
JOB DESCRIPTION:
Location: mumbai
Mode of Work : 3 days from Office
DSA(Collections, Hash maps, trees, Linkedlist and Arrays, etc), Core Oops concepts(Multithreading, Multi Processing, Polymorphism, Inheritance etc) Annotations in Spring and Spring boot, Java 8 Vital features, database Optimization, Microsevices and Rest API
- Design, develop, and maintain low-latency, high-performance enterprise applications using Core Java (Java 5.0 and above).
- Implement and integrate APIs using Spring Framework and Apache CXF.
- Build microservices-based architecture for scalable and distributed systems.
- Collaborate with cross-functional teams for high/low-level design, development, and deployment of software solutions.
- Optimize performance through efficient multithreading, memory management, and algorithm design.
- Ensure best coding practices, conduct code reviews, and perform unit/integration testing.
- Work with RDBMS (preferably Sybase) for backend data integration.
- Analyze complex business problems and deliver innovative technology solutions in the financial/trading domain.
- Work in Unix/Linux environments for deployment and troubleshooting.
Required Skills & Experience:
- 3– 7 years of strong hands-on experience in Core Java, Spring boot, microservices, data structures.
- Deep understanding of Object-Oriented Programming (OOP), data structures, algorithms, and design patterns.
- Proven experience with Spring, CXF, and REST/SOAP web services.
- Solid understanding of microservices architecture and distributed systems.
- Experience working with Sybase or other relational databases.
- Expertise in multithreading, concurrency, and high-throughput server-side development.
- Exposure to capital markets, sales & trading platforms, or similar financial services applications.
- Good working knowledge of Unix/Linux environments.
- Experience in solution architecture and design documentation is a strong plus.
- Strong problem-solving skills, analytical thinking, and a proactive attitude.
- Excellent communication and interpersonal skills to work effectively with global teams.
Preferred Qualifications:
- Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
- Previous experience in investment banking, capital markets, or financial technology domains.
For more details:
Website: www.wissen.com
Wissen Thought leadership : https://www.wissen.com/articles/
LinkedIn: Wissen Technology

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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Must Have Technologies
- 3–5 years of professional experience in software development
- .Net Framework / Core
- C#
- RestAPI / Microservices
- MS-SQL / Postgres
- Angular
Good to Have Skills:
- Knowledge of Agile / Scrum methodology and JIRA are added advantage
- AWS / AZURE intermediate or professional certification
- Experience with Git, branching strategies, CI/CD pipelines, and DevOps best practices.
- Expertise in writing high-quality, secure, and maintainable code using design patterns and best practice
- Strong skills in debugging, troubleshooting, and improving application performance
- Understanding of software engineering best practices, including SOLID principles, design patterns, and unit testing using any framework like NUnit/XUnit/Playwright etc.
- Knowledge of security best practices
Key Responsibilities:
1. Develop and test scalable, secure, and maintainable code following coding standards.
2. Communicate and actively participate in client calls and requirements gathering and understanding calls
3. Technical documentation
Job Details
- Job Title: Full Stack Engineer
- Industry: SAAS
- Function – Information Technology
- Experience Required: 5-7 years
- Working Days: 6 days
- Employment Type: Full Time
- Job Location: Bangalore
- CTC Range: Best in Industry
Preferred Skills: TypeScript, NodeJS, mongodb, RESTful APIs, React.js
Criteria
Candidate should have at least 4+ years of professional experience as a Full Stack Engineer
Hands-on experience with both React.js and Node.js
Solid understanding of MongoDB
Should have experience in RESTful APIs
Should be from a startup or scale up companies
Should have good experience in Typescript
Strong understanding of asynchronous programming patterns
Preferred candidates from SAAS/Software/IT Services based startups or scaleup companies
Job Description
The Role:
We’re looking for a Full Stack Engineer to build, scale, and maintain high-performance web applications for company’s technology platforms. This role involves working across the stack-frontend, backend, and infrastructure - using modern JavaScript-based technologies.
You’ll collaborate closely with product managers, designers, and cross-functional engineering teams to deliver scalable, secure, and user-centric solutions. This role is ideal for someone who enjoys end-to-end ownership, technical problem-solving, and working in a fast-paced startup environment.
What You’ll Own
1. Full Stack Development
● Design, develop, test, and deploy robust and scalable web applications.
● Build and maintain server-side logic and microservices using Node.js, Express.js, and TypeScript.
● Contribute to frontend feature development and integration.
● Participate in feature planning, estimation, and execution.
2. Backend & API Engineering
● Design and develop RESTful APIs and backend services.
● Implement asynchronous workflows and scalable microservice architectures.
● Ensure performance, reliability, and security of backend systems.
● Implement authentication, authorization, and data protection best practices.
3. Database Design & Optimization
● Design and manage MongoDB schemas using Mongoose.
● Optimize queries and database performance for scale.
● Ensure data integrity and efficient data access patterns.
4. Frontend Collaboration & Integration
● Collaborate with frontend developers to integrate React components and APIs seamlessly.
● Ensure responsive, high-performing application behavior.
5. System Design & Scalability
● Contribute to system architecture and technical design discussions.
● Design scalable, maintainable, and future-ready solutions.
● Optimize applications for speed and scalability.
6. Product & Cross-Functional Collaboration
● Work closely with product and design teams to deliver high-quality features in rapid iterations.
● Participate in the full development lifecycle—from concept to deployment and maintenance.
7. Code Quality & Best Practices
● Write clean, testable, and maintainable code.
● Follow Git-based version control and code review best practices.
● Contribute to improving engineering standards and workflows.
What We’re Looking For
Must-Haves
● 4+ years of professional experience as a Full Stack Engineer or similar role.
● Strong proficiency in JavaScript and TypeScript.
● Hands-on experience with Node.js and Express.js.
● Solid understanding of MongoDB and Mongoose.
● Experience building and consuming RESTful APIs and microservices.
● Strong understanding of asynchronous programming patterns.
● Good grasp of system design principles and application architecture.
● Experience with Git and version control best practices.
● Bachelor’s degree in Computer Science, Engineering, or a related field.
Good-to-Have / Preferred
● Frontend development experience with React.js.
● Exposure to Three.js or similar 3D/visualization libraries.
● Experience with cloud platforms (AWS, GCP, Azure – EC2, S3, Lambda).
● Knowledge of Docker and containerization workflows.
● Experience with testing frameworks (Jest, Mocha, etc.).
● Familiarity with CI/CD pipelines and automated deployments.
Tools You’ll Use
● Backend: Node.js, Express.js, TypeScript
● Frontend: React.js (preferred)
● Database: MongoDB, Mongoose
● Version Control: Git, GitHub / GitLab
● Cloud & DevOps: AWS / GCP / Azure, Docker
● Collaboration: Google Workspace, Notion, Slack
Key Metrics You’ll Own
● Code quality, performance, and scalability
● Timely delivery of features and releases
● System reliability and reduction in production issues
● Contribution to architectural improvements
Why company
● Work on impactful, product-driven tech platforms.
● High-ownership role with end-to-end engineering exposure.
● Opportunity to work with modern technologies and evolving architectures.
● Collaborative startup culture with strong learning and growth opportunities.
Design and develop scalable web applications using MEAN/MERN stack.
Build & optimize AI/LLM workflows using LangChain or LangGraph.
Implement vector storage & semantic search using FAISS / Pinecone / Chroma / Milvus.
Build APIs, microservices, and integration layers.
Optimize application performance and ensure code quality.
Collaborate with cross-functional teams (product, design, backend, DevOps).
Must-Have Skills
- Strong experience in Node.js, Express.js, MongoDB, and Angular/React.
- Hands-on experience in LLM apps, RAG pipelines, Vector Databases.
- Practical knowledge of LangChain / LangGraph.
- Experience with REST APIs, authentication, and integrations.
- Solid understanding of Git, CI/CD, and cloud platforms (AWS/Azure/GCP).
Requirements
- 5+ years of experience in professional Web Development
- Proven software development experience in Core PHP, Codeigniter, WordPress; Laravel is a plus.
- Must have 2+ yrs experience in VueJs.
- Experience in ReactJs, NodeJs is a plus.
- Excellent Software Design and Architecting capabilities
- Complete familiarity with client-side scripting and Angular JS, Ember JS , JavaScript frameworks, including jQuery.
- Complete familiarity and expertise in web markup, including HTML5, CSS3.
- Expertise in third party API integration - payment gateways, Storage, Streaming services, etc.
- Complete familiarity and experience working with JSON / XML and REST API structure
- Familiar with Continuous Integration/Continuous Deployment technologies such as Bitbucket, Jenkins and Git
- AWS/Google Cloud Deployment is a must; Devops capability is a plus.
- Excellent knowledge of relational databases, version control tools and of developing web services.
- Sound Database experience with MySQL and PostgreSQL experience
- A sound knowledge of Object-Oriented (OOPS) Programming & Design Pattern.
- Agile and Iterative (TDD) development expertise.
Java Full Stack Developer
Experience required-4.5 to 7yrs
Mandatory Skills- Front end- HTML, CSS, Javascript, Angular/React
Back end- Java, Springboot/Node/Python, Any SQL/RDBMS, OS
Jenkins for Deployment
Job Description
We are looking for a talented Magento 1 and 2 developer that will oversee maintaining our
eCommerce website. Your main tasks will be to ensure that the last security patches are installed and that existing functionality continues to work properly. You will also oversee developing new modules and applying any required front-end changes.
What we expect from you?
Good experience in eCommerce development
Strong debugging skills, Code flow analysis, and the ability to read and modify existing
code.
Good knowledge of Payment gateway integration
Shopify experience will be a big plus.
2+ years of work experience.
Strong problem-solving and troubleshooting skills.
Good communication and Learning attitude.
Strong object-oriented programming knowledge
Very good PHP knowledge
JavaScript is a must for front-end development
Extensive LESS & CSS knowledge
Magento certification is a big plus
What you will get to work on?
Create responsive sections as per the requirement given to you.
Bug fixing, testing, and maintenance of the site.
Data entry work is also included
Regularly update our Magento installation
Install security patches
Develop new functionality
Implement front-end changes.
For more details dial - nine/one/zero/one/four/double three/eight/one/two.
Position profile
Senior Software Engineer
Responsibilities and duties
Skill Set
Primary
- 4-7 years’ experience developing scalable Mobile, Web and Cloud based applications.
- 3-4 years’ experience with hybrid mobile applications using IonicJS.
- 3-4 years’ experience with backend frameworks: Node.js, Express.js, Mongoose.js.
- 3-4 years’ experience with JavaScript Frameworks such as Angular, CSS and HTML5.
- 1-2 years’ experience with Azure Cloud, Azure PaaS (Functions, Service Bus, etc.).
- 1-2 years’ experience with SQL Server and MongoDB database.
- Experience in developing applications involving data extraction, transformation, and visualization using tools like Power BI.
- Very strong experience with the orchestration of multiple asynchronous API calls via call backs, promises, and async/await.
- Hands-on experience with TDD, using libraries such as Mocha/Jasmine.
- Define and implement application & infrastructure migration methodologies and techniques to migrate workloads into Azure.
- Knowledge of CI/CD, Jenkins pipelines would be a plus.
- Knowledge of AWS Cloud would be a plus.
- Experience in developing native iOS and Android applications would be a plus.









