
Job Description – Technical Lead (Java Spring Boot + Angular)
Role Overview
We are looking for a highly skilled Technical Lead with strong experience in Java Spring Boot and Angular to lead a team of developers for a client project based out of Whitefield, Bangalore. The role requires hands-on development, design, architecture understanding, code review, and team coordination.
Key Responsibilities
- Lead a team of 9 developers and provide technical guidance.
- Perform hands-on development using Java, Spring Boot, Angular.
- Drive solution design, code quality, best practices, and performance optimization.
- Work closely with the client’s product owners and architects.
- Conduct code reviews, technical grooming, and sprint planning.
- Troubleshoot and resolve complex technical issues.
- Ensure timely delivery of modules with high quality.
- Mentor team members and support them in solving technical blockers.
Technical Skills Required
- Strong expertise in Java 8+, Spring Boot, REST APIs.
- Strong front-end experience with Angular 8+, TypeScript, HTML, CSS.
- Experience with SQL/NoSQL databases (MySQL, PostgreSQL, MongoDB, etc.).
- Hands-on with Git, Maven/Gradle, Jenkins, CI/CD.
- Knowledge of cloud platforms (AWS) is an added advantage.
- Experience with Agile/Scrum methodologies.
Soft Skills
- Excellent communication and client-facing skills.
- Ability to lead, mentor, and motivate the team.
- Strong problem-solving and analytical skills.

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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Responsibilities
- Design and develop scalable web applications using Java and Angular/React
- Collaborate with cross-functional teams to define, design, and ship new features
- Maintain code quality through code reviews and automated testing
- Implement RESTful APIs to support front-end functionality
- Troubleshoot and debug applications to ensure optimal performance
- Participate in agile development processes and contribute to continuous improvement
Qualifications
- Bachelor's degree in Computer Science or related field
- 3+ years of experience in full stack development using Java and Angular/React
- Strong understanding of front-end technologies like HTML, CSS, and JavaScript
- Experience with back-end development including RESTful API design
- Familiarity with database technologies such as SQL and NoSQL
- Excellent problem-solving skills and attention to detail
We are a forward-thinking company Hookux seeking a skilled Full Stack Developer to join our team. You will work on a variety of exciting projects that require problem-solving, innovation, and scalability. One such project is, a stock market and crypto investing simulation platform that teaches children financial skills through gamified competition.
Key Responsibilities:
- Develop and maintain robust, scalable, and efficient front-end and back-end systems.
- Collaborate with cross-functional teams to define, design, and ship new features.
- Design and implement API endpoints and server-side logic.
- Work closely with the design and product teams to ensure the technical feasibility of UI/UX designs.
- Optimize the application for maximum speed and scalability.
- Write well-documented, clean code.
- Troubleshoot and debug applications.
- Stay up-to-date with emerging technologies and industry trends.
Technical Skills & Experience:
- Proficient in JavaScript/TypeScript, with expertise in React.js for front-end development.
- Strong experience with Node.js, Express.js, or other backend technologies.
- Familiarity with database technologies such as MongoDB, PostgreSQL, or MySQL.
- Experience with RESTful APIs and third-party integrations.
- Knowledge of cloud platforms like AWS, Azure, or Google Cloud.
- Proficient in version control (e.g., Git) and collaboration tools.
- Experience with agile methodologies and continuous integration/deployment (CI/CD).
Bonus Skills:
- Experience with React Native for mobile app development.
- Familiarity with blockchain technology or cryptocurrency-related platforms.
- Experience with containerization (e.g., Docker, Kubernetes).
- Knowledge of testing frameworks and tools.
Qualifications:
- Bachelor's degree in Computer Science, Engineering, or related field (or equivalent practical experience).
- years of experience in full stack development.
- Ability to manage multiple priorities and work independently as well as in a team environment.
Benefits:
- Competitive salary and performance bonuses.
- Opportunities for career growth and learning.
- Flexible working hours and remote working options.
mail me your CV and portfolio at hr @ hookux.com
Job Summary:
Experienced Full-Stack Developer with expertise in Angular (TypeScript) for front-end development and Python Flask for back-end API development. Strong background in Microsoft SQL Server, authentication using Azure AD (MSAL), and implementing efficient API integrations. Skilled in unit testing, debugging, and optimizing performance.
Key Skills:
• Front-End: Angular, TypeScript, PrimeNG, RxJS, State Management, React JS
• Back-End: Python Flask, SQLAlchemy, RESTful API Development
• Database: Microsoft SQL Server (SQL, Joins, Query Optimization)
• Authentication: Azure AD, MSAL, JWT-based authentication
• DevOps & Deployment: Git, CI/CD (Azure DevOps, GitHub Actions)
• Additional: data validation, pagination, performance tuning

- Hands-on expertise in managing technical teams and work closely with business stakeholders
- Should be familiar with card testing and POS ecosystem.
- Experience with designing APIs and building platform integrations in Commerce, POS, FinTech and Payments
- Payment’s domain experience.
- Extensive experience on Base24 & SWITCH part for payment format.
- Exposure on ISO8583 Messaging system.
- API understanding and creation.
- Working knowledge on cryptographic algorithms (RSA, EC, AES, SHA variants), TLS/SSL protocols. C Symetric and A symetrics, K.M.S.
- Digital Payments technical knowledge - QR/ POS/ UPI/ BQR
- Understanding of CI/CD pipelines, Kubernetes, containerization, Docker
- Must have strong technical skills in Android APK and iOS development Concept and Web services.
- Supportability, monitoring, ops in general.
- Accurate cost models to deploy and operate
- Extensive experience in TLOG’s, data integration with downstream applications, and impact of POS changes on different financial, legal, compliance, loss prevention, etc. applications.
- Extensive experience with payment systems 7861 (EMV, payment middleware, encryption, tokenization, settlement, offline scenarios,).
- Extensive experience with different types of payment methods including credit, debit, gift cards (Both closed loop and open loop), PLCC, PayPal, AliPay, checks, etc. as well as different payment form factors like Tap N Go, contactless, swipe, EMV, Mobile, etc.
- Extensive experience with payment devices (pin pads, printers, registers, scanners).
- Experience in Node.js / Java / Python, building REST APIs, with experience/exposure to front end stack like JavaScript & React / Angular.
- Experience with Storage systems - RDBMS, NoSQL (Cassandra/MongoDB), Redis/Memcache/Aerospike.
- Experience in messaging tools like Kafka/AWS Kinesis etc...
- Design expertise for performance, scalability, fault tolerance and high availability
Technical Competencies Required:
- Experience with POS systems and Payments domain.
- Demonstrated experience for systems architecture, design, and integration for POS systems
- Java and/or Node.js. Experience building micro services (REST APIs) using Node.js
- Experience with one or more RDBMS databases like MySql, PostGreSQL
- Experience with one or more NoSQL databses like MongoDB, Cassandra, DynamoDB, Aerospike, Elastic Search, Redis, neo4j etc.,
- Caching technologies like: Redis, Elasticache,
- Cloud Providers like: AWS/ Google Cloud / Azure
- CI / CD : Jenkins, Docker, Kubernete
Requirements
- 3+ years of overall application development experience
- 5 years of Java 8, J2EE, Spring Boot, Spring MVC, JPA
- 2 years of Angular 8+, TypeScript, JavaScript, HTML, CSS
- Expert knowledge of SQL and PL SQL programming with MySQL database
- Strong knowledge of Maven, Junit, Mockito, GitLab, GitHub, and Jira
- Nice to have Docker implementation experience
- Experienced with TDD test driven development and automated unit testing including UI unit testing frameworks
- Expert knowledge of JSON RESTful web service development
- Experience with code reviews development of coding standards practices improving the quality in the software code
- Ability to work independently, take initiative to ensure efficient and timely resolution of production issues
- Excellent problem-solving design development and debugging skills
- Ability to solve problems using an analytical approach decisive fast moving quick and constructive resolutions of conflicts and a can-do attitude
- Expert knowledge in Agile Scrum practices Software Development and Application Life Cycle Management
About OJ Commerce:
OJ Commerce is a fast-growing, profitable online retailer based in Florida, USA with a full-fledged India office based in Chennai driven by a sophisticated, data-driven system to run the operations with virtually no human intervention. We strive to be the best-in-class ecommerce company delivering exceptional value to customers by leveraging technology, innovation and brand-partnerships to provide a seamless & enjoyable shopping of high-quality products at the best prices to our customers.
Responsibilities:
Work with business-stakeholders to understand requirements, prototype, build and deploy it.
CRUD the backend code you own keeping maintenance, performance and security in mind.
Keep up breast of latest technologies and its ecosystem and adopt ones that aid safe product delivery at speed.
Automate the boring and mundane stuff for you prefer to be productive than being busy.
We are flat. Be responsible for professional growth of self and the team.
- Tune application for performance.
- Take initiatives and manage change to work towards business goals at speed without compromising safety.
- Coach full-stack developers on backend skills.
- Provides problem resolution support, specific to application issues, identifies and resolves problems in application software, determines symptoms and ensures accurate problem definition
Develop functional, architectural and other documentation as required for productive functioning of teams.
- Be the brand ambassador for OJ Commerce by speaking at meetups, conferences, etc.
- We are fluid. Be ready for changing dynamics in responsibilities from time to time. Exciting isn't?
- Take the lead in digital transformation of legacy applications.
What you need to shine?
- You have the prior experience in modernising legacy applications.
- You are a passionate hands-on developer with deep experience in building enterprise grade software in Microsoft ASP.NET Core, ASP.NET MVC, Web API, SOA, Micro-Services and RESTful Services with knowledge of SQL Server database.
- You have the ability to see and work on the big picture (Application Architecture) and devilish details (Complex Code).
- Strong experience in developing web applications using C#, VB.Net, .NET, LINQ, Net Framework 4.0, MVC 3/4/5, ASP.NET Web API, .Net Core etc.
- You are Cloud savvy, preferably Google Cloud.
- You have rich experience in Object-Oriented Programming (OOP) with good knowledge of practical design-patterns and its applications.
Hands-on experience in building SOA or Micro-services preferably on .NET Core.
Proven Architectural skills with high standards in Code quality
Knowledge of ReactJS/Typescript would be added advantage.
Practical experience in Agile development methodologies of using CI/CD.
Extreme Programming (TDD) experience is sought after by us.
What we Offer
- Greenfield opportunity to transform legacy backend applications to latest technology stack.
- Fast-paced start-up environment: This is not for the faint hearted; you need grit and passion as much as you need the core skills.
- Work in an interdisciplinary team where learning from one another and developing solutions cross-functionally is a key part of our culture.
- Golden opportunity to make history by making big business impact.
- Competitive salary to take good care of self and family.
- Insurance Benefits: Medical and Accident cover.
- Flexible Working Hours
Responsibilities:
- Consult with users, clients, and other technology groups on issues, and recommend programming solutions, install, and support customer exposure systems
- Apply fundamental knowledge of programming languages for design specifications.
- Analyze applications to identify vulnerabilities and security issues, as well as conduct testing and debugging
- Serve as advisor or coach to new or lower level analysts
- Identify problems, analyze information, and make evaluative judgements to recommend and implement solutions
- Resolve issues by identifying and selecting solutions through the applications of acquired technical experience and guided by precedents
- Has the ability to operate with a limited level of direct supervision.
- Can exercise independence of judgement and autonomy.
- Acts as SME to senior stakeholders and /or other team members
Qualifications:
- Minimum 6 years of total IT experience
- Minimum 4 years of Appian development experience
- Good logical and reasoning skills
- Consistently demonstrates clear and concise written and verbal communication
- Demonstrated problem-solving and decision-making skills
- Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements
- Ability to read requirements and independently work on a project with minimal supervision
Education:
- Bachelor’s degree/University degree or equivalent experience
Responsibilities:
- Concepting, creating, and building websites alongside our graphic design team, including taking designer wireframes and magically turning them into effective code.
- Working through the website development lifecycle to launch.
Designing user-based interactions through an effective front-end architecture framework. - Developing functional databases, applications, and servers to support our websites on the back end.
- Developing and designing RESTful services and APIs.
- Determining application responsiveness for consumers.
- Troubleshooting issues and problem-solving as necessary.
- Keeping current with industry trends and developments that can be applied to company needs.
Requirements:
- Bachelor’s Degree in Computer Science.
- Expertise with MEAN stack
- Fluent in CSS (Foundation or Bootstrap), JavaScript, and HTML, with an understanding of CSS preprocessors including Sass and LESS.
- Strong knowledge of Linux, JavaScript, and MongoDB with working knowledge of SQL Database and PHP.
- Experience with JS-based tools including Bower, Grunt, and Gulp.
- Working experience as a Full Stack Developer.
- Experience working with server technologies including Apache, ISS, Node.js, and Nginx.
- Experience in API design and development.
- Understanding of libraries including Backbone.js and jQuery.
- Experience with Docker, AWS, CI/CD, Jira is a plus.
- Strong knowledge of data structures, system design, and algorithms.
- Excellent communication skills, with strong attention to detail and a head for problem-solving.
- Skilled at working in tandem with a team, or unsupervised as required.
problems into innovative technology solutions by creating and owning the technical vision of the
project and ensuring that the vision is achieved with a high level of quality. They are also
responsible for mentoring and coaching people and providing technology- related thought
leadership, including supporting sales activities.
The Java Platform Specialist will be responsible defining the application architecture with the
architect, owning and managing multiple tracks of work, validating designs, supporting
estimations, adhering to project development processes and best practices around agile project
management and delivery, implementing parts of the system architecture using best practices,
working with clients and stakeholders to understand the requirements and how they will be
implemented and managing team members. This will include designing technical solutions,
coding solutions, performing unit testing, conducting code reviews and design reviews, learning
new technologies, and becoming an expert in many parts of the system.
Do you have the following?
• Designed technical solutions based on the business requirements and the existing
architecture of a large and complex system
• Worked with the project manager in the estimation effort for projects and work to
identify and manage risk
• Conducted hands on development activities using Agile methodology for Java based
service oriented large and complex system
• Developed conceptual and technical design including use of Microservices Architecture
• Conducted Java application development/coding activities including design and code
reviews
• Documented technical design as well as other technical documents based on project’s
compliance requirements.
• Participated in and encourage interactive discussion during technical design and code
reviews
• Mentored junior team members
• Ensured adherence to continuous improvement practices as required meeting quality /
time to market imperatives
Qualification
- Bachelor / Masters degree in Computer Science or Computer Engineering
- 5+ years of professional experience in software development
A good team player with expertise working as part of Agile teams. Hands-on experience in practising Scrum, XP and Kanban.
- Strong hands-on experience in web development using ASP.NET MVC and C#.
- Usage of SQL and no SQL databases
- Hands on experience in test-driven development and DevOps practices
- Strong design capabilities, following SOLID principles using C#
- Well-versed with pair-programming
- Working on solutions hosted in cloud environments (AWS or Azure)
- Implementation of Continuous Delivery processes
- Usage of Git
- Good understanding of Behaviour-driven development and domain-driven design
The following would be beneficial:
- Working in the travel and hospitality domain including:
- .Net core 2.0, Web API
- Scripting Languages like Typescript or JavaScript
- Frontend: Angular7
- Automating business processes
- Integration with 3rd party systems
- Customer management, including CRM solutions
- Content management
- SEO
- Booking and post sales flows, web and mobile solutions
Are you interested in working from home office?
- Comprehensive experience working with remote teams
- Excellent communicator
- Self-managed
- Open to travel to Pune office occasionally
Responsibilities
- Contribution to the product roadmap in one-week sprint model
- Helping your team to deliver at high velocity
- Practice and promote Agile practices
- Continuously learn and deliver incremental business value
- Use Continuous Delivery Practices
- Select the best tools to solve the problems at hand
- Mentor junior team members
- Effective collaboration and removal of silos
- Build high availability solutions.
- Development of asynchronous and/or multi-tiered scalable applications
Job Location Pune
- Are you a software craftsman and passionate coder with a proven track record of successful deliveries?
- Are you interested in a high growth career opportunity and enjoy building software that brings smiles to our customers?
Then you are someone who will enjoy this incredibly challenging role with us.









