
Java GS 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. - 2- 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 client- facing 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: 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 Java GS 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

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
Similar jobs

Requirement:
Position: Senior Python developer/c++
Location: Noida
Experience: 5 to 7 years
CTC: As per company standards
NP: Immediate to 15 days
Job Responsibilities
1. Develop backend for applications in eCommerce / insurance/wealth management businesses
2. Design technically sound systems and deliver results in a fast manner
3. Building highly performant applications setting top standards in respective industries
Basic qualifications
1. 5 -7 years experience building highly performant applications in Python / C++
2. Good grasp of data structures and proficiency in problem-solving
3. Knowledge of design patterns

- Drive development and delivery of top notch technology solutions to clients efficiently.
- Lead development of implementation plan, logic and modules to embed in client solutions and client discussion ready documents /presentations.
- Lead in designing, implementing, maintaining and updating applications that are often high-volume and low-latency, required for mission critical systems.
- Lead in refining and improving system stability by continuously refactoring and measuring performance.
- Drive development of actionable, clean, maintainable, testable, reusable, extensible codes, including standardization and automation of processes.
- Provide technical and functional guidance to team members through expert knowledge and hands-on support.
- Manage projects, resource utilization, time schedules and deliveries to clients.
- Proactively drive discussions with stakeholders to understand their business requirements, business context and guide team to provide robust actional solutions.
- Effectively engage with stakeholders – create and nurture and deepen relationships.
- Ensure positive & creative work-environment, culture of collaborations, speak-up, high level of energy & enthusiasm, curiosity to learn and continuous improvement.
- Inspire, engage, motivate and provide constructive feedback to team members to develop their technical & soft skills and fully support their development aspirations.
- Drive researching and conceptualizing solution approaches, new techniques or solution frameworks and author high quality discussion papers.
Qualifications, Skills and Experiences
- BE / BTech / ME / M Tech in engineering or MCA or similar relevant field.
- 2 to 17 years (Junior, Intermediate, Senior Role & we have multiple openings)of relevant hands-on experience and excellent knowledge of Java, Python, SQL, Relational Databases, DB schema or ORM technologies.
- Excellent knowledge and experience of building applications, platforms and services in Java, Python and MS SQL or at least two of them.
- 5 + years of experience of managing projects, team and stakeholders.
- Knowledge and experience of agile methodologies.
- Excellent communication and inter-personal skills.
- Experience of working in a fast-paced environment and make quality decisions in moderately to high ambiguous work environment.
- Previous work experience in financial services, especially, capital markets is preferred.
Job Title: Java Developer (Immediate Joiners Only)
Experience: 5+ Years
Work Locations: Pune, Gurgaon, Noida, Bangalore, Ahmedabad
Work Mode: Hybrid
Joining: Immediate Joiners / Candidates who have completed their notice period only
About Us
At Deqode, we build high-performing engineering teams for cutting-edge technology solutions. We are currently looking for experienced Java Developers who are passionate about scalable systems, clean code, and modern architectures.
Key Responsibilities:
- Design, develop, test, and maintain Java-based applications using Java 8 and Spring Boot
- Build robust RESTful APIs and integrate with third-party services
- Work on microservices architecture, including containerization and orchestration
- Ensure the performance, quality, and responsiveness of applications
- Identify bottlenecks and bugs and devise solutions to these problems
- Participate in code reviews and contribute to technical discussions
- Collaborate with cross-functional teams to define and deliver new features
- Write unit and integration tests to maintain code quality
Mandatory Skills:
- Strong hands-on experience with Java 8 or above
- In-depth knowledge of Spring Boot and Microservices architecture
- Experience in developing RESTful APIs
- Proficient in object-oriented design principles and software design patterns
- Good understanding of databases (SQL/NoSQL)
- Familiarity with version control tools like Git
- Exposure to CI/CD practices and tools
Good to Have:
- Knowledge of containerization (Docker, Kubernetes)
- Experience with messaging queues (Kafka, RabbitMQ)
- Cloud exposure (AWS/Azure/GCP)
- Basic knowledge of unit testing frameworks like JUnit, Mockito
Location: Hyderabad
Work Mode: Hybrid (2 days WFO)
Experience Required: 4.5+ years
Notice Period: Immediate Joiners Preferred
Employment Type: Full-Time
Mandatory Requirements:
- 4.5+ years of experience in Java Development
- Hands-on experience with AWS in a production environment
- Must be available to join immediately
- Must be willing to work in Hybrid mode from Hyderabad
Technical Skill Requirements:
- Strong hands-on experience in Core Java, Spring Boot, and Microservices
- Solid understanding of OOP concepts, Multithreading, and REST APIs
- Practical knowledge and experience working with AWS services like EC2, Lambda, S3, RDS, SNS, etc.
- Familiarity with CI/CD tools and version control systems (Git)
- Good knowledge of SQL and NoSQL databases
- Ability to write clean, efficient, and well-documented code
Key Responsibilities:
- Design, develop, and maintain scalable Java-based backend applications
- Implement and integrate AWS services to ensure scalability and reliability
- Collaborate with cross-functional teams including QA, DevOps, and Front-end developers
- Optimize application performance and troubleshoot issues in a timely manner
- Participate in code reviews, sprint planning, and team discussions
- Ensure best practices in code quality, security, and documentation
- Handle deployments and production support if needed
Basic Qualifications:
- 3+ years of non-internship professional software development experience
- Programming experience with at least one modern language such as Java, C++, or C# including object-oriented design
- 1+ years of experience contributing to the architecture and design (architecture, design patterns, reliability and scaling) of new and current systems.
Additional Job requirements
- BS/MS/PhD in Computer Science/Math or equivalent
- BS in computer science or related field.
- 2+ years of relevant professional software development experience: designing, developing, and delivering software written in Java, C#, or C++, web development.
- Knowledgeable in object-oriented design patterns.
- Experience building highly scalable and distributed systems
Preferred Qualifications
- Experience with service-oriented architecture and application/services development
- Passion for performance debugging and benchmarking
Ability to clearly and concisely communicate with technical and non-technical stakeholders across all levels of the organization
Treflo is looking for an Engineering Lead to join our Product Development team and work on the financial revolution triggered by the dawn of Cryptocurrencies and Smart contracts along with us. As Engineering Lead, you will be leading the Tech teams focused on Building Web 3 products along with the Product Team to ensure smooth execution of Specifications, provide engineering and product development inputs, oversee the company's technical team, analyze briefs, identify risks, and develop work schedules. You should be able to work with your team and inspire them to reach their goals. We see successful Leadership as always expanding their industry knowledge and ability to quickly identify problems, understand accountability, and trustworthiness, and be able to build lasting relationships with their teams.
Responsibilities
Determining project requirements and developing work schedules for the team. Delegating tasks and achieving daily, weekly, and monthly goals. Analyzing existing operations and scheduling training sessions and meetings to discuss improvements. Up to date with industry news and emerging best practices and technologies. Working closely in collaboration with the business, product, and design teams. Provide guidance on best implementation. Product Oriented Thinking - should come up with ideas to improve our product continuously and marshal resources at hand.
Requirements
Bachelor's degree in Computer Science, Software Engineering, Information Technology, or related field. Minimum 4+ years of proven experience in deploying and maintaining Products. Minimum 1+ years of experience building and managing teams. Experience in Web3 stack with a clear understanding of concepts like decentralization, EVM, and cross-chains. Experience with Blockchain development - Smart Contracts, Solidity, Move, Haskell or WASM, etc. Expertise in frontend and backend tech stack - Node JS, Express, Typescript, Solidity, Smart Contracts, ReactJS, Android, Blockchains, Data structures, and Algorithms. Expertise in Databases like MongoDB & MySQL. Experience with solutions like Digital Ocean, Kubernetes, AWS, Docker, etc. Strong leadership, team building, hiring, and organizational abilities.
Desired Skills and Experience Blockchain,JavaScript,Node.js,React.js









