
Java Developer – Job Description Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the 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. Required Skills: • Exp. - 4 to 7 years. • Experience in Core Java and Spring Boot. • Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns. • Should have the ability to analyze, design, develop and test complex, low-latency clientfacing applications. • Good development experience with RDBMS. • Good knowledge of multi-threading and high-performance server-side development. • Basic working knowledge of Unix/Linux. • Excellent problem solving and coding skills. • Strong interpersonal, communication and analytical skills. • Should have the ability to express their design ideas and thoughts.

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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Profile: Senior Java Developer
🔷 Experience: 5+ Years
🔷 Location: Remote
🔷 Shift: Day Shift
(Only immediate joiners & candidates who have completed notice period)
✨ What we want:
✅ AWS cloud services (MANDATORY)
✅ Docker containerization (MANDATORY)
✅ Spring/Spring Boot framework
✅ RESTful API development
✅ Microservices architecture
✅ Database experience (SQL/NoSQL)
✅ Git version control & CI/CD
✅ Kubernetes orchestration
Role Overview:
We are looking for a Lead Software Engineer with 7-10 years of experience to join our team in Bangalore. The ideal candidate should have strong expertise in financial services, databases, microservices. This role requires a mix of hands-on technical skills, leadership capabilities, and client engagement experience.
Looking for candidates from IIT/NIT/BITS/VIT
Investment Banking Domain Preferred
Key Responsibilities:
- Technical Leadership: Lead a team of developers, perform code reviews, and ensure high-quality software delivery.
- Microservices & Databases: Design, develop, and optimize microservices architecture with robust database integrations.
- Solution Delivery: Drive end-to-end software development, from design to deployment, ensuring on-time and high-quality project completion.
- Team Collaboration: Mentor junior engineers, provide technical guidance, and foster a culture of innovation and continuous improvement.
Required Skills & Experience:
- 7-10 years of experience in software development & leadership
- Expertise in financial services domain.
- Strong knowledge of databases (SQL, NoSQL) and microservices architecture
- Excellent client communication skills and ability to manage stakeholder expectations
- Hands-on experience in designing, building, and deploying scalable enterprise solutions
Why Join Wissen Technology?
- Work on cutting-edge projects for Fortune 500 financial institutions
- Be part of an innovation-driven team that values technical excellence and leadership
- Opportunity to work directly with business and technology leaders
- Competitive compensation and a dynamic work environment
Position Summary
We are looking for a Software Engineer to join our creative team of UI designers and developers. You will work with a team of experts in user experience, design, web application backend and frontend development.
As a Software Engineer, you will implement easy-to-use and scalable web applications offering creative solutions to configure, monitor, and visualize new generation edge computing services. You will vet various open source and close source technologies, components, libraries, tools, etc. and help build a scalable, highly available, and easily manageable system
Responsibilities:
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Architect and design intelligent web applications that serves the diverse requirement of edge computing solutions
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Code while considering performance, scalability, maintainability, and flexibility
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Innovate on features to deliver simple and intuitive usage for provisioning, monitoring, information visualization, debugging, and big-data analysis
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Collaborate with architects, UX designers, and product managers to build a delightful user experience
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Chip in to design end-to-end system architecture, working with different technical teams
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Learn and apply new technologies, best design practices and usability patterns
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Share the knowledge with code reviews and suggestions to ensure quality of product according to standards, processes and procedures.
Knowledge, Skills and Abilities
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At least 3 years of experience with JavaScript
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At least 2 years of experience with Typescript and Angular
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Strong knowledge of HTML5, CSS3, and SASS/SCSS
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Deep understanding of e2e testing and test automation of web applications
Qualifications
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At least 3 years of experience and BS/BA or MS in Computer Science/related field or equivalent work experience.
- 3 - 6 Years of Experience in Product Development - Experience in Java (8 or 11+), Spring (4+), Spring Boot (2.4+) is a must.
- Understands requirements well and comes up with an efficient design
- Develops complex, well-backed and bug-free products.
- Estimates accurately.
- Takes well-reasoned tech decisions keeping in mind goals and trade-offs
- Become a go-to person in more than one area.
- Provide technical mentoring to team
- Communicates clearly, gets clarifications, and establishes expectations for all parties
- Helps establish SDLC best practices and high standards of code quality
- Demonstrates excellent problem solving & debugging skills
- Proactively identifies and resolves issues in requirements, design, and code
Ideal Candidate Profile :
- Solid experience in Java, Spring Boot, hibernate is a must.
- Solid experience in Java Multithreading, Streams, and Lambda Functions is a must.
- Solid understanding of Apache Products.
- Should have experience in cloud computing (AWS is desired).
- Has an ability to quickly learn and contribute in multiple codebases
- Overcomes roadblocks and requires minimal oversight
- Takes initiatives to fix issues/tech debts before assigned to him/her
- Able to deep dive into the codebase and advise QA of possible regression impact
- Communicates tech decisions through design docs and tech talks
- Has delivered projects with end-to-end accountability
- Keeps track of industry trends and introduces the right tech/tools for a given job
- Excellent understanding of software engineering practices, design patterns, data structures, algorithms
- Experience in product driven organization
We are a Fintech Start up targeting to capture $ 900 BN consumer payment &lending opportunity. We are building platform of the future in which the offline / online merchants would be able to expand their consumer base. We also empower merchants to collect payment digitally and help build their identity through our offerings.
Consumers would be able to make their purchase decisions and would get the options to convert their purchases in to easy EMIs
The founders brings over 4 decade of banking & financial services experience with strong market connect to bring required resources (like Customer, Capital, relevant business team etc.). Detailed business model can discussed during the meeting process.About you
You are passionate, a strong technical contributor, and an emerging leader. You have a proven track record of creating reliable, scalable, and high-performance products, building large-scale distributed systems
Responsibilities
- Developing front end website architecture
- Designing user interactions on web pages
- Developing back end website applications
- Creating servers and databases for functionality
- Ensuring cross-platform optimization for mobile phones
- Ensuring responsiveness of applications
- Working alongside graphic designers for web design features
- Seeing through a project from conception to finished product
- Designing and developing APIs
- Meeting both technical and consumer needs
- Staying abreast of developments in web applications and programming languages.
Requirements
- Java 8 and above
- Experiencein databases Mongodb, MySQL, SQL Oracle etc.
- Working knowledge in IOC Container / Spring boot& ORM, Spring Security, AOP JMS.
- Experience in Microservices, Eureka, Zuul, Ribbon would be an added advantage.
- Experience with build tools like Ant, Gradle or Maven and troubleshoot build issues.
- Should have exposure to GIT, Jira etc..
- Develops resealable frameworks/components and POCs based on Product Architecture RoadMap.
- Uses best practices during web services implementations and works with the REST
- Strong analytic problem-solving skills.
- Proactive work ethic.
Tatsam is a stealth mode, venture-backed mental healthcare company based in India. We're redesigning mental health and wellness experiences for the modern day working professional, have raised angel round from top-tier investors, and signed some of the largest Indian enterprises and startups for the upcoming private beta launch… and we’re just getting started.
The startup is led by a team of CXOs who are serial entrepreneurs (YC alumni, IIT alumni, CXO in large enterprises). They are supported by a team of behavioral design experts, clinicians and counsellors with vast experience, and technologists on a mission to improve mental health and wellbeing for the modern day working professional.
Responsibilities:
- Your primary responsibility as a senior backend engineer will be to architect and develop a scalable and robust micro-services backend with strong Java, Spring(Boot), MySQL, AWS/GCP.
- Experience being part of a software development team in an Agile/Lean/Continuous Delivery environment
- Be a key performer in a high-performance product engineering team
Qualifications:
- 1 to 4 years of overall IT experience. Most of this experience in Java (Core Java, J2EE, Springboot, Java collections, Java Multithreading)
- Should have experience designing database schemas - SQL and NoSQL.
- Exposure to frameworks like Spring, Hibernate, Play would be a plus
- Experience with microservices architecture would be beneficial.
- Working knowledge of any public cloud (AWS, GCP or Azure)
- Broad understanding and experience of real-time analytics, NoSQL data stores, data modeling and data management, analytical tools, languages, or libraries
- Bachelor's Degree in Computer Science or Engineering.
The Opportunity
You will enter a close group of exceptionally talented people who in the last 2-months have secured incredible investors, partners, clients and advocates. We will continue this momentum till our vision of being able to provide good mental health and wellbeing avenues for the modern day professionals is achieved. If we like each other and agree to partner in this journey, this has the potential of resulting in a compounded career and mental growth for you.
We are looking for an experienced engineer with superb technical skills. You will primarily be responsible for architecting and building large scale data pipelines that delivers AI and Analytical solutions to our customers. The right candidate will enthusiastically take ownership in developing and managing a continuously improving, robust, scalable software solutions. The successful candidate will be curious, creative, ambitious, self motivated, flexible, and have a bias towards taking action. As part of the early engineering team, you will have a chance to make a measurable impact in future of Thinkdeeply as well as having a significant amount of responsibility.
Although your primary responsibilities will be around back-end work, we prize individuals who are willing to step in and contribute to other areas including automation, tooling, and management applications. Experience with or desire to learn Machine Learning a plus.
Experience
12+ Years
Location
Hyderabad
Skills
Bachelors/Masters/Phd in CS or equivalent industry experience
10+ years of industry experience in java related frameworks such as Spring and/or Typesafe
Experience with scripting languages. Python experience highly desirable. 5+ Industry experience in python
Experience with popular modern web frameworks such as Spring boot, Play framework, or Django
Demonstrated expertise of building and shipping cloud native applications
Experience in administering (including setting up, managing, monitoring) data processing pipelines (both streaming and batch) using frameworks such as Kafka, ELK Stack, Fluentd
Experience in API development using Swagger
Strong expertise with containerization technologies including kubernetes, docker-compose
Experience with cloud platform services such as AWS, Azure or GCP.
Implementing automated testing platforms and unit tests
Proficient understanding of code versioning tools, such as Git
Familiarity with continuous integration, Jenkins
Responsibilities
Architect, Design and Implement Large scale data processing pipelines
Design and Implement APIs
Assist in dev ops operations
Identify performance bottlenecks and bugs, and devise solutions to these problems
Help maintain code quality, organization, and documentation
Communicate with stakeholders regarding various aspects of solution.
Mentor team members on best practices
Designing and developing high-volume, low-latency applications for
critical systems and delivering high-availability and performance
• Contributing in all phases of the development lifecycle
• Writing well designed, testable, efficient code
• Test cases should be upto the mark
• Performance tuning knowledge is a must. Experience is an added advantage.
• In Backend – fundamentals of all languages is a must• Good hands-on software development experience with proven working experience
in Python development
• Expert in Python, with knowledge of at least one Python web framework (such
as Django, Flask)
• Familiarity with some ORM (Object Relational Mapper) libraries
• Able to integrate multiple data sources and databases into one system
• Understanding of the threading limitations of Python, and multi-process
architecture
• Strong unit test and debugging skills
• Basic understanding of front-end technologies, such as JavaScript, HTML5, and
CSS3
• Understanding of memory model/GC from performance point of view.












