
Switch Developer/ Integration/ Java Developer
· Strong knowledge of core java & spring boot
· Hands-on experience on payment switch integration
· Good knowledge of ISO8583 and EMV Data.
· Hands-on experience on any database like MySQL, oracle...etc.
· Should be strong in creating/ defining Swagger specs for REST APIs, understand REST principles, Guidelines.
· In depth knowledge of Card Scheme Specifications (VISA, MasterCard, Rupay and AMEX), Card
· Well versed with payment standards and ISO8583 and EMV data (mandatory),
· Hands on experience with Switch payment integration
· Resolve technical issues for designers and developers during project lifecycle
· Excellent problem solving/troubleshooting skills on Java/J2EE technologies
· Result oriented and a versatile engineer who is expert in providing solutions, creating architecture and designs.
· Excellent communication (written and verbal) and interpersonal skills
Payment card industry preferred

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Radisys Corporation, a global leader in open telecom solutions, enables service providers to drive disruption with new open architecture business models. Our innovative technology solutions leverage open reference architectures and standards, combined with open software and hardware, to power business transformation for the telecom industry. Our services organization delivers systems integration expertise necessary to solve complex deployment challenges for communications and content providers.
Job Overview :
We are looking for a Lead Engineer - Java with a strong background in Java development and hands-on experience with J2EE, Springboot, Kubernetes, Microservices, NoSQL, and SQL. As a Lead Engineer, you will be responsible for designing and developing high-quality software solutions and ensuring the successful delivery of projects. role with 7 to 10 years of experience, based in Bangalore, Karnataka, India. This position is a full-time role with excellent growth opportunities.
Qualifications and Skills :
- Bachelor's or master's degree in Computer Science or a related field
- Strong knowledge of Core Java, J2EE, and Springboot frameworks
- Hands-on experience with Kubernetes and microservices architecture
- Experience with NoSQL and SQL databases
- Proficient in troubleshooting and debugging complex system issues
- Experience in Enterprise Applications
- Excellent communication and leadership skills
- Ability to work in a fast-paced and collaborative environment
- Strong problem-solving and analytical skills
Roles and Responsibilities :
- Work closely with product management and cross-functional teams to define requirements and deliverables
- Design scalable and high-performance applications using Java, J2EE, and Springboot
- Develop and maintain microservices using Kubernetes and containerization
- Design and implement data models using NoSQL and SQL databases
- Ensure the quality and performance of software through code reviews and testing
- Collaborate with stakeholders to identify and resolve technical issues
- Stay up-to-date with the latest industry trends and technologies
Key Responsibility Areas: |
· Design, build and deliver Enterprise software solutions. · Write code with standards and conventions and follow best practices. · Encourage and lead innovation and solid lifecycle processes. · Collaborate with development teams on work definition, estimation and prioritization · Lead and grow as a professional software engineer. · Full ownership of product deliveries and mentoring junior team members. · Preparing curriculum to train junior developers for Java Web Development · Strong client interactions to provide excellent Quality of Service. · Owning the code base and making sure all code is reviewed and is of very high quality. · Write and modify coding conventions and standards documents for all development |
Required Skills: |
Technologies/Frameworks – · Core Java, J2EE, · Spring Core and Spring MVC, Sprint Boot, Spring Security, · JDBC, Hibernate, RESTful APIs, SOAP WebServices · Knowledge of JavaScript, JQuery, AJAX, HTML5, and CSS3, Angular is added advantage · Junit or Mockito frameworks · Maven, Git · Knowledge Data Structures, · SQL, MySQL · Designing relational database schemas · Basics of AWS, Cloud, Microservices
· BFSI, FinTech |
Qualification |
B.E., B.Tech. from reputed institutes with good academic record |
Job Description:
Minimum 3+ years of experience
Java, OOPS, Data structure, Design Patterns, Multithreading, Spring, Hibernate, Java Script based technology, knowledge of J2EE, PL - SQL..
Core Java Topics including Language Features, Architecture.
OOP Concepts in depth with real time scenarios
Understandings of special Keywords and their applicability as well as advantages and
disadvantages - Like static, final, this, super etc. static should be in depth
Singleton class, Serialization, Cloning, Anonymous Inner class concepts.
In depth concept of Dynamic and static polymorphism & Multiple Inheritance issue/ resolve.
Concepts on String, Exception Handling, Array etc.
Java SE 8 and 9 Features: Functional Inheritance, Lambda Expression, default and static method
etc.
Collection Classes in detail along with the internal data structure and working principle.
Multithreading concept. Concept on ConcurrentHashMap etc.
Analysis of Algorithm - Time Complexity – Big O Calculation
Code Optimizing techniques, Different Algorithm designs and strategies.
Design patterns in Java
Different Sorting & Searching Algo with their Time complexity analysis
Problem solving using Hackerrank or similar sites, with focus on Arrays, Linked Lists, Hash Maps,
Trees, Balanced Trees, Stacks, Queues, Strings , Big Number , Data Structures, Object Oriented
Programming
Exception Handling – Advanced, Sorting, Search, Recursion, Graph Theory.
Note: Core Java + PL/SQL (Unix will be add on)
- 5+ years of software development experience in Java 8+ and Microservices.
- Experience in developing micro services. Experience in developing High Cohesion & Loosely Coupled Micro Services.
- Experienced in skills of requirement, analysis, design, develop, Java, springboot, microservices, rest api, AWS, lambda, EC2, Jenkins, design pattern, spring security, splunk, auth, docker, SOLID
- Hands on experience on Microservices Architecture.
- Should have excellent acumen in Data Structures, algorithms, problem-solving and Logical/Analytical skills. Thorough understanding of OOPS concepts, Design principles and implementation of different type of Design patterns.
- Experience with Multithreading, Concurrent Package and Concurrent APIs
- Basic understanding of Java Memory Management (JMM) including garbage collections concepts.
- Experience in RDBMS or NO SQL databases and writing SQL queries (Joins, group by, aggregate functions, etc.)
- Hands-on experience with Message Broker like Kafka/Rabbitmq or other. Hands-on experience in creating RESTful webservices and consuming web services. Hands-on experience with spring Cloud/Spring Boot.
- Hands-on experience with any of the logging frameworks (SLF4J/LogBack/Log4j)
- Experience of writing Junit test cases using Mockito / Powermock frameworks. Should have practical experience with Maven/Gradle and knowledge of version control systems like Git/SVN etc.
- Hands on experience on Cloud deployment/development like AWS/Azure/GCP.
- Good communication skills and ability to work with global teams to define and deliver on projects. Sound understanding/experience in software development process, test-driven development.
Benefits of Working Here:
- Gender Neutral /Diversified Culture
- 51 Leaves annually
- Insurance covered for family
- Incentives, Bonus
- Permanent WFH Option
- Generous parental leave and new parent transition program
- Flexible work arrangements
Job Location: New Delhi
What you’ll do:
- Contribute to all phases of the Software development lifecycle
- Write well-designed testable, efficient code and complex code with Data Structure & Algorithms.
- Ensure designs are in compliance with specifications on Java and RestAPI.
- Prepare and produce releases of software component
- Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review
- A Developer whose job includes writing complex code, testing, and fixing bugs.
- Maintain, design the database and organize collected information.
- A specialized programmer who focuses on multiple types of development.
What you’ll bring:
- 2 year to 5 years of proven hands-on Software Development experience.
- Strong experience in Java programming
- Expertise Knowledge of Data structures and Algorithms
- Proven working experience in a product-based organization (preferred)
- Understanding with Java frameworks Spring boot, Microservices and ORM frameworks.
- Must have the experience to design and build scalable REST APIs.
- Object-oriented analysis and design using common design patterns.
Amplify looking for a Junior-Mid Java Developer for its backend platform development, responsible for developing of
micro services using Spring Boot, RESTful Services, Cloud and Container based solutions. Working closely with the
members of the UK team as well as the technical lead, the Senior Java Developer role at Amplify will be responsible for
development of the Amplify Backend platform while maintaining high-quality, robust, performance software which
meets the needs of our business and clients.
Key Areas of Responsibilities
• Functional features development of Amplify backend RESTful web services using Spring Boot.
• Ensuring coding standard, micro service system architecture is well-maintained as per standards and core
principles of business.
• Working closely with remote Product, BA and Technical teams to ensure product requirements are met.
• Working closely with members of the team to complete the tasks on time and high quality.
• Keeping current with new technologies and making recommendations to the team while maintaining and
enhancing existing product code base.
• Working with members of the QA, DevOps and delivery teams to ensure products are tested, installed and
maintained to a high standard.
• Maintaining high quality coding standards within the team and support team in code and design reviews.
• Working closely with Technical Lead to ensure dev tasks completed on-time.
• Responsible for building TDD documents, UML and functional specification documents.
Key Requirements
• At least 2+ years’ commercial experience in Java based technologies and RESTful web services. Solid Hands-on
experience of Java/J2EE and Spring Boot or Spring Framework.
• Experience in Java, its core libraries and any of open source frameworks such as Spring Boot, Spring
Integration as well as Gradle, Maven etc.
• Experience of RDBMS and SQL Knowledge as well as NoSQL databases (Highly Desirable).
• Demonstrable knowledge of at least one of software development methodology (Agile Kanban/Scrum, Agile
SAFe) and structured approaches to development. Capable of working to strict deadlines.
• Experience in working with Spring framework and cloud-based technologies like AWS. Always open to adopt
to new technologies, techniques and standards.
• Understands DevOps culture and develop software with CI/CD pipeline in-mind.
• Self-motivated, pro-active and working with the other team members in taking up initiatives appropriate to
the business and the team.
Job Title: Java Developer
Department: Technology and Research
Location: Mohali, Punjab
Reports to: Technical Lead
Context
Sampana Digital (SDPL) (http://www.sampanadigital.com">www.sampanadigital.com) is a digital technology company that provides end-to-end product engineering and digital transformation services. Our engineering services includes web & mobile application development, user experience design, cloud, testing and infrastructure managed services to transform businesses digitally. We also enable enterprises with contextual and personalized two-way multi-channel mobile communications, including SMS, voice, email and PWA technology.
We believe in small teams of smart, committed, and diverse individuals coming together and form a breakthrough insight. We are a team of passionate professionals to craft an unbeatable culture and services.
Come and join us!
Role Description
The successful candidate will be a pro-active problem solver, quick learner and will provide technical leadership and solution ownership. This candidate should have a passion for technology and should be looked at as a “technical guru” who champions their design, coding and implementation strengths and prides themselves on their development expertise. The successful candidate will join a team that develops and integrates enterprise e-commence and e-transaction systems for a diverse client base.
Job Responsibilities
- The successful applicant will be responsible for the technical delivery of all development assignments allocated to him in a timely fashion, while meeting rigorous quality targets.
- FSLC (Full Systems Life Cycle) programming in Java of scalable, maintainable, and well documented solutions based on Java
- Unit testing of code - Working with very large and complex SQL databases
- Troubleshooting through resolution of technical issues and system errors
- Performing testing, documentation, and mentoring/grooming/coaching less technical staff where applicable
- Work with Architects, Project Managers, and other Developers to estimate the level of effort necessary to implement assigned work packages.
- Write efficient, clean, tested code that follows high standards and quality requirements
Skills
Specific skillset required
- 1-2 years of enterprise application development experience with at least 1 year experience with Java/J2EE Technologies.
- Proficient in Java 8, with a good knowledge of java ecosystems
- Proven working experience in SQL and Database programming (MySQL, etc.)
- Development experience in Restful Web Services using Spring Framework
- Development experience using any ORM (JPA/Hibernate)
Good to have:
- Have knowledge of design pattern, which includes java, j2ee design pattern.
- Web development experience using HTML5, CSS and AJAX/JQuery and Angular preferred.
- Demonstrable working knowledge of CI/Build tools like Maven, Ant and Jenkins
- Proficient understanding of code versioning tools, such as Git/Bitbucket.
- Familiarity with mainstream application servers like Apache Tomcat, WebSphere 8.0.
- Have working knowledge of LINUX commands and scripting.
- Experience developing and deploying solutions/applications across various environments (on premises and cloud (AWS ,Azure, Alibaba, GCP etc.)
Exp :5-7 Yrs
Skills : Java, Spring, Hibernate
5years of hands-on experience in software development/product development
Hands-on experience in designing and developing of Java-based products using Spring MVC, Hibernate technology
Must have handled projects in Core Java/ J2EE / JSP, Servlets, JavaScript/JQuery, Json, CSS, AJAX & Spring, Hibernate frameworks






