
Responsibilities:
- Develop and maintain high-quality, efficient, and scalable backend applications.
- Participate in all phases of the software development lifecycle (SDLC)
- Write clean, well-documented, and testable code adhering to best practices.
- Collaborate with team members to ensure the successful delivery of projects.
- Debug and troubleshoot complex technical problems.
- Identify and implement performance optimizations.
- Participate in code reviews
- Hands-on experience with Springboot, Java 8 and above.
- 2-5 years of experience developing Java applications.
- Knowledge about at least one messaging system like Kafka, RabbitMQ etc.
- Required React developer requirements, qualifications & skills:
- Proficiency in React.js and its core principles
- Strong JavaScript, HTML5, and CSS3 skills
- Experience with popular React.js workflows (such as Redux)
- Strong understanding of object-oriented programming (OOP) principles.
- Experience with design patterns and best practices for Java development.
- Proficient in unit testing frameworks (e.g., JUnit).
- Experience with build automation tools (e.g., Maven, Gradle).
- Experience with version control systems (e.g., Git).
- Experience with one of these databases – Postgres, MongoDb, Cassandra
- Knowledge on Retail or OMS is a plus.
- Experienced in containerized deployments using Docker, Kubernetes and DevOps mindset
- Ability to reverse engineer existing/legacy and document findings on confluence.
- Create automated tests for unit, integration, regression, performance, and functional testing, to meet established expectations and acceptance criteria.
- Document APIs using Lowe’s established tooling.

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
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Position Name : Senior Software Developer (Node.js/RoR/Swift/React)
Experience : 5 to 10 Years
📍 Location : Remote
Notice Period : Immediate to 15 Days
Role Overview :
We are looking for a highly skilled Senior Software Developer with expertise in Node.js, Ruby on Rails (RoR), React, and Swift.
The ideal candidate should have strong problem-solving skills, hands-on development experience, and a deep understanding of software architecture, design principles, and TDD best practices.
Key Responsibilities :
- Backend-Heavy Full-Stack Development : Strong focus on Ruby on Rails (RoR) for backend and React for frontend.
- Test-Driven Development (TDD) : Follow TDD principles to ensure high-quality code.
- Software Architecture & Design : Implement scalable and maintainable solutions.
- Data Structures & Algorithms : Optimize performance and ensure efficient solutions.
- Clean Code Practices : Write modular, reusable, and well-documented code.
- Agile Development : Work in an Agile environment with CI/CD pipelines.
- Full-Stack Ownership : Manage both backend and frontend development, including deployment.
- Peer Collaboration : Participate in code reviews, pair programming, and knowledge sharing.
Technical Skills & Experience :
Must-Have :
- Ruby on Rails (RoR) - Backend
- React.js - Frontend
- Strong expertise in architecture, design, and hands-on development.
- Excellent understanding of Data Structures & Algorithms.
- Proven experience with TDD principles.
- Excellent communication skills.
Good to Have :
- Experience with Node.js, TypeScript, Swift, and JavaScript
- Familiarity with relational databases and web frameworks
- CI/CD tools like Jenkins, Hudson, or Bamboo.
Job Title: Full-Stack developer
Experience: 5 to 8+ Years
ASAP Start Immediately
Key Responsibilities
Develop and maintain end-to-end web applications, including frontend interfaces and backend services.
Build responsive and scalable UIs using React.js and Next.js.
Design and implement robust backend APIs using Python, FastAPI, Django, or Node.js.
Work with cloud platforms such as Azure (preferred) or AWS for application deployment and scaling.
Manage DevOps tasks, including containerization with Docker, orchestration with Kubernetes, and infrastructure as code with Terraform.
Set up and maintain CI/CD pipelines using tools like GitHub Actions or Azure DevOps.
Design and optimize database schemas using PostgreSQL, MongoDB, and Redis.
Collaborate with cross-functional teams in an agile environment to deliver high-quality features on time.
Troubleshoot, debug, and improve application performance and security.
Take full ownership of assigned modules/features and contribute to technical planning and architecture discussions.
Must-Have Qualifications
Strong hands-on experience with Python and at least one backend framework such as FastAPI, Django, or Flask, Node.js .
Proficiency in frontend development using React.js and Next.js
Experience in building and consuming RESTful APIs
Solid understanding of database design and queries using PostgreSQL, MongoDB, and Redis
Practical experience with cloud platforms, preferably Azure, or AWS
Familiarity with containerization and orchestration tools like Docker and Kubernetes
Working knowledge of Infrastructure as Code (IaC) using Terraform
Experience with CI/CD pipelines using GitHub Actions or Azure DevOps
Ability to work in an agile development environment with cross-functional teams
Strong problem-solving, debugging, and communication skills
Start-up experience preferred – ability to manage ambiguity, rapid iterations, and hands-on leadership.
Technical Stack
Frontend: React.js, Next.js
Backend: Python, FastAPI, Django, Spring Boot, Node.js
DevOps & Cloud: Azure (preferred), AWS, Docker, Kubernetes, Terraform
CI/CD: GitHub Actions, Azure DevOps
Databases: PostgreSQL, MongoDB, Redis
Full Stack senior developer with ReactJS & Redux
Qualifications:
3 - 4 years of experience in application development and maintenance
Bachelor’s Degree/B.Tech/B.E in Computer Science or a related discipline
Advanced knowledge of HTML and CSS
Experience with using and building automated tests
Experience with CI/CD tooling (at least Git and Jenkins)
Experience with the Agile/Scrum/Kanban way of working
Proficient understanding of code versioning tools, such as Git
Experience with a modern frontend framework (e.g. Polymer, Redux, React, Angular, Vue.js or other component-based frameworks)
Experience with web paradigms such as REST, Responsive Web Design, Test-driven Development (TDD), Dependency Injection, etc.
Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
Knowledge of performance testing frameworks including Mocha and Jest.
Knowledge of RESTful APIs.
Understanding of AWS, S3, API Gateway, DynamoDB, RDS, Lambda.
|
.Minimum of 5 yeares expereince in .NET development Knowledge and drive to ensure quality by implementing unit tests Passion for quality, speed, and optimisation within the development process Experienced with agile development using Scrum/Kanban Experience with dependency injection and domain driven architectural styles Experience with the following technologies and concepts: .Net, MVC, Web api, React or Angular, SQL Experience with Git-based source control products (GitHub, Bit-bucket) |
Tech Lead – Software Development
Tech Lead will be responsible for development and project delivery. She will also provide technical and team leadership through coaching and mentorship.
Job Responsibilities:
- Guide team development efforts towards successful project delivery
- Provide technical leadership to teammates through coaching and mentorship
- Maintain high standards of software quality within the team by establishing and coaching team member in best practices in development
- Collaborate with other software developers, business analysts and software architects to plan, design, develop, test, and maintain web- and desktop-based business applications built on new and legacy technologies.
- Assist in the collection and documentation of user’s requirements, development of user stories, estimates and work plans
- Design, develop, and unit test applications in accordance with established standards
- Participate in peer-reviews of solution designs and related code
- Package and support deployment of releases
- Analyze and resolve technical and application problems
- Assess opportunities for application and process improvement and prepare documentation of rationale to share with team members and other affected parties
- Adhere to high-quality development principles while delivering solutions on-time and on-budget
- Ensure Team member adhere to the SDLC requirements
Qualifications:
- B.E./B.Tech./MCA or equivalent
- 12+ years’ experience as a Software Developer with at least 3+ years in a similar role
- Prior experience in a technical leadership position
- Proficient with .NET/Angular/React/Node JS and SQL
- Extensive hands-on Experience in ASP.Net Core, MVC.
- Excellent understanding of database tuning, design, optimization, and scaling using MS SQL and NoSQL databases
- In-depth knowledge and experience with developing web applications with service-oriented framework, Microservices and Rest APIs
- Extensive experience designing and developing enterprise grade software
- Experience with source control management systems and continuous integration/deployment environments
- Experience with agile development methodologies including Kanban and Scrum
- Experience with multi-threading and concurrency
- Experience with debugging, performance profiling and optimization
- Comprehensive understanding of object-oriented and service-oriented application development techniques and theories
We need multiple MERN stack developers. As a full stack developer, you will be producing scalable software solutions and will be involved in the full software development life cycle, from conception to deployment. You should be comfortable around both front-end and back-end coding languages, development frameworks and third-party libraries. This isn't just another CRUD application. Your challenge will be to deliver a highly-available service on top of a dynamic collection of third-party data sources . Explore the limits of your own resourcefulness by designing human and automated systems that deliver true reliability in an otherwise unpredictable environment.
Tech-Stack: React, Node.js, Javascript, and MongoDB
How You Will Contribute
- Work with the development team to ideate software solutions
- Working through the application development lifecycle to launch
- Conceptualizing, creating and building applications alongside taking designer wireframes and magically turning them into effective code
- Designing user-based interactions through effective front-end architecture
- Develop and manage well-functioning databases and back end applications
- Write effective and scalable APIs
- Leading and developing best practices for Full Stack Developer team
- Developing and designing RESTful services and APIs
- Determining application responsiveness for consumers
- Ensuring company mandate is effectively addressed in technical and developmental aspects
- Create security and data protection settings
- Write technical documentation
- Keeping current with industry trends and developments that can be applied to company needs
Technical Expertise That We Believe Will Make You Successful In This Role
- Min 1 year of experience as a MERN Stack Developer
- Fluency in CSS, JavaScript and HTML
- Understanding of CSS preprocessors including Sass
- Strong knowledge of building effective APIs in Node.js (Express)
- Proficiency in writing effective React components.
- Experience working with MongoDB, Redis and AWS
- Good knowledge of data structures, system design and algorithms
- Bachelor/Master degree in Computer Science
- Soft-Skills That Will Come Handy
- Having a knack for visual design and utility
- Excellent written and verbal communication skills
- Strong attention to detail
- Head for problem-solving
- Having a flexible working style
- Being a team player
- Comfortable with working unsupervised
What We Need
- Solid industry experience
- Web Development using MERN Technologies (Mongo, React / React JS, Express JS or similar, Node)
- Server-side scripting skills with Node.JS
- Good understanding of client-side scripting and JavaScript frameworks, including jQuery.
- Databases - MongoDB, PostGreSQL, Cassandra
Good to Have
- Open Source Contributors (esp. Javascript to be evident from GitHub)
- Notice period to be less than 30 days
Required Skills:
- .NET Core
- C#
- Web API
- Aware of Microservice concepts
- MongoDB
- Excellent communication
Docker, Kubernetes, and Linux knowledge is desirable. Having worked in a product development environment is desirable. Having worked in the finance and banking domain is desirable.
We are looking for an IMMEDIATE JOINER - As Java Developer you will be responsible for creation and implementation of backend services (API / Microservice).
Roles & Responsibilities:
- Designing and developing performant REST APIs, Microservices.
- Data Model design.
- Participating in requirements analysis.
- Writing clean, scalable code and Implementing unit tests.
- Participating in peer code reviews.
- Optimizing the overall performance of Application.
- Strong focus on data governance and security.
- Be a strong Agile team member.
Skills:
- Conceptually strong in Design Patterns and OOP
- Hands on with technologies like Spring Boot, Java Web services/APIs (SOAP, REST, JSON, Maven, Gradle, jUnit)
- Working knowledge with AWS is a must.
- Excellent understanding of data structures, threading.
- Working knowledge with any of the Unit Test Frameworks such as jUnit.
- Good problem-solving skills. Attention to details.
- Should be a quick learner and keen on learning new technologies.
- Strong in debugging, troubleshooting and performance tuning for SQL queries
- Proficient in RDBMS (MySQL, Mssql) and NoSQL databases (mongo, HBase)
- Excellent oral and written communication skills.
Additional Skills (Optional):
- Exposure to Node.js / python
- Exposure to Lambda functions.
- Exposure to AWS Data Storage.
- Knowledgeable on TDD.
Qualifications & Experience:
- BE/B.Tech, ME/MTech. 7+ years of Java development experience, including Spring, Spring Boot








