5+ years of experience in Spring Boot.
- Good knowledge of MicroServices.
- Experience working with tools like Git, Maven.
- Expertise developing enterprise-level web applications and RESTful APIs using MicroServices, with demonstrable production-scale experience.
- Working experience in Industry Standard protocols related API Security including OAuth is a must.
- Demonstrate strong design and programming skills using JSON, Web Services, XML, XSLT, PL/SQL in Unix and Windows environments.
- Strong background working with Linux/UNIX environments.
- Strong Shell scripting experience.
- Working knowledge with Oracle, DB2 or Mongo DB databases.
- Passion to stay on top of the latest happenings in the tech world and an attitude to discuss and bring those into play.
- Strong agile/scrum development experience
- Strong collaboration and communication skills within distributed project team
- Excellent written and verbal communication skills
About Hop:
We are a London, UK based FinTech startup with a subsidiary in India. Hop is working towards building the next generation digital banking platform for seamless and economical currency exchange, with technology at the crux of it. In a technology driven era, many financial services platforms still lack the customer experience and are cumbersome to use. Hop aims at building a ‘state of the art’ tech-centric, customer focused solution.
moneyHOP is India’s first cross-border neo-bank providing millennials the ability to ‘Send’ & ‘Spend’ conveniently and economically across the globe using HOPRemit (An online remittance portal) and HOP app + Card (A multi-currency bank account).
This position is a crucially important position in the firm and the person hired will have the liberty to drive the product and provide direction in line with business needs.
About Individual
Looking for an enthusiastic individual who is passionate about technology and has worked with either a start-up or a blue-chip firm in the past.
The candidate needs to be a multi-tasker, highly self-motivated, self-starter and have the ability to work in a high stress environment. He/she should be tech savvy and willing to embrace new technology comfortably.
Ideally, the candidate should have experience working with the technology stack in the scalable and high growth mobile application software.
General Skills
- 1-2 years of experience in backend development.
- Bachelor's degree in Computer Science, Information Science, or equivalent practical experience.
- Exposure to Behaviour Driven Development and experience in programming and testing.
- Excellent verbal and written communication skills.
- Good time management and organizational skills.
- Dependability
- Accountability and Ownership
- Right attitude and growth mindset
- Trust-worthiness
- Ability to embrace new technologies
- Ability to get work done
- Has good code reviewing skills for conformance.
- Has good software testing skills and good code writing skills.
Technical Skills
- Exposure with back-end programming languages with hands on JAVA, Node JS etc along with Spring framework.
- Database administration and management of a hosting environment such as AWS.
- Sound understanding of relational and non-relational DB systems such as MySQL, Post-gres, MongoDB etc.
- Has experience dealing with JIRA (issue tracking tools), Confluence (knowledge management) tools.
- Experience with building and maintaining microservices.
- Experience with building and integrating the core system with external APIS.
- Good to have: Domain knowledge in the BFSI tech stack.
- Has handled scalability and worked on backend security protocols.
- Has worked on both mobile and web development.
- Has experience and inclination to work on architectural design and review.
Day-to-Day Responsibilities
- Contribute in all phases of the software development life cycle.
- Partake in software and architectural development activities.
- Conduct software analysis, programming, unit-testing and debugging.
- Transforming requirements into functional modules.
- Recommend changes to improve established application processes.
- Work quickly with a clear bias towards actions and continuous development.
- Participate in regular code reviews of peers and be open to pairing when necessary.
Paytm is looking for hands-on technologists, who will be responsible for architecting & designing new age mobile & web 3.0 products at Paytm.
Key Responsibilities
- Incumbent will be architecting our futuristic mobile & web 3.0 products and choose the best technologies, components and subsystems on different server side tech.
- Driving innovations in the product constantly to remain ahead of the curve.
- Serve as a thought leader and mentor on technical, architectural, design and related issues.
- Proactively identify architectural weaknesses and recommend appropriate solutions.
- Balance short-term versus long-term actions, strategic versus tactical requirements, while continuing to move forward towards the strategic vision.
- Collaborate with cross functional teams to solve complex problems and building products spanning across multiple teams to deliver end-to-end products & features.
- Estimates efforts, identify risks, devises and meets project schedules.
- Provide functional, design, and code reviews in related areas of expertise with-in team and cross-team.
- Mentor / coach engineers to facilitate their development and provide technical leadership to them.
Skills required
- MS or BS/B.Tech in computer science or equivalent experience from top college.
- Strong software design/development experience in building massively large scale distributed internet systems and products.
- Should have experience leading small teams.
- Hands-on experience in Advance Java and frameworks, Multithreading, collections and MySQL/NoSQL, golang, etc.
- Excellent data structure & algorithm and problem solving skills.
- Experience and knowledge of open source tools & frameworks, broader cutting edge technologies around server side development.
- Should be an active contributor to developer communities like Stackoverflow, Topcoder, Github, Google Developer Groups (GDGs).
- Superior organization, communication, interpersonal and leadership skills.
- Must be a proven performer and team player that enjoy challenging assignments in a high-energy, fast growing and start-up workplace.
- Must be a self-starter who can work well with minimal guidance and in fluid environment.









