
Job Description
The ideal candidate will possess expertise in Core Java (at least Java 8), Spring framework, JDBC, threading, database management, and cloud platforms such as Azure and GCP. The candidate should also have strong debugging skills, the ability to understand multi-service flow, experience with large data processing, and excellent problem-solving abilities.
JD:
- Develop, and maintain Java applications using Core Java, Spring framework, JDBC, and threading concepts.
- Strong understanding of the Spring framework and its various modules.
- Experience with JDBC for database connectivity and manipulation
- Utilize database management systems to store and retrieve data efficiently.
- Proficiency in Core Java8 and thorough understanding of threading concepts and concurrent programming.
- Experience in in working with relational and nosql databases.
- Basic understanding of cloud platforms such as Azure and GCP and gain experience on DevOps practices is added advantage.
- Knowledge of containerization technologies (e.g., Docker, Kubernetes)
- Perform debugging and troubleshooting of applications using log analysis techniques.
- Understand multi-service flow and integration between components.
- Handle large-scale data processing tasks efficiently and effectively.
- Hands on experience using Spark is an added advantage.
- Good problem-solving and analytical abilities.
- Collaborate with cross-functional teams to identify and solve complex technical problems.
- Knowledge of Agile methodologies such as Scrum or Kanban
- Stay updated with the latest technologies and industry trends to improve development processes continuously and methodologies.

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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Experience: 3 to 5
Location: Bangalore
Wissen Technology is now hiring for a Senior 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. - 3 to 5 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 Us:
At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide.
Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality.
We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more.
Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Whether it’s AI/ML for unstructured data processing, cloud enablement, or data engineering, Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our proprietary Interview Ninja platform ensures we hire the best, building high-performing teams that deliver unmatched results.
Today, Wissen Technology has a global footprint with 2200+ employees across offices in the US, UK, UAE, India, and Australia. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.
Website : www.wissen.com
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).
Job Title: Java Spring Boot Engineer
📍 Location: Bangalore
🧾 Experience: 3–4 Years
📝 Employment Type: Contract (1 Year + Extendable)
Required Skills & Qualifications:
- Strong expertise in Java, Spring Boot, and backend development.
- Hands-on experience with PHP.
- Good understanding of data structures and algorithms.
- Experience with GraphQL and RESTful APIs.
- Proficiency in working with SQL & NoSQL databases.
- Experience using Git for version control.
- Familiarity with CI/CD pipelines, Docker, Kubernetes, and cloud platforms (AWS, Azure).
- Exposure to monitoring and logging tools like Grafana, New Relic, and Splunk.
- Strong problem-solving skills and ability to work in a collaborative team environment.
- Design, implement, and maintain API-based applications and REST services.
- Proficiency with Node JS.
- Must have experience in cloud services Azure Cloud/AWS.
- Familiarity with database technology such as MySQL, PostgreSQL, and MongoDB.
- Develop high-quality, efficient, and scalable code.
- Understanding of Agile methodologies and SCRUM framework Strong debugging, analytical and problem-solving skills.
- Provide technical support during implementation efforts, working with technical team members and with business users as required to provide troubleshooting and solutions to technical issues.
Envoy combines technology and global immigration services to offer the only immigration management platform that makes it seamless for companies to hire and manage an international workforce. We empower companies to acquire the best talent regardless of where they are in the world; helps mobilize employees around the world to take advantage of business opportunities; and enables the management of entire global workforces, providing a strategic, proactive view into workforce and financial forecasting and compliance. We are a fast-growing, award-winning technology company, a leader in our space, and are backed by some of the country’s leading venture capital and growth equity firms.
Our Engineering Team
We have a passionate product engineering team that works on complex technical challenges, employs creativity, and constantly learns a variety of frameworks, tools, and technologies. While we are dedicated to delivering excellent product, we also believe having fun along the way motivates us to pour our heart into what we do. Our team has mastered development and delivery process, allowing the team to focus on designing, architecting, and crafting masterpieces.
We are growing rapidly and expanding our team in India, join our product engineering team to be part of this exciting journey.
“Code is like humor. When you have to explain it, it’s bad.” – Cory House
Skills Required
- 2+ years of strong programming experience on .NET platform
- Experience with C#, ASP.NET Web API
- Experience with Angular or any front-end framework or passion to learn Angular
- Hands on experience with SQL
- Knowledge and experience with HTML, CSS, JavaScript
Expectations
- Quality is the key driver to successful delivery, ensure highly testable and quality deliverables
- Passion to learn and acquire new skills
Envoy Glonal is an equal opportunity employer and will recruit, hire, train and promote into all job levels the most qualified applicants without regard to race, color, religion, sex, national origin, age, disability, ancestry, sexual orientation, gender identification, veteran status, pregnancy, or any other protected classification.
Your Qualifications:
7 to 12 years of experience with majority as Java engineer
Strong hands on experience on building application using technologies Java, Spring, Hibernate, Maven/Gradle.
Experience in building Micro Services using Spring Boot / Go.
Strong knowledge and experience with SQL queries and databases like Postgre SQL/Oracle.
Strong knowledge and experience on Platform components such as Docker, Kubernetes and Service Mesh (Istio).
Good knowledge of scripting languages (preferably Python and Bash)
Familiarity with CI/CD environment (Jenkins).
Experience on Observability stack such as ELK Stack, Prometheus & Grafana would be added advantage.
Should have experience on Active MQ based async queuing system design and deployment.
Strong experience of system design and implementation of end-to-end integrated systems.
Familiarity with Hazelcast and Zk Solution would be a plus.
Strong skills to write technical design documentation.
Experience of leading a team as tech lead.
Ability to work effectively in a team environment as well as independently.
Good communication skills with tech/non-tech people.
What You'll Do:
Assigned to software development projects and/or system enhancements as tech lead.
Be engaged in a whole process of development project (requirements analysis, design, implementation, testing/verification, deployment, operation/maintenance).
Work closely with project manager and other engineers. Some of them are in different locations such as Japan and Singapore.
Always improve the design quality, code quality, testing quality and system quality spontaneously. In addition, create such a culture in our team.
Understand business needs and user behavior and develop solutions to those needs.
Develop and maintain a deep understanding of our systems and propose system improvements.
Guide and support less-experienced members as mentor and role model to improve the team productivity and achieve team’s goals together.
Better to Have:
Familiarity with Telecom Service Provider’s Billing Ecosystem/BSS Systems.
Familiarity with and experience on Cloud Native Technologies.
Familiarity with Agile Software development process.
Familiarity with and experience on Linux/Unix environment
Work experience with a remote team
Familiarity with Atlassian tools (JIRA, Confluence, HipChat)
Familiarity with source control system (Gitlab, SVN, etc.)
OUR COMMITMENT TO YOU:
You'll benefit from our network of global communities and collaborative culture that will help you build technical and functional skills and capabilities. And because we serve more than 28 countries industries globally, you'll have the opportunity to develop valuable industry-specific expertise.
The scale of our capabilities and client engagements and the unique way we innovate, operate and deliver value will give you the opportunity to deepen your existing skills even as you help create the latest technology trends. You'll have access to leading-edge technology.
Easebuzz is a payment solutions (fintech organisation) company which enables online merchants to accept, process and disburse payments through developer friendly APIs. We are focusing on building plug n play products including the payment infrastructure to solve
complete business problems. Definitely a wonderful place where all the actions related to payments, lending, subscription, eKYC is happening at the same time.We have been consistently profitable and are constantly developing new innovative products, as a result, we are able to grow 4x over the past year alone. We are well capitalised and have recently closed a fundraise of $4M in March, 2021 from prominent VC
firms and angel investors. Easebuzz’s corporate culture is tied into the vision of building a workplace which breeds open communication and minimal bureaucracy. An equal opportunity employer, we welcome and encourage diversity in the workplace. One thing you can be sure of is that you will be surrounded by colleagues who are committed to helping each other grow. Easebuzz Pvt. Ltd. has its presence in Pune, Bangalore, Gurugram.
Job Description
We are looking for a Backend Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all servers-side logic, ensuring high performance and responsiveness to requests from the front
end. At EaseBuzz, every individual is honed to be a leader and enjoys the freedom to make decisions that she/he sees fit to steer the organization closer towards its goals. We work in small, decentralized teams that promote independent authority and freedom to approach and solve problems creatively. This path nurtures the artisan in every individual and brings to fruition the vision of crafting purpose-built solutions for clients.
Benefits
● Transparent, Performance Driven Culture.
● Fun, Collaborative Team Environment
● Medical Benefits & Flexible work hours
Designation: Back End Developer
Experience: 2-4 yrs of development experience in Python
Responsibilities
● Requirement gathering & understanding, effort estimation, technical design,
project planning, and monitoring in an Agile environment.
● Full Software Development Lifecycle (Agile)
● Code reviews, test case reviews and ensure code developed meets the
requirements.
● Implementation of security and data protection
● Design and implementation of data storage solutions
● Carry out adaptive changes necessitated by changes in Business
Skills And Qualifications
● Proficient knowledge of Python
● Expertise in at least one popular Python framework (like Django/ Flask)
● Well versed with database queries like MySQL or Postgres, etc and have the ability to create database schemas that represent and support business processes
● Should possess in-depth knowledge of object-relational mapping
● Proficient understanding of code versioning tools, such as Git
● Basics of tuning application performance
● Integration of multiple data sources and databases into one system
● Experience with tools like Celery, Nginx, Gunicorn etc.
● Experience in Kafka writing Consumers and Producers would be a plus
point.
● Experience with AWS or GCP would be a plus point
● Experience in Microservices, Event-driven systems, Caching would be a plus point
Employment Type
Full Time

- Must have experience with Amazon Web Services (AWS)
- Experience with Python/Node.JS/Typescript
- At least 2+ years as back-end software developer
- A deep understanding of the benefits of the Microservice and serverless paradigms
- Prepared technical documentation, and understand why it’s important
- Understanding of database principals: SQL and NoSQL
- Collaboration and communication skills (you’ll be working with clients and internal teams)
- An understanding of programming fundamentals (OOP, data structures, algorithms)
- Familiarity and comfort with REST API, Postman
- The ability to work independently or within a team structure.
- A “lead by example” attitude, and motivation to deliver work you’re proud of
- Expertise in software design and development.
- Proficiency with at least one Object Oriented language(e. g. Java)
- Experience with building high-performance, highly available and scalable distributed systems
- Experience with API Design, ability to architect and implement an intuitive customer and third-party integration story.
Experience-3-5 yrs
Location- bangalore,pune,ggn,
Skills: Core java,j2EE,oops,Spring,Microservices









