
Job Description:
- Experience in Core Java, Spring Boot.
- Experience in microservices.
- Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.
- Should be able to analyze, design, develop and test complex, low-latency client-facing applications.
- Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2
- Good knowledge of multi-threading
- Basic working knowledge of Unix/Linux
- Excellent problem solving and coding skills in Java
- Strong interpersonal, communication and analytical skills.
- Should be able to express their design ideas and thoughts.
About Wissen Technology:
Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals.
Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’.
Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world.
Wissen Technology offers 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.
We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider.

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.
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Roles & Responsibilities :
- 1-2 years of hands-on experience in backend development with Java & Spring Boot.
- Build scalable and modular microservices for business-critical applications.
- Implement RESTful APIs and ensure high performance and responsiveness.
- Proficient with SQL databases (MySQL etc) Troubleshoot production issues and improve system reliability and scalability.
Develop, record and maintain cutting edge web-based J2EE, JAVA applications.
Experience on Java Spring Framework is required.
Experience on Hibernate is required.
Experience on REST Services is required.
Object-oriented programming, design, and patterns.
Strong proficiency with:Relational database concepts and data modeling.
Good communication skills to interact with customer, understand their requirement, effectively record the requirement and implement the same.
Job Title: Devops+Java Engineer
Location: Bangalore
Mode of work- Hybrid (3 days work from office)
Job Summary: We are looking for a skilled Java+ DevOps Engineer to help enhance and maintain our infrastructure and applications. The ideal candidate will have a strong background in Java development combined with expertise in DevOps practices, ensuring seamless integration and deployment of software solutions. You will collaborate with cross-functional teams to design, develop, and deploy robust and scalable solutions.
Key Responsibilities:
- Develop and maintain Java-based applications and microservices.
- Implement CI/CD pipelines to automate the deployment process.
- Design and deploy monitoring, logging, and alerting systems.
- Manage cloud infrastructure using tools such as AWS, Azure, or GCP.
- Ensure security best practices are followed throughout all stages of development and deployment.
- Troubleshoot and resolve issues in development, test, and production environments.
- Collaborate with software engineers, QA analysts, and product teams to deliver high-quality solutions.
- Stay current with industry trends and best practices in Java development and DevOps.
Required Skills and Experience:
- Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent work experience).
- Proficient in Java programming language and frameworks (Spring, Hibernate, etc.).
- Strong understanding of DevOps principles and experience with DevOps tools (e.g., Jenkins, Git, Docker, Kubernetes).
- Knowledge of containerization and orchestration technologies (Docker, Kubernetes).
- Familiarity with monitoring and logging tools (ELK stack, Prometheus, Grafana).
- Solid understanding of CI/CD pipelines and automated testing frameworks.
- Excellent problem-solving and analytical skills.
- Strong communication and collaboration skills.
A backend developer is an engineer who can handle all the work of databases, servers,
systems engineering, and clients. Depending on the project, what customers need may
be a mobile stack, a Web stack, or a native application stack.
You will be responsible for:
Build reusable code and libraries for future use.
Own & build new modules/features end-to-end independently.
Collaborate with other team members and stakeholders.
Required Skills :
Thorough understanding of Node.js and Typescript.
Excellence in at least one framework like strongloop loopback, express.js, sail.js, etc.
Basic architectural understanding of modern day web applications
Diligence for coding standards
Must be good with git and git workflow
Experience of external integrations is a plus
Working knowledge of AWS or GCP or Azure - Expertise with linux based systems
Experience with CI/CD tools like jenkins is a plus.
Experience with testing and automation frameworks.
Extensive understanding of RDBMS systems
We are looking for a passionate and skilled Node.js Developer to join our dynamic team. If you're excited about building scalable and efficient backend applications using modern technologies, we’d love to hear from you!
Responsibilities
Develop and maintain server-side components using Node.js
Design and build scalable RESTful APIs
Ensure high performance and responsiveness of applications
Implement security and data protection measures
Collaborate with team members to define and deliver high-quality software
Write unit and integration tests to ensure software quality
Required Skills
✅ Strong proficiency in JavaScript
✅ Good understanding of Node.js and Express
✅ Experience with NoSQL databases, especially MongoDB
✅ Familiarity with Git and version control workflows
✅ Ability to write reusable, testable, and efficient code
✅ Experience with JWT and modern authorization mechanisms
✅ Knowledge of security and data protection best practices
✅ Strong analytical and problem-solving skills
About Company
Our client is in the business of delivering cutting-edge software solutions, hardware systems, and IT services. It lends the right technological edge to governments and businesses. This enables them to achieve their organizational objectives efficiently and effectively to scale their businesses to newer heights.
Minimum Requirements/Qualifications:
• Bachelor’s/Master’s degree in computer science, Computer Engineering or a related field is preferred.
• Must have at least 5 to 7 years of experience in application development (Java,Spring Framework), Deployment(Apache Tomcat & Nginx)
• Sound knowledge of Object-Oriented Programming (OOP) Patterns and Concepts.
• Knowledge & hands-on experience of Java, Spring Framework, Spring Security, JSP, Apache Tomcat, Nginx is a must.
• Must have experience with Bootstrap CSS, jQuery etc.
• Basic Understanding of PostgreSQL, MVC (Model-View-Controller) Pattern, JDBC (Java Database Connectivity), and RESTful web services.
• Relevant Knowledge of Java GUI frameworks according to project requirements.
• Experience in handling external and embedded databases.
Roles & Responsibilities
• Develop new modules, patches & Updates/upgrades for an existing application (developed in-house by the client)
• Bug fixing, and updating of software.
• Analyze user requirements to define business objectives.
• Maintain Java-based applications that can be high-volume and low-latency.
• Identify and resolve any technical issues arising.
• Write well-designed, testable code.
• Conducting software analysis, programming, testing, and debugging.
• Support continuous improvement, investigating alternatives and technologies, and presenting for architectural review.
Requirements
Job Title: Jr Software Engr Java
Experience: 2+ Years
CTC: 6-12 LPA
Location: Mumbai
Face-to-face interview at the office
What we want:
We are looking for someone who has has strong knowledge and 2+years’ of experience in Core Java, Spring MVC, Restful API, SOAP, Golang
What you will do:
•Developing REST APIs for the platform
•Developing & maintaining an UX Panel
•Integration with third party applications using APIs
•Design, Develop and execute performance tests to simulate traffic of large-scale events
•Analyse complex problems/issues in load tests, production servers, and identify the bottlenecks and optimize performance.
•Analyse usage patterns, and application behaviours and translate that into performance optimizations.
•Determine how to meet scalability requirements while ensuring reliability within a platform
•Design and maintain tools for reporting on performance metrics.
Detailed Requirements:
Excellent knowledge of Golang, Core Java, Spring MVC, Restful API,SOAP
Additional knowledge of Java internals, GO Lang, plus.
Experience in developing, optimizing and operating high traffic projects/websites is a plus.
Experience in using Java Profilers and performance engineering.
Experience in writing multithreaded web applications.
Good knowledge of basic Linux commands to debug system issues and limitations a must.
Experience in Agile/SCRUM is a big plus
Experience in hibernate and spring MVC framework is a plus.
Ability to manage multiple modules simultaneously
Ability to work under pressure & deal with people diplomatically
Should have experience of leading a team & a strong motivator
Strong academic record is a big plus.
Our client is a revolutionary Educational services platform, that brings in innovation and expertise in their ways of learning. Awarded as one of the best Google apps of 2017, the app provides students with a variety of online courses that cover K12 subjects, Entrance exams, Engineering and FInance stream topics, as well as Self-help notes.
Their unique and simple AI based site and app feature 500+ courses, nearly a lakh videos and tests, and also imparts strength and weakness analysis for the students to improve their knowledge base. The 5yr old organisation is one of the most loved ed-tech platforms that reaches more than 4.5Mn registered users.
- Planning and implementing company's application and data model structures for scalability.
- Maintaining central databases, ensuring high performance, and responding to requests from the front-end.
- Developing reusable code and libraries for future use. Building for new features and maintaining the present ones.
- Implementing comprehensive security and data protection.
- Has 2-5 years of experience working on a growth stage product, where they first scaled from 0 to 1 and then 1 to n.
- You have studied Computer science (or a similar degree) from a Tier 1 college OR have a great set of experiences working at products that scaled massively.
- You understand product and database architecture like you understand basic Maths and have worked on it for 3 to 7 years. Further, you know how to optimise AWS/ GCP for both efficiency and cost.
- You have experience in managing a team and setting up the best processes / practices (1yr+ Engineering Manager experience)
- You are deeply driven for creating an impact. You obsess over doing things the right way, and you enjoy writing beautiful code.
- Though technology stack is not the primary concern, we would value some experience in C#/ Visual Studio, RDS/ MySQL, ElasticSearch, System Architecture and general AWS solutions.
- Ownership: Absolute ownership of the product and your code, with relentlessness to deliver with speed and precision.
- Dynamic & Resourceful: Should be comfortable in dealing with lots of changes in a fast paced environment. Super willing to learn new technologies and systems. And resourceful and inventive in the face of every problem.
- Deep Love for coding: You write code because you love doing it and not just because it's a job for you.
- Perfection/ Obsession/ Hygiene: You deeply understand & achieve perfection in even the 'small' features. And you deeply care about the quality of your code.
- Good eye for usability & design and willing to put-in extra effort for delivering the best user experience.
- Creating Algorithms that can change the game: Should understand requirements and design algorithms accordingly.
- Driven by Data: Strong analytical and troubleshooting skills leveraging/finding all data available.
- Team player: Keeps the team over themselves. Has a knack for influencing without being authoritative. Goes out of the way to help wherever the team needs them.









