
⚠️ Important Note (Please Read Before Applying):
- Only candidates with 5–8 years of relevant experience should apply.
- Freshers or candidates with less than 5 years of experience – please do not apply.
- Only immediate joiners or candidates currently serving notice will be considered.
Job Title: Java Developer (5–8 Years)
Location: Bangalore (Hybrid Mode)
Experience: 5 to 8 years
Joining: Immediate / Notice Serving Only
About the Role:
We are looking for passionate and highly skilled Java Developers to join our dynamic team in Bangalore. The ideal candidate will have strong expertise in Java, Spring Boot, Collections, Multithreading, and Data Structures & Algorithms (DSA), with proven problem-solving abilities.
Key Responsibilities:
- Design, develop, and maintain high-performance, scalable, and secure applications.
- Work with Spring Boot and related frameworks to build microservices-based solutions.
- Optimize code using Collections & Multithreading concepts for performance and reliability.
- Apply strong DSA and problem-solving skills to deliver efficient solutions.
- Collaborate with cross-functional teams to ensure timely delivery of high-quality software.
- Troubleshoot, debug, and resolve production issues efficiently.
Required Skills & Experience:
- 5–8 years of hands-on experience in Core Java and Spring Boot.
- Strong expertise in Collections, Multithreading, and Concurrency.
- Solid understanding of DSA, Algorithms, and System Design fundamentals.
- Experience in developing REST APIs and Microservices.
- Proficiency in writing clean, maintainable, and efficient code
- .Strong analytical and problem-solving skills.
Why Join Us?
- Opportunity to work on cutting-edge projects with modern architectures.
- Hybrid work setup in Bangalore.
- Fast-paced and growth-driven environment.

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: Pune, Mumbai, Bangalore
Experience Required: 4 Years
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We are looking for experienced IAC Engineers with a strong background in Akamai, Data Structures & Algorithms (DSA), Java, and DevSecOps. The ideal candidate should have hands-on development experience, be proficient in writing Infrastructure as Code using Terraform, and demonstrate strong problem-solving skills.
Core Skills:
- Akamai – Strong experience in CDN, caching, and performance optimization.
- Data Structures & Algorithms (DSA) – Strong problem-solving and coding abilities.
- Java – Solid programming background and experience in development.
- DevSecOps – Understanding of integrating security in CI/CD pipelines and infrastructure.
Good to Have:
- WAF (Web Application Firewall) – Knowledge of WAF is a plus, though not mandatory.
Additional Skills:
- Experience with SRE (Site Reliability Engineering) practices is beneficial.
- Strong hands-on with Terraform for managing cloud infrastructure.
We're looking for a high-energy Java engineer to design and implement scalable microservices using Spring Boot. You'll collaborate across teams to deliver clean, efficient, and high-performance backend services.
🛠️ Key Responsibilities
- Design, develop, and maintain RESTful services and microservices using Spring Boot
- Utilize OOP, Java Collections, Exception Handling, and method overloading/overriding in modern coding practices
- Build and optimize multithreaded systems (Threads, synchronization, wait(), notify(), yield()) for performance and scalability
- Write unit and integration tests (JUnit, Mockito, Spring Test) to ensure code quality
- Collaborate with cross-functional teams (QA, DevOps, Product) through code reviews and feature planning
- Diagnose and resolve performance bottlenecksJVM tuning, SQL/caching optimizations
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🎯 Required Skills & Experience
- Strong Java fundamentals: OOP, Collections, Generics, Exception Handling
- Concurrency mastery: multithreading, synchronization primitives (wait(), notify(), yield())
- Spring Boot: solid experience building, testing, deploying REST APIs
- Microservices: design, inter-service communication, stateless service patterns
- Testing frameworks: JUnit, Mockito, Spring Test
- Performance tuning: profiling, optimization with JVM settings and database queries
- Tools & practices: Git, Maven/Gradle, CI/CD pipelines, Docker/Kubernetes (plus)
- Soft skills: strong problem-solving, collaboration, and effective communication
Exp. - must be 8-12 yrs
Location - Bangalore/Mumbai
• Experience in Core Java 5.0 and above, CXF, Spring.
• Extensive experience in developing enterprise-scale n-tier applications for financial domain. 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 Experience into Microservices , Data structures , Oops , Algorithms, multithreading etc
• Good development experience with RDBMS, preferably Sybase database.
• Good knowledge of multi-threading and high-volume server-side development.
• Experience in sales and trading platforms in investment banking/capital markets.
• Basic working knowledge of Unix/Linux.
• Experience into High /Low level designing.
• Excellent problem solving and coding skills in Java.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.
Purpose
To design, develop, test, and maintain integrated software applications, systems, and platforms
Responsible for ensuring that the software created is reliable, scalable, and secure
The candidate should use his/her expertise to maintain enterprise wide upstream and downstream integration
solutions that help organizations achieve their business goals and provide value to end-users
Key Accountabilities
Responsibilities will include but will not be restricted to:
Designing and developing solutions at middleware and integration layer
Ensure the best standards are followed for integrating with multiple upstream and downstream
applications
Documenting and Developing APIs which are fault tolerant, performance oriented and allow for publishing
across multiple sources
Ensure management of the interfaces on the WSO2 EI platform
Ensure continuous monitoring, troubleshooting, and debugging
Ensuring that the integrations development is part of the overall CI/CD pipeline
Working with stakeholders to ensure that integration solutions meet business requirements and are
delivered on time
Technical Requirements
A Bachelor’s degree in Computer science, software engineering, or any other equivalent field
Has 6+ years of experience in the field of software engineering or software development
Experience with WSO2 middleware technologies like WSO2 Enterprise Integrator (EI), WSO2 API Manager,
and WSO2 Identity Server
Experience in developing multiple type interfaces such as SOAP, REST, WebHooks, GraphQL and having
knowledge of working on changing one type to other
Software development skills including proficiency in a modern programming language such as
Java/C++/Python/Golang.
The ideal candidate should have worked on application development within an enterprise ecosystem.
The person should also have the necessary knowledge to connect to systems like mail, DB, external
systems, or APIs etc.
Ideally the person should have demonstrated creating common interfaces or adapters for interactions
between heterogeneous systems with least amount of code change or no code change at all on both the
integrating systems.
The person needs to be hands on and should be able to write code and review the code of teammates.
Desired Personal Qualities and Behavior
Excellent relationship management skills with the ability to engage, negotiate and manage key
stakeholders and suppliers.
Excellent communication, interpersonal and influencing skills.
Kapture CRM is an enterprise-focused Service automation SaaS platform. We help 500+ enterprises in 14 countries to manage their customer service in a more intelligent, contextual way.
Roles & Responsibilities :
* Proven experience in Java8, Spring Boot, Microservices/API
* Strong experience with Kafka, Kubernetes
* Strong experience in using RDBMS (Mysql) and NoSQL.
* Experience in working in Eclipse / Maven environments.
* Hands-on experience in Unix / Shell scripting.
* Hands-on experience in fine-tuning application response/performance testing.
* Experience in Web Services.
* Strong analysis & problem-solving skills
* Strong communication skills - both verbal and written
* Ability to work independently with limited supervision
* Proven ability to use own initiative to resolve issues
* Full ownership of projects/tasks
* Ability and willingness to work under pressure, on multiple concurrent tasks, and to deliver to agreed deadlines
* Eagerness to learn
* Strong team-working skills
About the company:
Company is building the platform to drive global careers for millennials from emerging
economies. Leap work at the exciting intersection of the 2 hottest trends around - edtech & fintech!
And we love that we succeed as a business while powering the dreams of talented students! They create modern financial products and services that help Indian students pursue a global career. From choosing the right university and the best financing option to lining up job interviews and introductions, Leap Finance invests heavily in your success.
Summary :
Leap is building the core engineering team and looking for an Android developer who can
take ownership and deliver independently.
The best candidates will check all OR many of these boxes :
● 3-6 years of experience in an engineering role
● Essential skills required are Java, Springboot, MySQL, PostgreSQL & Kotlin Backend
Technologies.
● Good to have experience in Node.js, Nest.js
● Experience with an early-stage start-up
Why is this a great opportunity for the right candidate :
● Experienced founding team
● Right to win - The founding team knows the business & its secrets inside out. We are
starting with a significant head start and a precise plan of action
● Barriers to entry - This is a specialized play with natural barriers to entry, allowing for
significant value creation for all equity holders
● Backed by marquee global investors
● Exposure to all aspects of company building - exposure to investors, fund-raising,
decision making, building the team & culture
● All of the above perks of joining a high potential company very early, along with a
competitive market salary.
- Bachelor’s degree in computer science, engineering, or a related field.
- At-least more than 1+ Years of Experience in a similar role would be desired.
- Excellent technical, diagnostic, and troubleshooting skills.
- Strong leadership skills to drive good coding and design practices across multiple engineering teams
- Willingness to build professional relationships with staff and clients.
- Excellent communication, motivational, and interpersonal skills.
- Expertise in architecting, building, and maintaining ultra-low latency, cost-efficient systems in cloud environments
- Excellent track record in modernizing cloud-based applications using micro services, containers, and other architectures
- Experience and working knowledge in building large-scale, data-intensive Text search applications using Solr / Elastic Search is a Must
- Experience and working knowledge of AI/ML/ML Ops with respect to building large-scale, data-intensive applications would be a Plus
- Experience and working knowledge in building Java based Spring Boot micro-services integrated with any messaging framework
- Driven, Highly-motivated and passionate towards development & innovation
- Determining project requirements and developing work schedules for the team.
- Delegating tasks and achieving daily, weekly, and monthly goals.
- Liaising with team members, management, and clients to ensure projects are completed to standard.
- Identifying risks and forming contingency plans as soon as possible.
- Analyzing existing operations and scheduling training sessions and meetings to discuss improvements.
- Keeping up-to-date with industry trends and developments.
- Updating work schedules and performing troubleshooting as required.
- Motivating staff and creating a space where they can ask questions and voice their concerns.
- Being transparent with the team about challenges, failures, and successes.
- Writing progress reports and delivering presentations to the relevant stakeholders.
- Extremely hands-on in delivering Development and R&D tasks
- Design, plan and perform dev-analysis to determine effort estimates on every sprint for the team
- Running Demo's, ensuring thorough documentation of the features built
- Identify & Plan upgrades to technologies & frameworks from time-to-time
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
• Experience working with SQL databases, query optimisation and designing schemas
• High coding standards - understanding of test coverage best practices & test pyramid concept.
• Design, analyze, code, test, and deploy applications to satisfy business requirements for large, complex projects.
Work Location:Mumbai,Gurgoan,Indore,Bangalore,Hyderabad
- J2EE
- Web services
- JSON
- JSP Servlet
- Exception handling
- Multithreading
- Rest API
- Microservices









