
Experience: 8-12 years
Location: Bangalore
Wissen Technology is now hiring for a Senior Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting.
Required Skills:
- Exp. - 8-12 years
- 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 client- facing applications.
- Good development experience with RDBMS.
- Good knowledge of multi-threading and high-performance server-side development.
- Basic working knowledge of Unix/Linux.
- Excellent problem solving and coding skills.
- Strong interpersonal, communication and analytical skills.
- Should have the ability to express their design ideas and thoughts.
About Us:
At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide.
Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality.
We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more.
Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Whether it’s AI/ML for unstructured data processing, cloud enablement, or data engineering, Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our proprietary Interview Ninja platform ensures we hire the best, building high-performing teams that deliver unmatched results.
Today, Wissen Technology has a global footprint with 2200+ employees across offices in the US, UK, UAE, India, and Australia. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.
Website : www.wissen.com

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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Location: Hyderabad
Work Mode: Hybrid (2 days WFO)
Experience Required: 4.5+ years
Notice Period: Immediate Joiners Preferred
Employment Type: Full-Time
Mandatory Requirements:
- 4.5+ years of experience in Java Development
- Hands-on experience with AWS in a production environment
- Must be available to join immediately
- Must be willing to work in Hybrid mode from Hyderabad
Technical Skill Requirements:
- Strong hands-on experience in Core Java, Spring Boot, and Microservices
- Solid understanding of OOP concepts, Multithreading, and REST APIs
- Practical knowledge and experience working with AWS services like EC2, Lambda, S3, RDS, SNS, etc.
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- Good knowledge of SQL and NoSQL databases
- Ability to write clean, efficient, and well-documented code
Key Responsibilities:
- Design, develop, and maintain scalable Java-based backend applications
- Implement and integrate AWS services to ensure scalability and reliability
- Collaborate with cross-functional teams including QA, DevOps, and Front-end developers
- Optimize application performance and troubleshoot issues in a timely manner
- Participate in code reviews, sprint planning, and team discussions
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Experience: 2 years - 4 years
providing 100% remote
We love solving hard problems together because the hardest challenges are often the most rewarding. You will have an opportunity to create products that will disrupt the industry. Providing customer delight is not just a phrase for us - It’s our mantra, Voice will always be heard - we encourage different points of view.
Do you aspire to be a tech ninja?
Do you have a passion for building products in India and changing the worldview that we are just about services?
We want people who go deep and understand the fundamentals
RESPONSIBILITIES:
- Development and maintenance of automatic regression tests suites used in the product delivery process
- Development and maintenance of testing frameworks supporting the automatic regression testing
- Management and tracking of automatic regression test suite execution
- You will own some or all of a product/feature. You will also mentor others, read and review code, maintain code, deploy code, and tune the performance of systems.
SKILLS AND ABILITIES:
- We’re looking for 2 - 4 years of experience. However, the number is irrelevant if you have the necessary skills.
- Strong proficiency in Java, J2EE, JDBC, Spring MVC & Boot, Hibernate, PL/SQL, HTML, CSS, JavaScript and JQuery, Ajax
- Good exposure to RESTful API concept and JSON
- Experience with cloud-based technologies such as AWS.
- Proficient understanding of development tools such as SVN, GIT
- Good communication skills with proficiency in English (Oral and Writing) / banking knowledge.
Plus Points:
- Product experience
- Startup experience
- Technologies that are Self-taught
- Contributed to stock exchange etc
- Open source contributions
- Any of your work in public that we can see
•Hands on experience in Object oriented programming
•Hands on experience in Java, SpringBoot (min 2 years) or kafka or Cassandra or MongoDB
•Experience with developing/enhancing applications connecting to different Databases : Oracle/MySQL/Cassandra/MongoDB
•Strong knowledge of common Data structures and algorithms and when to use them.
•Experience in Xpath or XML or REST or JSON or protobuff
• Experience with software version control (such as git)
•Experience in working in an agile environment such as Scrum.
Preferable:
•Experience in public cloud PaaS (AWS, GCP, Azure)
•Real time stream data handling (Kafka, Kinesis
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- Collaborate with cross-functional teams to ensure project milestones are achieved
- Conduct code reviews, provide technical guidance, and ensure code quality and best practices
Requirements:
- Minimum 4 years of experience in Java development
- Strong knowledge of Java frameworks and technologies (Spring, Hibernate, etc.)
- Experience in leading and mentoring a team of developers
- Excellent problem-solving and analytical skills
- Good understanding of software development methodologies and processes
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