Node.js Developer

Java Lead We are solving complex technical problems in the financial 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. 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. Experience: 8–13 years in Java development. Domain Expertise: Background in product-based companies, investment banking experience preferred. Leadership: Proven ability to lead teams of 3–4 members. Technical Depth: Hands-on with complex systems and distributed architectures. Soft Skills: Strong analytical thinking, problem-solving, and excellent communication. Process Knowledge: Expertise in end-to-end SDLC and Agile methodologies. Tech Stack ● Languages & Frameworks: Core Java, J2EE, Spring Boot, Spring Framework. ● Architecture: RESTful APIs, Microservices. ● Persistence: Hibernate/JPA. ● Databases: Postgres, MySQL (or similar). ● Tools: Maven/Gradle, CI/CD pipelines. ● Cloud: AWS/Azure (nice to have). 

We are looking for an experienced Backend Engineer with strong expertise in Kubernetes internals, control-plane development, and Golang-based microservices. If you enjoy building scalable infrastructure components and working with modern cloud-native technologies, this role is for you.

Key Responsibilities

• Design and implement Kubernetes controllers/operators and define new Custom Resource Definitions (CRDs).
• Develop REST and gRPC APIs for platform components and services.
• Contribute to Kubernetes management plane development and enhancements.
• Build and maintain microservices using Golang (1–2 years of hands-on experience required).
• Work with virtualization and container platforms such as KubeVirt, OpenShift, and similar technologies.
• Collaborate with engineering teams to design scalable infrastructure solutions.
• Use AI-assisted development tools such as GitHub Copilot or Augment (nice to have).

Required Skills

• Strong experience with Kubernetes internals, especially controller/operator implementation.
• Experience defining and managing CRDs.
• Hands-on development experience with Golang microservices.
• Experience building and consuming REST and gRPC APIs.
• Exposure to virtualisation technologies (KubeVirt, OpenShift, etc.).
• Prior work on Kubernetes management plane components or similar distributed systems.

Good to Have

• Experience working with AI-driven development tools.
• Exposure to cloud-native environments, containers, and orchestration technologies.

•  1-3 years of experience in application/web development
• Good experience in working with programming languages Golang.
• Good understanding of REST APIs and the web in general
• Working knowledge of AWS and Kubernetes is a plus
• Understand end user requirements, formulate use cases and come up with effective solutions

Responsibilities and Duties:

● Java/Java EE application development while providing expertise in the full software development

life cycle, from concept and design to testing.

● Contribute to all phases of the development life cycle

● Write well designed, testable, efficient code

● Ensure designs are in compliance with specifications

● Prepare and produce releases of software components

● Support continuous improvement by investigating alternatives and technologies and presenting

these for architectural review

Required Skills:

● Should have strong knowledge of Core Java and OOPS concepts

● Sound knowledge of Web application development fundamentals and have worked on Servlets,

JSP and any MVC framework

● Strong analytical and reasoning skills and ability to learn and unlearn new technology on back

end as well as on front end

● Ability to understand functional and requirement specifications and transform them to solution

● Understand the client’s problem domain and suggest and implement solution which brings value

to the business

● Can estimate, develop and deliver project from start to end

● Should have professional service experience with any product

● Experience working with onshore team and ability to communicate with clients and stakeholders

● Ready to travel onshore

● Sound knowledge of RDBMS

● Can communicate well with clients and collaborate with cross functional team to deliver high

quality deliverable

● Should have knowledge of Agile/Scrum methodology

● Ability to work on microservices

Why Work at Staunchsys:

● Family Health Cover & Accidental Insurance

● Constant Learning

● Competitive Pay

● Flexible work timings

● 5 days working

● Complimentary Lunch & Snacks

● Personal accident insurance policy

● Encashment facility for both PL & SL

Relevant Experience

3 to 10 years

Job Description and Key Skills Required:

• Hands-on with any of the programming languages like NodeJS/ExpressJS, Python, Java, Php or any.
• Design and create efficient RESTful API endpoints for both internal and public consumption
• Strong understanding of database technologies such as MySQL, Postgress, Oracle , relational Database.
• Work closely with front end developers to understand required data model
• Comfortable deploying applications on AWS, and have a strong working knowledge of EC2, RDS and S3.
• Must understand overall system design, architecture , improve design and implement new processes.
• Strong understanding of sessions, cookies & local storage is must.
• Experience with in memory databases like redis basic, Memcache
• Independently think of solutions to complex requirements; possess exceptional logical skills.
• Analyse current products in development, including performance, scalability, diagnosis and troubleshooting.
• Work with the existing framework and evolve it by building reusable code & libraries
• Search and introduce new software related technologies, processes and tools.
• Bonus: You're fluent with React.
• Bonus: Interested in full-stack development.
• Bonus: Any experience of iOS/Android mobile development.
• Bonus: Experience with CI servers such as Jenkins, Travis or similar types
• Bonus: Experience with web server like Nginx

• Compile and analyze data, processes, and codes to troubleshoot problems and identify areas for improvement.
• Collaborating with the front-end developers and other team members to establish objectives and design more functional, cohesive codes to enhance the user experience.
• Developing ideas for new programs, products, or features by monitoring industry developments and trends.
• Recording data and reporting it to proper parties, such as clients or leadership.
• Participating in continuing education and training to remain current on best practices, learn new programming languages, and better assist other team members.
• Taking lead on projects, as needed.