
We are seeking a skilled and experienced Senior Backend Engineer proficient in Java to join our dynamic team. The ideal candidate will have 4-7 years of hands-on experience in Java development, particularly in building robust backend systems and microservices architecture. As a Senior Backend Engineer, you will collaborate with cross-functional teams to design, develop, and deploy scalable and efficient backend solutions to support our products and services.
Responsibilities:
- Design, develop, and maintain high-performance backend systems and microservices using Java.
- Collaborate with product managers, frontend engineers, and other stakeholders to understand requirements and translate them into technical specifications.
- Implement best practices in software development, including code reviews, testing, and documentation.
- Optimize and refactor existing codebase for improved performance, scalability, and maintainability.
- Troubleshoot and debug issues in production environments and provide timely resolutions.
- Stay updated with industry trends and emerging technologies to propose innovative solutions and improvements.
- Mentor junior engineers and contribute to their professional growth and development.
- Participate in agile ceremonies such as sprint planning, stand-ups, and retrospectives.
Requirements:
- Bachelor's degree in Computer Science, Engineering, or a related field.
- 4-7 years of professional experience in backend development with a focus on Java.
- Strong proficiency in Java programming language and its ecosystem.
- Experience with building scalable and distributed systems using microservices architecture.
- Proficiency in Spring Framework (Spring Boot, Spring MVC, Spring Data, etc.).
- Solid understanding of relational and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).
- Experience with RESTful API design and implementation.
- Familiarity with cloud platforms such as AWS, Azure, or Google Cloud Platform.
- Knowledge of containerization and orchestration tools like Docker and Kubernetes is a plus.
- Excellent problem-solving skills and attention to detail.
- Strong communication and collaboration skills.
- Ability to work independently and in a team-oriented environment.
- Experience with Agile/Scrum methodologies.
Preferred Qualifications:
- Master's degree in Computer Science or a related field.
- Experience with DevOps practices and CI/CD pipelines.
- Knowledge of reactive programming frameworks like Akka or Vert.x.
- Familiarity with message broker systems such as Kafka or RabbitMQ.
- Contributions to open-source projects or active participation in the developer community.

About FOI Systems
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Wissen Technology is hiring for Java Tech lead
Required:
- 8-10 years of industrial experience
- Java and related frameworks.
- Experience in Core Java 1.8 and above, Data Structures, OOPS, Multithreading, Microservices, Spring and Swift Payments
- Exposure on Fintech domain is mandatory
- Should have the ability to analyse, design, develop and test complex, low-latency client-facing applications.
- Good development experience with RDBMS
- Good knowledge of multi-threading and high volume server side development
- Excellent problem solving and coding skills in Java
- Strong interpersonal, communication and analytical skills.
Company Profile:
Company Name : Wissen Technology
Group of companies in India : Wissen Technology & Wissen Infotech
Work Location - Bangalore
Website : www.wissen.com
Wissen Thought leadership : https://www.wissen.com/articles/
LinkedIn: https://www.linkedin.com/company/wissen-technology
- To perform requirement analysis and oversee the implementation of architectures of project scope
- To provide customized reusable solutions of project, program or operational scope
- To develop high-quality and detailed designs
- To conduct unit testing using automated unit test frameworks and identify and address possible risk by conducting mitigation action planning
- Conducting configuration of your own work or from the team and assess the technical impact of multiple technologies/strategies
- Reviewing the work of other developers with feedback for improvement (if applicable)
- Using coding standards and best practices to ensure quality deliverables
- Contribute as a team member to an operational, integration or application architecture requirements, design, implementation, or on-going operations deliverables
Additional Responsibilities: • Knowledge of more than one technology • Basics of Architecture and Design fundamentals • Knowledge of Testing tools • Knowledge of agile methodologies • Understanding of Project life cycle activities on development and maintenance projects • Understanding of one or more Estimation methodologies, Knowledge of Quality processes • Basics of business domain to understand the business requirements • Analytical abilities, Strong Technical Skills, Good communication skills • Good understanding of the technology and domain • Ability to demonstrate a sound understanding of software quality assurance principles, SOLID design principles and modelling methods • Awareness of latest technologies and trends • Excellent problem solving, analytical and debugging skills Technical and Professional Requirements: • Primary skills: Java • Desirables: Java->Microservices, Java->Springboot Preferred Skills: Java Generic Skills: Java->Microservices Java->Springboot Educational Requirements Bachelor of Engineering Service Line Application Development and Maintenance * Location of posting is subject to business requirements.
Profile: Java developer (2-4 years) - Noida
MUST Have: Core Java, data structure
NP: Immediate to 30 Days
Salary : Upto 9 LPA
MUST Haves: Java 1.8, Core Java, Data structure
Requirements:
- Java 1.8 version with Collections, Multithreading working knowledge –(Mandatory)
- Data Structures, BPM-Alfresco & Groovy

Experience required
-
Strong hands-on experience in Core Java, JSP, Spring , Struts and Web Services (SOAP and REST)
-
Should have good understanding Object Oriented Design , Domain Driven Design , Database (Oracle,DB2), ORM framework like Hibernate and JavaScript framework
-
Should have awareness on OWASP security vulnerabilities. Knowledge on Security tools like Fortify Checkmarx CAST SonarQube etc will be value added
-
Good understanding on DevOps concept (preferably working experience on Teamcity or Jenkins or Docker)
-
Ability to quickly troubleshooting and diagnosis of the application issues.
-
Provide support delivery and cross functional teams
-
Strong in reviewing technical design
-
Excellent communication skills
-
Excellent customer handling skills
-
Experience in OO, DI, IoC design patterns
-
Recommend changes on project design concepts to improve efficiency.
-
Develop design specifications, installation instructions and other system-related information.
-
Verify stability, interoperability, portability, security and scalability of java system architecture.
-
Evaluate current or emerging technologies to consider monetary factors of java program.
-
Knowledge of Enterprise message bus
Immedite joining/Notice period upto 30 days
WFH till the end of Pendimic
Gurgaon Location
Roles & Responsibilities:
● Invent, design and build software that is stable and performant
● Primary role will be quality and timely delivery of the application/ feature/ module your team
will be working on
● Adopt and execute good design philosophy and code writing practices
● Ensure the code goes through rigorous tests and quality checks before deployment
● Work with other software engineers and database engineers to set excellent development
practices and deliver innovative changes in new and existing products
● Be hands-on technical, thus, leading by example using web, mobile and database
technologies
● Work on project ideas with customers, stakeholders and peers
● Be actively involved in code review process, design discussions, team planning
Minimum Qualifications:
● Bachelor's degree in Computer Science, Software Engineering, or a related technical
discipline
● 5-7 Years of Experience
● Expertise in software design and development
● Proficiency with at least one Object Oriented language (e.g. Java)
● Have knowledge about Computer Science fundamentals in object-oriented design, data
structures, algorithm design, problem-solving, and complexity analysis
● A strong track record of project delivery for large, cross-functional projects
● Experience with building high-performance, highly available and scalable distributed systems
● Experience with API Design, ability to architect and implement an intuitive customer and
third-party integration story
● Ability to think and analyse both breadthwise (client, server, DB, control flow) and depth-wise
(threads, sessions, space-time complexity) while designing and implementing services
Job Responsibilities:
- Developing and installing software solutions.
- Designing, implementing and delivering high quality Software project in JAVA, SQL / Oracle, J2EE and other JAVA technologies.
- Participate in detailed level in design, coding, code walk through, peer code reviews and unit testing, System Testing, UAT, Demos, POCs, installation, maintenance of Software modules.
- Software prototype.
- System Architecture.
- Software Design Document.
- User interfaces to be developed as per UX guidelines Code files ensuring coding guidelines followed.
- Code review artefacts during peer code review.
- Test plan and Test Cases.
- Installation / Deployment document Release Document.
- Technical Documentation.

