
Job Description: We are seeking a talented Java Full Stack Developer to join our team.
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. As a Java Full Stack Developer, you will be responsible for designing, developing, and maintaining enterprise applications using Java and Angular.
You will collaborate with cross-functional teams to define, design, and ship new features, and you will work closely with Architects to ensure the technical feasibility of designs and implement them accordingly.
Required Skills:
- Exp. - 5 to 9 years.
- Experience in Core Java 8 and above, Spring (including Core, WebMvc, Batch, Cloud etc).
- Extensive experience in developing enterprise-scale n-tier applications for financial domain. 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.
- Develop user interfaces for modern web applications using Angular.
- Experience with HTML5, CSS3, and JavaScript.
- Good development experience with RDBMS, preferably DB2/Sybase databases.
- Good knowledge of multi-threading and high-volume server-side development.
- 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.
Good to have Skills:
- Prior experience in investment banking / capital markets.
- Experience with cloud platforms such as AWS, Azure, or Google Cloud Platform.
- Knowledge of DevOps practices and CI/CD pipelines.
- Familiarity with Agile methodologies.
- Contributions to open-source projects.
- Relevant certifications (e.g., Angular, Java).

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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Technical Lead – Full Stack
Overview
We are seeking a high-caliber Tech Lead – Full Stack to join our Digital Twin Platform and Simulation team. In this role, you will translate high-level architectural visions into robust, executable low-level designs (LLD). You will be the technical anchor for the squad by providing deep technical guidance and maintaining rigorous standards you will enable the team to deliver scalable interfaces and services that power our digital twin ecosystem.
Our Core Full Stack Stack
Front-End Engineering
- React + TypeScript (with Next.js), ShadCN/UI, Tailwind CSS for building complex, state-heavy interactive dashboards.
- JavaScript (ES6+) and TypeScript for type-safe management of simulation data
- State management (Redux/Zustand) optimized for high-frequency data updates
· Experience in ESRI ArcGIS Map usage in UI is a big plus.
Back-End & Microservices
- Java and Spring Boot for building high-scale, resilient microservices
- REST APIs for seamless communication between services and front-end consumers
- Microservices architecture and system integration patterns
- Experience designing, building, and integrating RESTful or GraphQL APIs, Protobuf with gRPC and gRPC-Web
Engineering Excellence
- GitHub for version control and rigorous Code Reviews
- CI/CD pipelines, Docker, and Kubernetes for cloud-native deployment
Key Responsibilities
- Low-Level Design (LLD): Convert high-level architectural blueprints into detailed technical designs, including class diagrams, sequence diagrams, and API specifications.
- Technical Mentoring: Lead and coach the engineering team through pair programming, technical 1-on-1s, and hands-on guidance to elevate overall team competency.
- Standards Enforcement: Ensure all code adheres to the defined engineering standards, SOLID principles, and design patterns established by the Architects.
- Code Quality & Review: Conduct comprehensive code reviews to maintain high quality, ensuring the team delivers clean, testable, and maintainable code.
- Technical Anchoring: Serve as the "go-to" expert for the squad to resolve complex technical blockers and provide clarity on implementation details.
- Hands-on Development: Direct implementation of critical and complex modules, setting the benchmark for performance and reliability.
- System Integration: Oversee the technical execution of integrations between full-stack applications and core data layers (Databricks/Neo4j).
- Delivery Governance: Ensure the squad meets sprint objectives by maintaining a high standard of execution and managing technical debt effectively.
Preferred Qualifications
- 8 to 10 years of professional experience in full-stack software development.
- Proven track record in a Tech Lead capacity, with strong experience in creating Low-Level Designs.
- Expert-level proficiency in Java, Spring Boot, and React.
- Deep understanding of Microservices architecture and RESTful API design.
- Familiarity with ShadCN/UI familiarity along with Material UI, Storybook, and/or similar tools
- Demonstrated ability to mentor engineering teams and drive technical excellence in an Agile environment.
- Experience working in the India tech region, preferably within high-growth product engineering teams.
Highly Desirable
- Experience building platforms for Digital Twin, IoT, or Simulation environments.
- Familiarity with visualizing complex networks or real-time operational data.
- Knowledge of performance tuning for both front-end rendering and back-end processing.
- Experience leading teams in an Agile/Scrum environment.
- Exposure to industrial domains such as Manufacturing, Logistics, or Transportation is a plus.
Location: Hyderabad, Telangana
Department: Engineering
Employment Type: Full-Time
What You will do
● Create beautiful software experiences for our customers using design thinking, lean and agile methodology.
● Design and develop software products from scratch using the latest cutting edge technologies, platforms and languages such as JAVA, python, Javascript, GoLang and Scala.
● Work in a dynamic, collaborative, transparent, non-hierarchical culture.
● Help to grow the next generation of developers and have a positive impact on the industry.
Basic Qualifications
● Experience: 8+ years.
● Engineering Degree in Computer Science OR Equivalent.
● Hands-on development experience with a broad mix of languages such as JAVA, Python, Javascript etc.
● Server-side development experience mainly in JAVA, (Python and nodeJS can be considerable)
● UI development experience in ReactJS or AngularJS or PolymerJS or EmberJS or Jquery etc.
● Passion for software engineering and follow the best coding concepts. ● Good to great problem solving and communication skills.
● Must have experience in technical architecture and design , code reviews and mentoring junior developers.
● Should have experience in stakeholder management and work along with architects as and when necessary to lead the project.
Nice to have Qualifications
● Product engineering and customer-centric mindset.
● Great OOP skills, including design patterns.
● Experience with devops, continuous integration & deployment.
● Exposure to big data technologies, Machine Learning and NLP will be a plus.
Benefits
● Competitive salary.
● Work from anywhere.
● Reimbursements for remote work set up.
● Insurance (including a top up insurance for COVID).
● Free Access to Online learning libraries such as O'reilly or equivalent Location Remote - work from anywhere
- Our FinTech MNC client is looking for young full-stack developers who are passionate about technology, and who have the thirst to learn new technologies and update themselves to find new solutions to meet the needs of our constantly growing business.
- Our technology consists of node.js with StrongLoop loopback, Angular 5, MySQL, MongoDB, Redis and ElasticSearch and a lot of experimentation apart from this.
Candidates who can join immediately will be preferred
Responsibilities :
- 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, JavaScript, its quirks, and workarounds.
- Excellence in at least one framework like StrongLoop loopback, express.js, sails.js
- Experience with the javascript framework Angular 2+.(Optional)
- Deep architectural understanding of modern-day web applications
- Diligence for coding standards. Must be able to work within our linting standards.
- Must be good with git and git workflow
- Experience with external integrations is a plus
- Working knowledge of AWS
- Expertise with Linux-based systems
- Experience with CI/CD tools like Jenkins is a plus.
- Experience with testing and automation frameworks is a plus.
- Extensive understanding of RDBMS systems
- Experience with ElasticSearch is a strong plus.
Job Perks :
- Get to work with a highly passionate team of engineers.
- Open and embracing the culture for the latest hot technologies.
- A high level of freedom, experimentation and responsibility.
- Produce detailed specifications
- Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality
- Contribute in all phases of the development lifecycle
- Follow industry best practices
- Develop and deploy new features to facilitate related procedures and tools if necessary
Requirements :
- Expert in Python with at least one Python web framework (such as Flask, Django etc)
- Hands-on experience on building and leveraging third party Restful APIs
- Strong knowledge in algorithms and data structures
- Experience in any one of the python libraries such as Pandas, Scikit, Numpy, BeautifulSoup, and Scrapy
- Hands-on experience in Linux platform is a must
- Understanding of design principles behind a scalable application
- Knowledge in relational and NoSQL databases
- Exposure to Big Data and Real-time analytics is a plus
- Knowledge of Machine learning or Natural language processing in Python is a plus
- Experience using a public cloud such as Amazon AWS
Your responsibilities as a Full Stack Developer * Write clean codes with relevant test cases
Roles & Responsibilities-
- Prototype quickly and optimize iteratively
- Integrating front end with server-side logic
- Implement security and data protection measures
- Document the work properly
- Implement feedback received from end-users
- Deployment on cloud
- Understanding of code versioning tools like git
Experience-
- Must have at least 2-3 years of experience in MEAN Stack development i.e MongoDB, Express.js, Angular, and Node.js
- Extensive Experience in API integration and development.
- Working knowledge of HTML5, CSS3, and JavaScript.
- Experience with version control systems and repository management.
- Passionate about writing clean, efficient, and maintainable code.
- Strong analytical and debugging skills and experience building consumer systems at scale.
Required skillset
Applicants must have knowledge and experience in the following:
- Backend frameworks like nodejs, expressjs
- Working with RDBMS
- Familiarity with MongoDB would be beneficial
- HTML, CSS & JavaScript
- Frontend frameworks like Angular, React / Svelte
- A web servers like Nginx
- Familiarity of working with WebSocket’s
- Docker understanding
| • Prior working experience as Java Technical Lead • Hands on in Java Programming Language, version 8 and above • Experience designing, building and unit testing Java applications • In-depth knowledge of popular Java frameworks like Spring Framework • Experience with Object-Oriented Design (OOD) • Problem-solving abilities • Hands on in jUnit framework •Spring MVC • Must have hands on experience in Kafka • Knowledge of ELK (Elastic Search and Kibana) stack is required • JPA •Multi-Threading and concurrency • RDBMS (Any) • Understanding of build tools like Gradle or Maven • Working knowledge of Linux • Should be using GIT as versioning control |
Location: Bangalore
Years of experience: 2- 7 Yrs
Notice Period: Immediate is desirable. not more than 1 month.
Prerequisites & Evaluation: The candidates should go thru' Coder Pad or HackerRank with medium or complex questions. Candidates with at least 80% pass marks will be taken forward.
Shortlisted candidates will be taken thru the next round of interviews by the client stakeholders.
Seeking an experience Java / J2EE senior developer / technical lead to join a highly skilled team of senior developers within NLP Automation & Machine Learning Technology Group and help us continue to build our Cognitive Automation product. The role is not just about software development, it is also about the design and architecture of our proprietary product and its implementation across the finest financial firms globally.
This is a senior position reporting to the Vice President of the company. As the lead engineer you will be directly responsible for the design and architecture of all software development.
The codebase is less than 36 months old, there's lots of new development and improvements to be made. Working across the full development life cycle from stakeholder liaison through to delivery you will make the technical decisions, set the standards and drive quality.
Candidate should be self-motivated, energetic, driven and looking to build a career in a fast-paced market environment at one of the leading - domain-tech- firms.
We embrace diversity, ideas and intellect and above all to be fair, honest, open and transparent. We embrace tough technical and intellectual challenges, we solve the hard problems and bring incredible value to our customers, employees and shareholders.
Role
- Lead software engineering projects and create the development and delivery of enhanced software solutions
- Develop overall technical plan and create architecture proposals based on identified solution gaps. As recognised subject matter expert, lead planning, design and implementation of technical solutions
- Create solution definition and solution architecture. Assist Management in Business Case Development and Scenario Planning leading to an effective decision-making process
- Engage with key stake holders, internal and external, to understand user requirements
- Take ownership and accountability for the deliverable s in all phases of the development life cycle
- Build a future ready product and team
- Become redundant!
If your background resonates with the below, then do reach out to us!
- 6+ years of development / technical expertise (experience is indicative only)
- Hands-on experience with Advanced Core Java Technologies incl., multi threading, distributed caching, & fault-tolerant logic
- Strong experience with real-time, low-latency, high-throughput, distributed and scalable systems
- Understanding and experience using continuous build tools like Maven / Jenkins / GIT
- Experience with web technologies like Servlets, Spring and Struts
- Experience using latest frameworks like Spring MVC, Spring Boot, Spring Rest
- Experience with SQL on any of the RDBMS - Oracle, PostgreSQL, My SQL
- Experience with any of the ORM frameworks - Hibernate/iBatis, JDBC, JPA
- Experience with Web Services development - SOAP, REST
- Exposure to JMS - IBM MQ or Active MQ is good to have
- Exposure to performance testing using JMeter is good to have
- Use of code repository tools like SVN, GIT
- Exposure to any of the build and deployment tools - ant, gradle, maven
- Understanding coding practices, code quality and code coverage
- Experience with Agile practices
Regards
Pooja







