
About Wissen Technology
Wissen Technology, established in 2015 and part of the Wissen Group (founded in 2000), is a specialized technology consulting company. We pride ourselves on delivering high-quality solutions for global organizations across Banking & Finance, Telecom, and Healthcare domains.
For more details:
Website: www.wissen.com
Wissen Thought leadership : https://www.wissen.com/articles/
LinkedIn: Wissen Technology
Role: Java Backend Developer with AWS
Key Responsibilities
● Design & Development: Build robust, scalable, and maintainable backend services using Java 17+ and the Spring Boot ecosystem.
● API Design: Develop and document RESTful for consumption by web and mobile frontends.
● Database Management: Optimize complex queries and design schemas for relational (PostgreSQL, MySQL) and/or NoSQL (MongoDB, DynamoDB) databases.
● Microservices Architecture: Contribute to the migration or maintenance of microservices, ensuring high availability and low latency.
● Code Quality: Perform thorough code reviews and write comprehensive unit, integration, and functional tests (JUnit, Mockito).
● Cloud & DevOps: Deploy and manage applications in AWS using Docker and Kubernetes.
● Collaboration: Work closely with Frontend Developers, Product Managers to translate business requirements into technical specifications.
Required Technical Skills
● Java Mastery: Deep understanding of Core Java, Multithreading, and Stream API.
● Frameworks: Extensive experience with Spring Boot, Spring Security, and Spring Data JPA/Hibernate.
● Cloud Experience: Proficiency with cloud-native services (e.g., AWS Lambda, S3, RDS, or SQS).
● Messaging: Experience with message brokers like Apache Kafka for asynchronous processing.
● CI/CD: Hands-on experience with Jenkins, GitLab CI, or GitHub Actions.
● Version Control: Expert-level knowledge of Git and branching strategies.
Qualifications & Soft Skills
● Experience: 5+ years of professional experience in backend development.
● Problem Solving: Ability to debug complex production issues and performance bottlenecks.
● Communication: Excellent verbal and written communication skills—vital for a remote/hybrid contractor setup.
● Adaptability: Proven ability to quickly learn new codebases and business domains.

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
Connect with the team
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Are you a high-performing, collaborative, results oriented and technologically savvy person who is keen on sales in the digital industry? Then this highly visible role is for you!
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Job Description
Who are we looking for?
A senior level Java-J2EEE lead to manage a critical project for one of the biggest clients in banking domain. The Individual should be passionate about technology, experienced in developing and managing cutting edge technology applications.
We are looking for people from the trading background
Technical Skills:
- An excellent tech Lead or application architect with strong experience in monolithic Java legacy applications, modern cloud-native
- Strong hands-on experience in Spring, Core Java specifically on multi-threading, concurrency, memory management process, and fair understanding on network communication & protocols.
- experience working in software development on low-latency and high performing systems
- Experienced to guide & mentor the offshore team members, validating application deliverables on regular basis
- Ability to work in a collaborative manner with peers across different time zones.
- Passionate about good design and code quality and have strong engineering practices
- Experience working on GCP will be preferred.
Process Skills:
- Experience in analyzing requirements and develop software as per project defined software process
- Develop and review design, code
- Develop and document architecture framework, technical standards, and application roadmap
- Guide development teams to comply with the architecture and development standards and ensure quality application is designed, developed, and delivered
- Must have excellent communication skills.
Behavioral Skills:
- Resolve technical issues of projects and Explore alternate designs
- Effectively collaborates and communicates with the stakeholders and ensure client satisfaction
- Mentor, Train and coach members of project groups to ensure effective knowledge management activity.
Certification:
- Ultimate sun Java and GCP Certified
Your Role
We at Innovaccer are looking for Software Development Engineer-II (Backend) to build the most amazing product experience. You’ll get to work with other engineers to build delightful feature experience to understand and solve our customer’s pain points.
A Day in the Life
- Building efficient and reusable applications and abstractions.
- Identify and communicate back-end best practices.
- Participate in the project life-cycle from pitch/prototyping through definition and design to build, integration, QA and delivery
- Analyse and improve the performance, scalability, stability, and security of the product
- Improve engineering standards, tooling, and processes
What You Need
- 3+ years of experience with a start-up mentality and high willingness to learn
- Solid knowledge of Python and experience with any web framework (Django, etc)
- Aggressive problem diagnosis and creative problem-solving skill
- Experience in Web Services and REST.
- Experience in RDBMS & NoSQL database.
- Experience in Solution Architecture.
- Proven experience with Git.
- Knowledge of high-level JavaScript concepts like asynchronous programming, closures, promises, data-binding, async-await, etc.
- Bachelor's degree in Computer Science/Software Engineering.
Preferred Skills
- Expert in Python and Django Code Reviews
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- JIRA Administration
What We Offer
- Industry-focused Certifications: We want you to be a subject matter expert in what you do. So, whether it’s our product or our domain, you will dive straight in and be certified by the best in the world.
- Quarterly Rewards and Recognition Programs: We foster learning and encourage people to take moonshots. When you achieve your goals, we recognize and reward your hard work.
- Health Benefits: We cover health insurance for you and your loved ones.
- Sabbatical Policy: We encourage people to take time off and rejuvenate, upskill and pursue their interests so that they can generate new ideas for innovating at Innovaccer.
- Pet-friendly office and open floor plan. No mundane cubicles.
Skills Needed: Java,Spring,Springboot,Microservices
Should have hands-on experience with Java
Should have hands-on experience with technologies like spring & springboot
Should have hands-on experience with Microservices Architecture
Experience:2 Yrs to 5 Yrs
Notice Period: Immediate to 10 Days(Max)
Location: Bangalore
Work from Home till Pandemic End
Responsibilities
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Requirements
- Must have design, development, testing, deployment of systems capable of handling massive amounts of requests with high reliability and scalability
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Desired Skills and Experience
Algorithms, debugging, performance optimization on low-end processors, data structures, REST, service-oriented architecture.
o Minimum 8 years of overall experience in software development.
o Experience as a Lead developer .
o Experience with AWS,Architecture, Node js.
- You will be responsible for design, development and testing of Products
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- Some of the technologies you will be working on: Core Java, Solr, Hadoop, Spark, Elastic search, Clustering, Text Mining, NLP, Mahout and Lucene etc.









