
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).

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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Job Description
Key Responsibilities
- API & Service Development:
- Build RESTful and GraphQL APIs for e-commerce, order management, inventory, pricing, and promotions.
- Database Management:
- Design efficient schemas and optimize performance across SQL and NoSQL data stores.
- Integration Development:
- Implement and maintain integrations with ERP (SAP B1, ERPNext), CRM, logistics, and third-party systems.
- System Performance & Reliability:
- Write scalable, secure, and high-performance code to support real-time retail operations.
- Collaboration:
- Work closely with frontend, DevOps, and product teams to ship new features end-to-end.
- Testing & Deployment:
- Contribute to CI/CD pipelines, automated testing, and observability improvements.
- Continuous Improvement:
- Participate in architecture discussions and propose improvements to scalability and code quality.
Requirements
Required Skills & Experience
- 3–5 years of hands-on backend development experience in Node.js, Python, or Java.
- Strong understanding of microservices, REST APIs, and event-driven architectures.
- Experience with databases such as MySQL/PostgreSQL (SQL) and MongoDB/Redis (NoSQL).
- Hands-on experience with AWS / GCP and containerization (Docker, Kubernetes).
- Familiarity with Git, CI/CD, and code review workflows.
- Good understanding of API security, data protection, and authentication frameworks.
- Strong problem-solving skills and attention to detail.
Nice to Have
- Experience in e-commerce or omnichannel retail platforms.
- Exposure to ERP / OMS / WMS integrations.
- Familiarity with GraphQL, Serverless, or Kafka / RabbitMQ.
- Understanding of multi-brand or multi-country architecture challenges.
2. Spring boot/ Spring or any variations of Spring
3. MySQL
4. Mentions of, distributed systems, scalable systems
5. Mentions of ElasticSearch, Kafka or Redis
6. NoSQL databases like Cassandra/DynamoDB/MongoDB/Hbase etc
7. Mentions of Handling scale/scalable systems
9. Mentions of AWS or Amazon web services.
Requirements
- 3+ years of experience in the Development of JAVA technology.
- Strong Java Basics
- Linux
- SpringBoot or Spring MVC
- Hands-on experience in Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
- Proficient in REST API development
- Messaging Queue (RabitMQ or Kafka)
- Microservices
- Java 8
- Any Caching Mechanism
- Good at problem-solving
Good to Have Skills:
- 3 years of experience in using Java/J2EE tech stacks
- Good understanding of data structures and algorithms.
- Excellent analytical and problem-solving skills.
- Ability to work in a fast-paced internet start-up environment.
- Experience in technical mentorship/coaching is highly desirable.
- Understanding AI/ML algorithms is a plus.
For a decade and a half, MAG Finserv has assisted 1 lakh+ customers in overcoming their financial obstacles growing its loan book 60 times. Our partners include leading Banks like SBI, Federal Bank, City Union Bank among others. We are growing out of our home State Maharashtra and setting up a pan-India presence.
People are at the core of what we do. To meet the future growth targets, we are setting up a ninja technology team and offer a rewarding career with learning and growth. We offer a flexible hybrid model for maintaining a healthy work-life balance.
Responsibilities:
● Design, implementation, and deployment of successful LOS/LMS system features and services in support of our lending operations and the businesses they support
● Resolve bugs in the software features and deliver them on time with high quality
● Participate in the definition of secure, scalable, and low-latency services and efficient physical processes
● Work with cross-functional teams delivering on demanding projects
● Functionally decompose complex problems into simple, straight-forward solutions
● Understand system inter-dependencies and limitations
Requirements:
● Engineering degree in Computer Science/IT with a good academic performance throughout
● 5+ years of experience in developing applications end-to-end
● 1+ years of system design or architecture experience (architecture, design patterns, reliability and scaling) of new and current systems
● Expertise in Java, Spring Boot, Spring MVC, Angular and ruby on Rails tech stacks
● Functional understanding/experience of finance/lending domain is a plus
● Functional/Technical understanding of apache fineract/mifos is a plus
Location: Hybrid in Pune, Maharashtra
• Hands on RDBMS experience with Oracle/ PostgreSQL/ MySQL/SQL
Server including transaction management, SQL programming, data
modelling, etc.
• Must have proven track record of logical data modeling and physical
data modeling
• Experienced in using ORM frameworks like Hibernate, etc.
• Basic understanding of NoSQL systems like Redis (Key-Value store),
MongoDB (Document store), Elasticsearch (Search / Document store)
• Design, Development & Deployment of Microservices using Spring
Boot or any other framework.
• Understanding of building EDA-based (Event Driven Architecture)
systems.
• Basic understanding of any public cloud (AWS, Azure, GCP)
• Ability to design & architect a system that exhibits basic
characteristics like modularity, configurability / extensibility, scalability
& availability.
• Maven / Gradle
• Experience in using & configuring Jenkins.
• Experience in using & configuring SonarQube.
Essential Requirements
• Hands-on with Java Platform (1.5 & above) having proficiency in OOPs
concepts, Collections,
• Generics, Streams, Multi-threading (Executor Framework), Functional
Programming.
• Design & Development of REST Web Services (Spring MVC / REST /
Jersey / Apache CXF, etc.)
• Hands-on experience using Spring framework (4.x & above)
• Core / Beans
• MVC / REST
• Security
• Spring Data / JPA
• Spring Test / JUnit
• JMS
3+ years of experience with development in JAVA technology.
Strong Java Basics
SpringBoot or Spring MVC
Hands-on experience with Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
Proficient in REST API development
Messaging Queue (RabitMQ or Kafka)
Microservices
Any Caching Mechanism
Good at problem-solving
Good to Have Skills:
4+ years of experience in using Java/J2EE tech stacks
Good understanding of data structures and algorithms.
Excellent analytical and problem-solving skills.
Ability to work in a fast-paced internet start-up environment.
Experience in technical mentorship/coaching is highly desirable.
Understanding of AI/ML algorithms is a plus.
Responsibilities:
- Taking initiative in the Design and Development of Android applications.
- Ship reliable software practicing robust software design and in-depth code reviews.
- Design major software components, systems, and features and implement full-stack app foundation features and core app features.
- Take ownership, design, develop and deploy in a collaborative environment with other team members
- Knowledge of architect solutions using innovative technology ideas and industry-leading methodologies.
Requirements:
- Good hands-on experience in developing and deploying Android apps Android native/cross-platform.
- Comfortable with JAVA and Kotlin both.
- Experience implementing integrated solutions with APIs built using RESTful web services.
- Strong analytical and debugging skills.
- Good understanding of Data Structure and Algorithms.
- Adapt to a dynamic work environment. Stay updated with the latest in technology and always think customer first.
- Study and understand the product specifications thoroughly to design appropriate software solutions. Suggest improvements and optimize existing implementations.
- Ability to identify and deliver POCs and Demos in a record timeframe.
- Encourage and coordinate with the team around new technologies, processes, and approaches.
- Proficiency in various Design Principles and app development methodologies.
- Strong communication skills with a people-first approach without compromising on engineering tasks

Core Responsibilities:
- Design and build solutions for complex business workflows
- Understanding the user persona and deliver a slick experience
- Take end to end ownership of components and be responsible for the subsystems that you work on from
- design, code, testing, integration, deployment, enhancements, etc.
- Write high-quality code and taking responsibility for their task
- Solve performance bottlenecks
- Mentor junior engineers
- Deliver with quality, on-time in a fast-paced start-up environment
Required Skills:
- Bachelor/Master's in computer science or relevant fields
- 4+ years of relevant experience
- Strong sense of ownership
- Excellent Java and object-oriented development skills
- Experience in building and scaling microservices
- Strong problem-solving skills, technical troubleshooting and diagnosing
- Expected to be a role model for young engineers, have a strong sense of code quality and enforce code
- quality within the team
- Strong knowledge in RDBMS and NOSQL technologies
- Experience in developing backends for enterprise systems like eCommerce / manufacturing / supply chain etc
- Excellent understanding of Debugging performance and optimization techniques
- Experience in Java, Mongo, MySQL, AWS technologies, ELK stack, Spring boot, Kafka
- Experience in developing any large scale Experience in cloud technologies
- Demonstrated ability to deliver in a fast-paced environment
Main Duties
Contribute in all phases of the development lifecycle
Write well designed, testable, efficient code
Ensure designs are in compliance with specifications
Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review
Prepare and produce releases of software components
Role & Relationships
We consider ourselves a team & you will be a valuable part of it. You could be reporting to a Senior member or directly to our Founder, CEO
Educational Qualifications
We don’t discriminate. As long as you have the required skill set & the right attitude
Experience
Upto seven years of experience, preferably working on Java.
Skills
Good
Strong understanding of Core Java , Servlet, JSP
Knowledge of RDBMS (MySQL, Oracle, SQL Server), NoSQL
Knowledge of RESTful Web Services, XML, JSON, Spring
Good team player
Even better
Familiarity with the software development lifecycle
Strong Full stack developer development background with frontend and backend web applications
Competencies
An aptitude to solve problems & learn something new
Highly self-motivated
Analytical frame of mind
Ability to work in fast-paced, dynamic environment
Location
Currently in Pune
Remuneration
Once we meet, we shall make an offer depending on how good a fit you are & the experience you already have
About us
Aikon Labs Pvt Ltd is a start-up focused on Realizing Ideas. One such idea is iEngage.io, our Intelligent Engagement Platform. We leverage Augmented Intelligence, a combination of machine-driven insights & human understanding, to serve a timely response to every interaction from the people you care about.
owners, business analysts and team members to analyse business requirements and proposed
solutions. A highly motivated and enthusiastic to join our Core Technology team and make a
difference.
Must-Have Skills:
• Candidate should have basic experience in Core Java and Advance Java design patterns
• Candidate should have basic experience in Advance Java frameworks – Spring, Hibernate,
JSP, Servlet.
• Good understanding of MAVEN & SVN is a must.
• Front end technologies knowledge is required to communicate with the web development
team. JavaScript, JQuery, AJAX, JSON.
• Collaborating with other teams. Excellent problem solving, debugging, design and debugging
skills required.
Good to Have Skills:
• Have good interpersonal and communication skills.
• E-commerce domain knowledge will be an add-on.
• Knowledge in API Design and docker.
• Knowledge of Agile methodologies
• Knowledge of Unit testing
Primary Responsibilities:
• Work closely with Tech Leads, Architects, Project Manager / Onsite Leads.
• Understand/apply reusable code design, leverage application architecture/framework
capabilities and functionality, and design/develop solutions that are highly reliable, scalable,
and perform to meet business-defined service levels.
• Contribute to the technical code and design documentation.
• Conduct code reviews and ensuring quality solutions are built and tested.
• Provide production support and issue triage for products.









