
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)

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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Job Title : Python Django Developer
Experience : 3+ Years
Location : Gurgaon
Working Days : 6 Days (Monday to Saturday)
Job Summary :
We are looking for a skilled Python Django Developer with strong foundational knowledge in backend development, data structures, and operating system concepts.
The ideal candidate should have experience in Django and PostgreSQL, along with excellent logical thinking and multithreading knowledge.
Technical Skills : Python, Django (or Flask), PostgreSQL/MySQL, SQL & NoSQL ORM, REST API development, JSON/XML, strong knowledge of data structures, multithreading, and OS concepts.
Key Responsibilities :
- Write efficient, reusable, testable, and scalable code using the Django framework.
- Develop backend components, server-side logic, and statistical models.
- Design and implement high-availability, low-latency applications with robust data protection and security.
- Contribute to the development of highly responsive web applications.
- Collaborate with cross-functional teams on system design and integration.
Mandatory Skills :
- Strong programming skills in Python and Django (or similar frameworks like Flask).
- Proficiency with PostgreSQL / MySQL and experience in writing complex queries.
- Strong understanding of SQL and NoSQL ORM.
- Solid grasp of data structures, multithreading, and operating system concepts.
- Experience with RESTful API development and implementation of API security.
- Knowledge of JSON/XML and their use in data exchange.
Good-to-Have Skills :
- Experience with Redis, MQTT, and message queues like RabbitMQ or Kafka
- Understanding of microservice architecture and third-party API integrations (e.g., payment gateways, SMS/email APIs)
- Familiarity with MongoDB and other NoSQL databases
- Exposure to data science libraries such as Pandas, NumPy, Scikit-learn
- Knowledge in building and integrating statistical learning models.
Job Description
Roles and Responsibilities
· Design, Code, test, debug, implement and document complex WSO2 sequences.
· Monitoring and logging tool stacks - Splunk/ELK/Prometheus, Grafana 4 Design, Code, test, debug, implement and document complex WSO2 sequences.
· Perform Build activities for WSO2 ESB Middleware integration, involves writing XSLT, ESB coding, configuration, and Analysis activities.
· Trouble shooting various problems in different stages of development using logs files, Traces and Log Analyzer.
· Responsible for understanding the requirement, solution design, coordinate the development and testing activities (end to end)
· Guide the team regarding WSO2 platform best practices, framework, reusable artefacts and ensure code quality and timely deliverables.
· Work with functional and technical customers to determine solutions that drive additional business value.
· Work with Github, Azure Devops and CI tools to automate dev, build, deployment and testing.
· Good knowledge in messaging brokers: WSO2 Message Broker, Apache Kafka.
· Monitoring the server (Monitoring logs and WSO2 metrics).
· Desired Candidate Profile
Desired Candidate Profile
· Candidate must have minimum 2+ years of hands-on experience in WSO2, preferably with WSO2 certification.
· Extensive experience in Integration by using WSO2 Product Stack (API Manager 2.6/3.x, Enterprise Integrator 6.5 and Identity Server 5.7.0)
· Experience in Implementing APIs in WSO2 EI and On-boarding APIs into WSO2 API Manager
· Experience in WSO2 API Manager for designing API facades and designing and implementing API Proxies.
· Hands-on experience in designing and developing high volume web services using API Protocols and Data Formats (REST, JSON, SOAP & XML).
· Must have hands on experience / knowledge with CI tools to automate dev, build, deploy.
· Experience in programming languages: Java, JavaScript, Python
· Experience in on boarding web applications into WSO2 Identity Server for authentication and authorizatio
Qualifications
• Minimum of a Bachelor's or Master’s degree in Computer Science, or a related four-year degree.
• 4 years of hands on experience in Integration


Job description
Opportunity
We are looking for a young and enthusiastic personality who loves coding. Who is passionate and ready to tackle some of the most difficult problems in the laundry industry. We believe that user-centric design ultimately leads to the best products, so we listen closely to our users, both external and internal. As an engineer on our close-knit, cross-functional team, you'll be an active voice in shaping our product.
You will play a role in product planning, drive the implementation and release of major features, and be a champion of best practices for writing well-tested, well-organized code.
Tech Stack
Our tech stack is http://asp.net/">ASP.NET, MVC, Webform, WebAPI, MSSQL Server, JQuery, Javascript, Angular 2 and microservices architecture. Our platform is hosted on Google Cloud.
Responsibilities
- Work with internal business teams and management to define requirements and develop technical specifications.
- You will be creating modules and components and coupling them together into a functional app.
- Creating self-contained, reusable, and testable modules and components
- Developing and integrating RESTful API services.
- Convert legacy code to new tech stack single-page web applications.
- You will be working with payment gateway, barcodes, QR codes, biometrics, integrating different hardware (printer, scanner, cash register, POS terminal, laundry and drycleaning machines, conveyor belt etc), map routing and distance algorithms.
What you can expect in the next 12 months
Within 1 month
- You should have acquired a good knowledge of the domain, product and process that we follow.
- Setup the dev environment and push your first small piece of code to production.
- You will start attending daily stand up.
- Dive into technology by pair-programming with your teammates and attending engineering training sessions designed and presented by your peers.
- Have a one-one chat with every member of the Quick Dry Cleaning team so you get to know everyone well and understand each other.
Within 3 months
- You'll start developing your first module all by yourself. (With some guidance)
- Write your first set of unit test cases and work with the quality engineer to set up functional testing workflows.
- Conduct your first review of a peer's code.
- Participate in several release planning sessions to get a deep understanding of the new features we're working on.
- Participate in your first production release cycle.
- Start providing support for bugs, issues, small improvements on production.
- Take over one tool (JIRA, Build Deployment, CI/CD, Git or any other)
Within 6 months
- You'll launch your first two or three modules to production.
- Take architectural and infrastructure decisions that will impact the entire product.
- Be comfortable navigating most of our stack and infrastructure.
- Be responsible for the planning, scoping, design, and implementation of new services.
Within 12 months
- You'll launch at least 3 to 4 core modules to production and completely own scaling for some more.
- Participate in interviewing and hiring, as a way to influence team growth.
- Mentor Ship - Should do code reviews for juniors, spend time and show a willingness to teach juniors, and share expertise with new team members.
- Collaborate with engineering, product, sales and customer success leadership to define priorities and set delivery goals.
- You will start owning an important workflow/ section of the product.
Required Candidate profile
What an ideal candidate looks like
- Strong knowledge of Computer Science fundamentals in object-oriented design, data structures, algorithm design, problem-solving, complexity analysis, databases, networking, and distributed systems.
- 3-4 years of experience with product development (.ASP.Net, C#.Net, WCF, MVC, SQL Server development applications, version control, CI/CD pipelines).
- Should have a strong online presence on different forums like stack overflow etc, Github etc.
- Excellent verbal and written skills. The ability to explain sophisticated architectures to engineers, product managers, and support & operation executives. You should also be able to write a proposal for your idea/solutions and take feedback from the team.
- Previous work experience at a product-based company or startup would be a bonus.
Personality traits we really admire
- Great attitude to ask questions, learn and suggest process improvements.
- Pays great attention to detail and helps identify edge cases.
- Gives equal importance to planning, coding, code reviews, documentation, and testing.
- Highly motivated and coming up with fresh ideas and perspectives to help us move towards our goals faster.
- Follows release cycles and absolute commitment to deadlines.
Role Software Developer
Industry Type IT Services & Consulting
Functional Area IT Software - Application Programming, Maintenance
Employment Type
Role Category Programming & Design
- Work with business analysts to estimate and design effective, scalable and maintainable solutions that meet business initiatives and objectives
- Develop and unit test software that meets business requirements and technical design
- Troubleshoot pre- and post-production implementations
- Propose new ideas when there is strong business value and stay up to date on the latest technology trends and techniques
Critical Skills & Experiences:
- At least 5+ years of experience developing in Java technologies with equivalent experience in systems analysis, OO design, OO programming and debugging skills
- At least 5 years of experience in Java Spring Boot Framework development
- 2 years of experience in any Cloud platform, preferably AWS.
- At least 3 years of web services and relational database experience (preferably Mysql)
- At least a year of Elastic search experience
- Experience developing RESTful web services (preferably micro services)
- Experience with UNIX/Linux command line and shell scripting
- Experience working in cross-functional Agile/Scrum teams
- Any level of experience with JIRA or any other issue tracking technology
- Experience working directly with business stakeholders
- Experience with Java application profiling and profiling tools
- Exceptional written and verbal communication skills.
- Drive performance to accomplish team goals in a fast-paced environment
- Bachelor’s degree or the above equivalent skills and years of experience
Keywords:
Experience: +5 Years
Technical skills: Java, Spring boot and Node JS
Full stack developers will be required to see out a project from conception to final product, requiring good problem solving skills and attention to detail.
Developer Responsibilities:
Developing front end website as per design
Designing user interactions on web pages
Developing back-end website applications
Creating servers and databases for functionality
Ensuring responsiveness of applications.
Working alongside graphic designers for web design features
Seeing through a project from conception to finished product
Designing and developing APIs
Meeting both technical and consumer needs
Staying abreast of developments in web applications and programming languages.
Developer Requirements:
Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript
Familiarity with JavaScript frameworks such as Next / React
Proficiency with server-side languages such as Java, Spring Boot, Hibernate
Familiarity with Unit testing, logging, monitoring frameworks
Familiarity with database technology such as MySQL.
Able to interact with business team
Good problem-solving skills
Attention to detail






