
JOB DESCRIPTION
Experience: 5+ years
Location: Bangalore
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. - 5+ 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
Role: Java Developer
Location: Bengaluru - Hybrid
Mode: Full Time
Job Description: We are looking for a talented and motivated Software Engineer with expertise in both Windows and Linux operating systems and solid experience in Java technologies. The ideal candidate should be proficient in data structures and algorithms, as well as frameworks like Spring MVC, Spring Boot, and Hibernate. Hands-on experience working with MySQL databases is also essential for this role.
Responsibilities:
● Design, develop, test, and maintain software applications using Java technologies.
● Implement robust solutions using Spring MVC, Spring Boot, and Hibernate frameworks.
● Develop and optimize database operations with MySQL.
● Analyze and solve complex problems by applying knowledge of data structures and algorithms.
● Work with both Windows and Linux environments to develop and deploy solutions.
● Collaborate with cross-functional teams to deliver high-quality products on time.
● Ensure application security, performance, and scalability.
● Maintain thorough documentation of technical solutions and processes.
● Debug, troubleshoot, and upgrade legacy systems when required.
Requirements:
● Operating Systems: Expertise in Windows and Linux environments.
● Programming Languages & Technologies: Strong knowledge of Java (Core Java, Java 8+).
● Frameworks: Proficiency in Spring MVC, Spring Boot, and Hibernate. ● Algorithms and Data Structures: Good understanding and practical application of DSA concepts.
● Databases: Experience with MySQL – writing queries, stored procedures, and performance tuning.
● Version Control Systems: Experience with tools like Git.
● Deployment: Knowledge of CI/CD pipelines and tools such as Jenkins, Docker (optional)


● You have good understanding of the fundamentals of data science/algorithms or
software engineering
● Preferably you should have done some project or internship related to the field
● Knowledge of SQL is a plus
● A deep desire to learn new things and be a part of a vibrant start-up. You will
have a lot of freehand and this comes with immense responsibility - so it is
expected that you will be willing to master new things that come along!
What you will get to do?
● Build cloud-based services and/or user interfaces
● Participating in all aspects of software development activities, including design,
coding, code review, unit testing, bug fixing, and code/API documentation
● Be the first few members of a growing technology team

⌛️ Where will you spend your time?
- Early-stage AI SaaS product with the potential to disrupt the Product Analytics space
- Relentlessly improving performance, scalability, and maintainability on top of being responsible for entire products
- Owning the design process, implementation, and verification of framework components leveraging standard software engineering methodologies
- Translating functional and technical requirements into detailed architecture and design.
🤝 What makes you a good fit?
- 0-2 years of experience in product development, architecture, data structures, algorithms and design.
- Experience with API integrations, database design, and backend frameworks on NodeJS and/or Python
- Experienced with an agile team environment and you prefer being a self-starter.
👀 What process do we follow?
- The whole process is designed so that it can wrap within 2 weeks
- Application: We will keep it simple. You can apply directly through this link. All we ask for is a Resume and a couple of lines around the motivation for the position you are applying for. Additional Portfolio links such as Github, Medium or a Personal website are welcome but not mandatory.
- Screening: We will screen your profile and get back with a decision within 72 working hours.
- Interviews: We will have 3 rounds of technical interviews and 2 rounds of cultural fitment interviews.
- Offer Rollout: If all looks well, we will pop a bottle of champagne.
❤️ Well Being, compensation and how we behave when no one is watching?
We care about your well-being. Along with excellent health insurance, we offer flexibility to work how you want to. We push for physical well-being and in addition to internal health sessions, you get a complimentary annual gym membership.
We assign dedicated work hours exclusively to learning & development initiatives. We respect your weekends and in terms of work hours, we believe in deliverables over anything else. We regularly host team-building sessions, off-sites and encourage discussions around mental well-being and physical well-being over everything else. Most importantly, when our chips are down, we behave the way a family would.
We admire talent and believe in rewarding people for their input. We understand that compensation is an important factor. Our compensation will be respectful to your situation, and the whole process will be transparent from the very minute we speak to you.
Most of us have grown up in a meritocratic culture where actions speak louder. We grew up saying yes to a lot of things outside of our comfort zone and we want to maintain the same without any compromise. When actions speak, we love to celebrate and amplify bold moves. We don’t have answers to a lot of questions and when we falter, we will acknowledge our missteps. There are no closed doors in the way we work. At the end of the day, we are human beings and we will ensure that you can proudly call Crunchit your home.
🍰 What gives you brownie points?
You demonstrate learnability. The founders have spent their years building things mostly independently and at times relying on the collective hive mind of peers. If you are willing to learn and dare to say yes to things that lie out of your comfort zone, you’ll love the growth and transformation.
🏡 Where will you work from?
We are operating out of Central Indiranagar, Bangalore. We are firm believers in "when we sit together on a table, we move mountains". So you will be required to come to our office [WFO], which we have designed with a lot of love and affection :)
Responsibilities:
- Define the code review process for the team to follow and perform code reviews.
- Design, implement, and maintain Java-based applications that can be high-volume and low-latency.
- Ensure application designs conform with business goals.
- Develop and test software & Identify and resolve any technical issues arising.
Eligibility:
- 3+ yrs of experience developing web applications using J2EE / Java.
- Possess knowledge and skills in software programming in Core Java, J2EE, Microservices-related technologies, Spring Boot, Spring MVC, Rest API, JavaScript, and XML.
- Experience developing enterprise-level web applications and RESTful APIs using Microservices.
- Experience in API Management & in using version control and CI / CD tools.



Required Skills: Angular 11/12, .NET framework, .NET Core, Web APIs, Web Security,
Microservices, Event driven architecture, Clean Code and 12 Factor principles, Azure
PaaS services experience, public facing web application development, web analytics,
Bootstrap v5, Angular Material, jQuery, HTML/CSS, SQL Server, Transact-SQL, Azure
SQL
Experience working with software design, software development life cycle, and
development methodologies and implementation
Experience working with product systems design principles
Experience working with appropriate programming languages, operating systems,
hardware and software
Experience working with company application development policies and procedures
Experience working with company software and hardware products and related
business issues that may impact overall business plans
- Design, build and maintain efficient, reusable, and reliable Java code.
- Providing technical oversight to the team, involved in design and code review.
- You would also be spending most of the time in development activities in varied technologies and should have a passion to write code.
- Should be able to create good technical documents.
- Translate application storyboards and use cases into functional applications.
- Ensure the best possible performance, quality, and responsiveness of the applications.
- Identify bottlenecks and bugs, and devise solutions to these problems - Help maintain code quality, organization, and automatization.
- Prepare the technical design of complex technology components as well as suggest the pros and cons of using a certain technology stack or component or design pattern versus another, to the clients.
- Team Management.
Required Skills and Qualifications
- Qualifications: BTECH/MTECH/MCA/MSc.
- Proficient in Java, with a good knowledge of its ecosystems with a knack for writing clean, readable Java code, writing reusable Java libraries along with knowledge of multithreading, concurrency patterns, and collections in Java.
- Solid understanding of object-oriented programming along with various design and architectural patterns.
- Hands on experience with JMS, JPA, Spring (MVC, Boot & Cloud preferred) & Hibernate.
- Familiarity with concepts of MVC, JDBC, and RESTful. Experience with Presentation Layer (JSP/Servlets), JS Frameworks (Angular, jQuery, react, etc.).
- Creating database schemas that represent and support business processes and experience with both external and embedded databases. Implementing automated testing platforms and unit tests.
- Proficient understanding of code versioning tools, such as Git, Ant, Maven, and Gradle; continuous integration.
- Knowledge in xml based mappings, SAML, rest clients, CAS authentication and Jetty.
- Knowledge of Apache Camel and Kafka and Drools Rule Engine is preferred.
Primary Responsibilities:
- Principal Engineers are responsible for driving Technology and Engineering Best Practices in their respective teams.
- They should demonstrate a high level of ownership and accountability for their product and software systems.
- They are expected to go above and beyond their role by contributing in tools, processes and practices which bring operational efficiency and are aligned with business goals.
- They are expected to actively participate in development along with team members and create systems and modules which represent a working model of engineering best practices.
- They are expected to participate in code reviews, design reviews, architecture discussions.
- They are responsible for the Engineering metrics/health of their systems including strong alerting and monitoring mechanisms.
- They are expected to lead the adoption of best practices around coding, designing, performance of systems in a team.
Experience or Skills Required:
- B.Tech or Advanced degree in Computer Science with 6-12 years of industry experience in product based companies.
- Proficiency with Basic libraries for machine learning such as scikit-learn and pandas
- Experience in building solutions based on Linear Regression, Logistic Regression, K Nearest neighbor, SVM, Random Forest, Decision Trees.
- Strong experience with at least one of programming languages: Python, Java, Vertx, Golang
- Strong experience in building Server side reusable components based on Microservices or Distributed Architecture.
- Solid coding skills with ability to lead teams in identifying clearing tech debts for large scale code base.
- Good understanding & experience in improving performance of scalable and real time responsive applications.
- Excellent Problem Solving skills and an aptitude to approach problems from first principles and build solutions for those.
- Must have excellent communication (verbal & written), interpersonal, leadership, and problem solving skills.
- Must be able to work independently and enjoy working at a fast paced start-up environment
- Excellent Mentoring skills. Be the technical mentor to your team.
- Must be comfortable working in fuzzy environments where boundaries are not clearly defined.



