
JOB DESCRIPTION
Experience: 5-8 years
Location-Mumbai
Wissen Technology is now hiring for a Java Developer - Mumbai 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. - 5-8 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
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
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Position Overview:
We are seeking a skilled Java Developer to join our dynamic team. The ideal candidate will have a strong foundation in Core Java and extensive experience in developing and deploying applications using Spring Boot, Apache Tomcat, and other related technologies. The candidate should possess expertise in building Restful Web Services, Microservices architecture, and be proficient in implementing multi-threading concepts.
Additionally, experience with Maven, Git, Jenkins, and Agile Scrum methodologies is essential for this role. The candidate should also have a solid understanding of software development lifecycle (SDLC) processes. Familiarity with various databases such as MySQL, PostgreSQL, Oracle, or MongoDB, along with third-party API integration and payment gateway integration, is required.
Key Responsibilities:
• Develop, test, deploy, and maintain Java-based applications.
• Design and implement Restful Web Services and Microservices using Spring Boot.
• Utilize multi-threading concepts to enhance application performance.
• Integrate third-party APIs and payment gateways into applications.
• Collaborate with cross-functional teams to gather requirements and deliver high-quality solutions.
• Participate in Agile Scrum ceremonies and contribute to sprint planning, backlog grooming, and retrospectives.
• Ensure adherence to best practices and coding standards.
• Conduct code reviews and provide constructive feedback to peers.
• Troubleshoot and debug complex issues in production environments.
• Document design decisions, processes, and procedures.
Required Qualifications:
• Bachelor’s degree in computer science, Engineering, or related field.
• Minimum 3 years of experience as a Java Developer with expertise in Core Java.
• Strong knowledge of Spring Boot, Apache Tomcat, and multi-threading concepts.
• Hands-on experience in building Restful Web Services and Microservices architecture.
• Proficiency in using Maven, Git, and Jenkins for build and deployment processes.
• Familiarity with Agile Scrum methodologies and SDLC processes.
• Experience working with databases such as MySQL, PostgreSQL, Oracle, or MongoDB.
• Demonstrated ability to integrate third-party APIs and payment gateways.
• Excellent problem-solving and analytical skills.
• Effective communication and collaboration skills.
• Familiarity with NoSQL databases like MongoDB.
• Knowledge of Azure DevOps for CI/CD pipelines
Responsibilities:
• Take on complex problems that span multiple components and teams.
• Independently own one or more multiple modules, which include: requirement analysis, design, development, maintenance & support
• Write extensive, efficient code to address complex modules that handle the interaction between multiple components.
• Rapidly iterate to add new functionalities and solves complex problems with simple and intuitive solutions
• Produce architecture with clean interfaces, that are efficient and scalable
• Participate and contribute to architectural discussions
• Solve production issues. Investigate and provide solutions to minimize the business impact due to the outage
• Continuously improve performance metrics of modules you own.
• Collaborate effectively across teams to solve problems, execute and deliver results
Requirements:
• Experience: 3+ years
• A Bachelor's or Master's Degree in Computer Science
• Software engineering and product delivery experience, with a strong background in algorithms
• Experience in architecting & building real-time, large-scale e-commerce applications
• Experience with high-performance websites catering to millions of daily traffic is a plus
• Excellent command over Data Structures and Algorithms
• Experience with web technologies, Go/Java/Python
• Language: GO or Python
• Strong expertise in DS and Algo
• Strong leadership skills - have experience mentoring, building products from scratch or incumbent in design and architecture.
• Have worked in the scaling of the system right from scratch.
• Someone worked in small user base to a large user base and wrote optimized code
• Both HLD and LLD
Your tool box :
Exp: 4+ Strong C/C++/C#/.net Core development skills with a good understanding of object-
oriented and multi-threaded design.
Strong background of computer science fundamentals (data structures, algorithms)
Passionate to learn and explore new technologies and demonstrates good analysis and
problem-solving skills.
Good written and verbal communication skills, should be a quick learner and a team player.
B.E. /B-Tech (CS/IT) • MCA/M.E./M-Tech (CS/IT)
Big Plus [ Mastering one or more of below ]:
Network troubleshooting skills [ TCP/IP, SSH, HTTPS ]
Hands on Kubernetes and Cloud environment
Hands On experience on UNIX or LINUX operating systems.
Strong with VoIP technologies [ SIP and RTP ]
Good understating of SOA architecture
- 4- 10 years of experience in Java Developer
- Programming experience in Java Spring Boot, Springboot
- Strong understanding of Data Structures and Algorithms
- API-Driven Development - Solid experience in RESTful , and Microservices development
- Experience in working with one of the concurrency frameworks like Mono,
- Experience working in ORM frameworks like Entity, Hibernate, Dapper
- Strong relational database experience in either Oracle, MS SQL, or Postgres
- Knowledge on frontend technologies such as JavaScript, HTML, CSS, and modern JavaScript frameworks (React, Angular, etc.).

Net Engineer:
Job Descriptions: Senior .NET Cloud (Azure) Practitioner
Job Description Experience: 8-12 years (approx.)
Notice period : 15-20 days max.
Location :Chennai(1st preference),Bangalore and Hyderabad
Mandatory Skills
· Strong Restful API, Micro-services development experience using ASP.NET CORE Web APIs (C#);
· Must have exceptionally good software design and programming skills in .Net Core (.NET 3.X, .NET 6) Platform, C#, ASP.net MVC, ASP.net Web API (RESTful), Entity Framework & LINQ
· Good working knowledge on Azure Functions, Docker, and containers
· Expertise in Microsoft Azure Platform - Azure Functions, Application Gateway, API Management, Redis Cache, App Services, Azure Kubernetes, CosmosDB, Azure Search, Azure Service Bus, Function Apps, Azure Storage Accounts, Azure KeyVault, Azure Log Analytics, Azure Active Directory, Application Insights, Azure SQL Database, Azure IoT, Azure Event Hubs, Azure Data Factory, Virtual Networks and networking.
· Strong SQL Server expertise and familiarity with Azure Cosmos DB, Azure (Blob, Table, queue) storage, Azure SQL etc
· Experienced in Test-Driven Development, unit testing libraries, testing frameworks.
· Good knowledge of Object Oriented programming, including Design Patterns
- Cloud Architecture - Technical knowledge and implementation experience using common cloud architecture, enabling components, and deployment platforms.
· Excellent written and oral communication skills, along with the proven ability to work as a team with other disciplines outside of engineering are a must
· Solid analytical, problem-solving and troubleshooting skills
Desirable Skills:
· Certified Azure Solution Architect Expert
o https://ind01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fcloudacademy.com%2Flearning-paths%2Faz-900-exam-preparation-microsoft-azure-fundamentals-524%2F&data=05%7C01%7C%7Cb1b4eb5832414d395d6a08dac6664f6b%7Ce9cb3c8041564c39a7fe68fe427a3d46%7C1%7C0%7C638040439967432270%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=sjIg554Fzuhah%2BLm1FC7znr9WrbVWw8PuvmoYbeDDmc%3D&reserved=0" target="_blank">Microsoft Certified: Azure – Fundamentals Exam AZ-900
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o https://ind01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fcloudacademy.com%2Flearning-paths%2Faz-204-exam-preparation-developing-solutions-for-microsoft-azure-1208%2F&data=05%7C01%7C%7Cb1b4eb5832414d395d6a08dac6664f6b%7Ce9cb3c8041564c39a7fe68fe427a3d46%7C1%7C0%7C638040439967432270%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=8NS7FvcbCzFhLiXHXvBVqSyC3e3ffjDNYH95UiQh1eY%3D&reserved=0" target="_blank">Microsoft Certified: Azure Developer – Associate Exam AZ-204
o https://ind01.safelinks.protection.outlook.com/?url=https%3A%2F%2Facloudguru.com%2Fblog%2Fengineering%2Fwhich-azure-certification-is-right-for-me%23devops-engineer&data=05%7C01%7C%7Cb1b4eb5832414d395d6a08dac6664f6b%7Ce9cb3c8041564c39a7fe68fe427a3d46%7C1%7C0%7C638040439967432270%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=c69xXIJIf480QdSEQ8VuIpQZIK2YSm4iI2D6arpWKCU%3D&reserved=0" target="_blank">Microsoft Certified: DevOps Engineer Expert (AZ-400)
o https://ind01.safelinks.protection.outlook.com/?url=https%3A%2F%2Facloudguru.com%2Fblog%2Fengineering%2Fwhich-azure-certification-is-right-for-me%23solutions-architect&data=05%7C01%7C%7Cb1b4eb5832414d395d6a08dac6664f6b%7Ce9cb3c8041564c39a7fe68fe427a3d46%7C1%7C0%7C638040439967432270%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=gnCQGt%2Bnu9MJNaLRde%2FuEve0K8V8EJpVmjAUTrJKSDE%3D&reserved=0" target="_blank">Microsoft Certified: Azure Solutions Architect Expert (AZ-305)
· Good understanding of software architecture, scalability, resilience, performance;
· Working knowledge of automation tools such as Azure DevOps, Azure Pipeline or Jenkins or similar
Roles & Responsibilities
· Defining best practices & standards for usage of libraries, frameworks and other tools being used;
· Architecture, design, and implementation of software from development, delivery, and releases.
· Breakdown complex requirements into independent architectural components, modules, tasks and strategies and collaborate with peer leadership through the full software development lifecycle to deliver top quality, on time and within budget.
· Demonstrate excellent communications with stakeholders regarding delivery goals, objectives, deliverables, plans and status throughout the software development lifecycle.
· Should be able to work with various stakeholders (Architects/Product Owners/Leadership) as well as team - Lead/ Principal/ Individual Contributor for Web UI/ Front End Development;
· Should be able to work in an agile, dynamic team environment;
Company: MNC
Location: Pune (Currently WFH)
Experience: 4-6 Years
Shift: 11:30AM - 8:30PM
Skills: .Net Core, Microservices, Web API / Rest API, C#, Azure Functions, CosmosDB
Job Details:
- Develop client projects using Asp.net core 3.1 and above, MySQL Database, Azure Functions, CosmosDB, C#.
- Communicate with external clients on a regular basis regarding progress, challenges, timelines and results of client projects
- Gather technical requirements as needed
- Create and update, design and functional documents
- Identify and troubleshoot issues as needed
- Perform a new development as required
- Implement project applications according to specifications
- Research technical issues and provide recommendations to enhance client websites
- Work both independently and as part of a team to create reliable and high-performing Web Applications
- Unit test code to ensure quality
- Develop client projects using Asp.net core 3.1 and above, MySQL Database, Azure Functions, CosmosDB, C#.
- Communicate with external clients on a regular basis regarding progress, challenges, timelines and results of client projects
- Gather technical requirements as needed
- Create and update, design and functional documents
- Identify and troubleshoot issues as needed
- Perform a new development as required
- Implement project applications according to specifications
- Research technical issues and provide recommendations to enhance client websites
- Work both independently and as part of a team to create reliable and high-performing Web Applications
- Unit test code to ensure quality
It is India’s only B2B Construction Materials Supply Chain Company. Construction & Infrastructure is one of the industries, with the most complex problems in Supply Chain and we are fundamentally reengineering the way construction materials get procured. Our Clients include the biggest names in India & the World– The LafargeHolcim Group, JSW Group, The Tatas and many others. We are backed by some of the world’s top marquee funds in our journey to create transparency and standardization to an otherwise opaque industry.
Your responsibilities:
- Understand the business context and build high quality code using proven design patterns Develop, test and deploy integrations required to meet business requirements
- Carry out unit tests and other quality control mechanisms to inform and validate the code and design
- Utilizing and monitoring cloud infrastructure resources (such as AWS, Azure) efficiently
- Participate in a highly fluid environment applying agile software development principles
- Ensure the coding standards are on-par with the best in the industry
Educational Qualifications:
- Bachelor's or Master’s degree in a quantitative field (e.g. Mathematics, Engineering, Computer Science).
Must have skills:
- 3+ years of work experience with mobile/web development
- Experience in working with either of languages: Go, Java, Scala
- Strong understanding of relational and non-relational databases (MySQL, PostgreSQL, MongoDB, Cassandra)
- Strong understanding of Message brokers
- Must have hands on experience in Restful APIs
- Must have a strong foundation of Data structures and Algorithms
- Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems
- Ability to deploy features on a daily basis: should be good at time management and prioritization
- Hands-on experience in CI/CD principles and TDD
- Strong written and verbal English communication skills
Good to have skills:
- Experience in event-driven & asynchronous I/O frameworks
- Exposure to business process and workflow automation
- Working experience in process driven and data intensive business applications
- Experience in working on web infrastructure with React.js and React Native
Professional traits:
- Self-motivated, persistent and “Never Give Up” attitude
- Passion for innovation and adaptability to a lean startup culture
- Ability to work with minimal supervision, independently and / or as a member of a team
- Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate
Responsibilities Include
You will break down business opportunities and problems into software solutions. You will work closely with the CTO to help product and marketing stakeholders distill the product vision and roadmap, into a technology vision. You will be responsible for the evolution of an already bleeding-edge highly distributed systems at the back-end, and would need to work with front-end architects to come up with the best user experience for the gaming platform. You will be required to make decisions quickly, and work under strict timelines. You would lead technology strategy through analysis of market trends and product requirements. You would help set coding guidelines and help bring the most modern tools to keep engineering processes most efficient.
Requirements
- B.E/MS in Computer Science or equivalent.
- 10+ years or more of progressive software technology experience with at least 3 years in an architectural role.
- Completely hands on with technology and architecture. Start-up experience is a huge plus.
- Ability to quickly prototype and demonstrate technology value adds and educate + drive adoption within the extended technology team
- Excellent and robust understanding of scalable product system architecture(s), platforms and core technologies
- Demonstrated problem-solving and leadership skills to pursue correct engineering process in adverse conditions. Ability to embrace and demonstrate leadership beyond ownership
- Work with engineering leadership to setup and manage processes.
- Track record of thought leadership and out of the box thinking in the technology arena.
- Ability to work efficiently in an entrepreneurial and in a start-up environment
- A Java/Spring/Akka, Javascript or Golang rockstar.
- Deep and hands on knowledge of some of these technologies - MySQL, NodeJS, message brokers such as Kafka/RabbitMQ, NoSQL datastore such as Mongo, Cassandra, Arango, distributed caches such as Redis/memcached, container technology such as Docker and Kubernetes etc.
- Great proficiency in distributed systems design, with an ability to make the right trade-offs for creating future-proof solutions.
- Building quick PoCs and full-fledged solutions with various AWS managed services would be a big plus.









