
Wissen Technology is now hiring for a 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. - 3-8 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 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
Similar jobs
JOB DETAILS:
* Job Title: Engineering Manager (Client facing)
* Industry: Technology
* Salary: Best in Industry
* Experience: 8-12 years
* Location: Bengaluru
Role & Responsibilities
We are seeking a visionary and decisive Engineering Manager to join our dynamic team. In this role, you will lead and inspire a talented team of software engineers, driving innovation and excellence in product development efforts. This is an exciting opportunity to influence and shape the future of our engineering organization.
Key Responsibilities:
- Provide technical leadership and mentorship to a high-performing team of software engineers.
- Develop and implement engineering strategies that align with organizational goals.
- Manage multiple concurrent projects, ensuring timely delivery and high-quality outcomes.
- Collaborate closely with cross-functional teams to define and prioritize product features.
- Implement and uphold Agile methodologies to optimize team performance and efficiency.
- Conduct regular performance evaluations, fostering continuous professional growth within the team.
- Oversee the entire software development lifecycle, from initial conception through to deployment.
- Manage budgets, resources, and capacity planning for engineering projects.
- Stay up-to-date with emerging technologies, ensuring the team is equipped with the latest industry trends.
- Ensure adherence to best engineering practices, maintaining high coding standards.
- Hands-on coding experience required – actively contribute to coding and technical design decisions.
- Tech stack: Java, Spring, microservices, cloud technologies, and building large-scale systems.
- Experience in collaborating directly with clients – ensuring client requirements are met and managing relationships effectively.
Ideal Candidate
- Strong Client-Facing Engineering Manager Profile
- Must have 8+ years of engineering experience, with substantial exposure to back-end development, scalable distributed systems, and modern web services
- Must have 2+ years of experience in people and delivery leadership, owning engineering execution and leading teams to deliver complex products
- Must have proven experience working directly with external stakeholders / clients, translating client requirements into engineering plans and delivering solutions with high customer impact
- Strong technical foundation with experience in backend engineering, REST APIs, databases (SQL/NoSQL), and building reliable, high-performance systems
- Strong problem-solving and design capabilities; experience with system design, architecture reviews, and engineering best practices
- Must have expertise in agile methodologies and project management tools
- Excellent written and verbal communication skills, with a track record of presenting technical solutions to both technical and non-technical stakeholders
- (Cross-Functional Collaboration): Must be skilled in working with product, design, sales, and client teams to drive requirements, delivery, and client success
- (Execution & Delivery): Demonstrated ability to manage end-to-end delivery, coordinate releases, prioritise effectively, and deliver results in time
- (Company): Product companies
- (Stability): Must have stayed for at least 2 years with each of the previous companies
- (Education): B.Tech in computer science, engineering or a related field from Tier 1, Tier 2 colleges (Master's preferred)
A B.Tech/M.Tech in Computer Sc, a SDE should have 1-3 years of experience in SW solution development. We are specifically looking for a SDE who:
- is highly proficient in Java Coreand Spring boot applications including making high quality, highly performing code under JVM environment.
- has good working knowledge in design of n-Tier databases (Postgres, NoSQL DBs e.g. Cassandra/MongoDB)
- has worked in agile development environment under open source gitlab including testing, change management
- is highly proficient in OOD, extensibility, usability, understand data pre-processing
- has exposure to full life cycle of product implementation and deployment of enterprise products driving a subsystem including development under gitlab or github.
- [Desirable] Ability to optimize an ML solution for accuracy and scale
- [Desirable] has experience in working with Advanced Java
We are seeking a motivated and detail-oriented Junior Backend Engineer to join our team. The role involves developing and maintaining backend systems using Django and Python, while also managing on-premises hardware and deployments. You will work closely with cross-functional teams to ensure our software is reliably configured, deployed, and maintained in an on-prem environment.
Key Responsibilities
Backend Development: Design, develop, and maintain backend services and APIs using Python (Django or Flask).
On-Prem Deployment: Install, configure, and manage software on on-premises hardware, including servers and networking equipment.
Database Management: Design database schemas, write efficient queries, and optimize data access layers (PostgreSQL, MySQL, etc.).
API Integration: Implement and maintain RESTful APIs and integrate with third-party services.
Troubleshooting & Debugging: Diagnose and resolve application and infrastructure issues to ensure high availability.
Version Control & CI/CD: Use Git for version control and contribute to continuous integration and delivery pipelines (GitHub Actions, Jenkins, etc.).
Security & Compliance: Work with the team to ensure software and infrastructure meet security and compliance requirements.
Documentation: Maintain clear, comprehensive documentation for your code, configurations, and on-prem deployment processes.
Responsibilities
- Software Engineering
- Design and develop highly scalable, available, reliable, secure and fault tolerant systems with minimal
guidance for a market leader in the logistics industry
- Partner with team members on functional and nonfunctional requirements and spread design
philosophy, goals and improve the code quality across the team
- Research new technologies and tools that enable building the next generation of our services
- Provide technology leadership to the team and foster engineering excellence
- Product Delivery
- Partner with product managers to define and execute on the feature roadmap
- Translate business requirements into scalable and extensible design
- Coordinate with various cross functional teams on planning and execution
- Maintaining automated build / test / deployment environments
Qualifications
- Software Engineering
- Should have at least 4 years of hands on experience in designing, developing, testing and deploying
applications on Java, Ruby, Kotlin, Python, Node or Go for large scale applications
- Deep knowledge of one of the programming language they have experience in
- Proficient in OOP and Design Patterns, experience with functional programming would be a plus
- Data modelling experience in Relational Databases
- Ability to design and implement low latency RESTful services
- Product Delivery
- Ability to scope, review and refine user stories for technical completeness and to alleviate dependency
risks.
- Well versed in working with agile methodologies which includes phases such as design, development,
code review, testing and release management
- Ability to have worked in a CI/CD environment, with hands on experience with Git or any similar source
code management tools
- Product Maintenance
- Experience troubleshooting server performance issues such as memory tuning, GC tuning, resource leaks
etc
- Continuously refactor applications to ensure high quality design.
AvatarSoft is a team of seasoned "Temenos T24 Certified" IT Professionals with over 20 years' combined experience in Financial Transformation. We are a growing company across 3 continents and 4 countries deployed in an offshore and onsite model. Our professionals have worked in major Software firms, Consultancy firms, Financial Institutions, and Credit Unions across the globe.
Avatarsoft is a rapidly evolving banking software consulting firm that renders leading edge to its clients . Avatarsoft brings profound expertise, resolute culture and provides strategical T24 / Transact transformation solutions through cutting edge services. We embrace our journey, by striving to remain the trusted and ethical business partner that delivers IT consulting to implement Temenos T24 Transact / Infinity, banking transformation projects and provides business value to our clients and etc,.
Our Locations: Canada, U.S.A, Netherlands, Mexico, India(Chennai), UAE.
This is for our Chennai Office , however work from home can be considered during pandemic or lockdowns .
- Java / JavaScript Developer Job Description (Minimum 2 years Experience in Java)
- Good in Core Java, Multithreading, J2EE, web services (REST, SOAP).
- In-depth knowledge on Java Script and object-oriented technique .
- Should be able to work independently
- Familiar on Front-end technologies like AngularJS or Node JS or Spring boot is a real Plus
Software Developer
Roles and Responsibilities
- Apply knowledge set to fetch data from multiple online sources, cleanse it and build APIs on top of it
- Develop a deep understanding of our vast data sources on the web and know exactly how, when, and which data to scrap, parse and store
- We're looking for people who will naturally take ownership of data products and who can bring a project all the way from a fast prototype to production.
Desired Candidate Profile
- At Least 1-2 years of experience
- Strong coding experience in Python (knowledge of Javascripts is a plus)
- Strong knowledge of scraping frameworks in Python (Request, Beautiful Soup)
- Experience with SQL and NoSQL databases
- Knowledge in Version Control tools like GIT.
- Good understanding and hands-on with scheduling and managing tasks with cron.
Nice to have:
- Experience of having worked with elastic search
- Experience with multi-processing, multi-threading, and AWS/Azure is a plus
- Experience with web crawling is a plus
- Deploy server/related components to staging, live environments.
- Experience with cloud environments like AWS,etc as well as cloud solutions like Docker,Lambda, etc
- Experience in DevOps and related practices to improve development lifecycle, continuous delivery with high quality is an advantage.
- Compile and analyze data, processes, and codes to troubleshoot problems and identify areas for improvement
Dropwizard or Springboot like technology
Algorithms and Data structures .
We are looking for a highly motivated and skilled Lead Backend Developer who can understand both the engineering and business context in a technical ecosystem and manage the software development life cycle, from planning and prioritizing to testing and release. If you have hands-on experience developing large scale web applications in Java with spring, hibernate frameworks and are ready to lead a team of developers, we'd like to meet you.
Requirements
- 5+ years of software development experience including 4+ years of deep, hands on experience in building highly scalable web-based backend applications using Java and Spring ecosystem
- BE/BTech in Computer Science or a related field or equivalent practical experience
- Great problem-solving skills with solid data structures and algorithms knowledge
- Has extensively used the Spring ecosystem – Spring Boot, REST API Development, ORM tools like Hibernate
- Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)
- Profound insight of Java and JEE internals (Class loading, Multi-Threading, Memory Management, Transaction management etc)
- Experience of coaching and mentoring junior developers with good delegation and time-management skills
- Implemented CI/CD in any of the projects done
- Strong understanding of Agile and Lean software development processes and practices
- Excellent knowledge and hands-on experience of Elastic Search
- Has designed relational databases; conversant with SQL
- Knowledge of Jenkins/ Docker and Devops
- Knowledge of Redis or similar technology
- Worked with some or all of these AWS services: EC2; lambda; SQS/SNS; Elastic Search, Transcoder
- Understanding and experience of building services and applications using principles of service-oriented architecture, preferable using REST or SOAP
- Contributed in the creation of end-to-end automation tests (functional or non-functional)
- Worked with WebSocket, Push notifications etc
Desired Skills
- Experience in ELK stack
- Knowledge of Video tools like FFMPEG, Wowza / Node Media Streaming
- Understanding of different video formats, streaming, CDN etc
- Understanding of Machine Learning Models, Pipelines etc







