
Job description
Note: Applications are welcome from candidates who are immediate joiners or currently serving their notice period.
Key Responsibilities:
- Design, develop, and test low-latency, high-volume client-facing applications.
- Develop and maintain enterprise-scale, n-tier applications for the investment banking/capital markets domain.
- Implement microservices-based solutions using Spring Boot and other modern frameworks.
- Work extensively with Core Java 5.0 and above, Spring Framework, and CXF
- Optimize applications for multi-threading and high-performance server-side development
- Collaborate with cross-functional teams to design and implement scalable, secure, and efficient solutions
- Work with RDBMS (preferably Sybase) to handle large-scale data processing.
- Develop and maintain applications on Unix/Linux environments
- Utilize enterprise application design patterns to build robust and scalable solutions.
- Troubleshoot and resolve complex technical issues while ensuring application stability and performance.
Required Skills & Experience:
- 5 to 10 years of hands-on experience in Java development
- Strong knowledge of microservices architecture and cloud-based deployment.
- Expertise in Spring Framework, Spring Boot, and CXF
- Experience in developing and optimizing applications for high-volume, multi-threaded environments
- Solid understanding of financial domain applications, sales, and trading platforms
- Proficiency in working with relational databases (Sybase preferred)
- Familiarity with Unix/Linux environments and shell scripting.
- Strong analytical, problem-solving, and communication skills.
- Ability to articulate and present design ideas effectively.

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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Key Responsibilities:
- Involve in the Design And Development Of Scalable Backend Applications Using Java (Spring Boot).
- Mentor And Guide A Team Of Developers To Ensure High-Quality Deliverables.
- Take Ownership Of Solution Architecture, Coding Standards, And Design Patterns.
- Develop And Manage Restful Apis And Integrate Third-Party Services.
- Collaborate With Front-End Teams, Qa, And Stakeholders To Align Technical Implementation With Business Goals.
- Oversee Deployments In Hybrid Cloud Environments In Coordination With Devops Teams.
- Conduct Code Reviews, Lead Design Discussions, And Manage Agile Development Processes (Scrum/Kanban).
- Monitor Application Performance And Drive Improvements Proactively.
- Troubleshoot And Resolve Complex Software Issues Across Systems And Services.
Required Skills:
- 6+ Years Of Professional Experience In Java Development.
- Strong Hands-On Expertise In Spring Boot And Microservices Architecture.
- Working Knowledge Of Node.Js And Javascript/Typescript.
- Experience With Rest Apis, Sql/Nosql Databases (Mysql, Postgresql, Mongodb).
- Familiar With Ci/Cd Pipelines, Git, And Modern Devops Practices.
- Proven Ability To Lead Distributed Teams And Manage Deliverables In A Remote/Hybrid Work Setup.
- Strong Communication, Leadership, And Problem-Solving Skills.
Job Description:
As per our conversation, please find below the job description for your review.
· Strong written/verbal communication skills
· Minimum 5-14 Years of Core Java Programming with Collections Framework, Concurrent Programming, Multi-threading (Good knowledge in Executor service, Forkjoin pool and other threading concepts)
· Good knowledge of the JVM with an understanding of performance and memory optimization.
· Extensive and expert programming experience in JAVA programming language (strong OO skills preferred).
· Excellent knowledge on collections like, Array List, Vector, LinkedList, HashMap, Hash Table, HashSet is mandate.
· Exercised exemplary development practices including design specification, coding standards, unit testing, and code-reviews.
· Expert level understanding of Object-Oriented Concepts and Data Structures
· Good experience in Database (Sybase, Oracle, or SQL Server) like indexing (clustered, non clustered), hashing, segmenting, data types like clob / blob, views (materialized), replication, constraints, functions, triggers, procedures etc.
· While you may already know about Wissen and the company history, here is a quick rundown for you.
Back End Developer
Job Description:
Location: Pune (Initially Remote due to COVID 19)
We are looking for an experienced Backend Developer to join the team in India and be instrumental in taking our products to the next level. In this role, you will be working in close collaboration with a team of highly empowered, experienced developers who are building a high-performance, highly scaled global platform.
About the Organisation:
- It provides a dynamic, fun workplace filled with passionate individuals. We are at the cutting edge of advertising technology and there is never a dull moment at work.
- We have a truly global footprint, with our headquarters in Singapore and offices in Australia, United States, Germany, United Kingdom, and India.
- You will gain work experience in a global environment. We speak over 20 different languages, from more than 16 different nationalities and over 42% of our staff are multilingual.
You will:
- conceive, build, and operate highly distributed systems deployed around the planet
- employ cutting-edge technologies and techniques in a rapidly evolving domain
- thrive in a progressive, environment which relies on communication and initiative rather than process to deliver at a high velocity
- have a "Product Owner" rather than a "Task Implementer" attitude
Candidate's Profile:
- Experience building systems involving messaging or event-driven architectures
- Deep technical understanding of Java or Go, and willing to work with both
- Strong handle on concurrency challenges and design solutions
- Strong buyer of Agile / Lean values
- Heavy emphasis on code testing and designing for test-ability
- Maturity and aptitude to operate in a high-freedom/high-responsibility environment
- Strong troubleshooting skills
- Experience with supporting and troubleshooting large systems
- Exposure to infrastructure automation tools such as Ansible
- Exposure to IAAS platforms such as AWS EC2, GCP, etc…
- Experience with Cassandra, Aerospike, or other NoSQL databases
Java Developer/Software Developer
Experience: 3 - 7 years
Qualification: MCA/B.Tech
Vacancy: 10
Roles and Responsibilities
- Contribute to all phases of the development lifecycle
- Write well designed, testable, efficient code
- Ensure designs are in compliance with specifications
- Prepare and produce releases of software components
- Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.
- Skill Set: Springboot Framework, Java
Note – Only candidate ready to join immediately can apply.
- Be proficient in server-side development and optimization of data, including database creation and management and debugging
- Integrate data from various back-end services and databases
- Create and maintain software documentation
- Create user-friendly and intuitive interfaces
- Create and analyze reliable and secure back-end functionality
- Maintain, expand, and scale our website
- Remain knowledgeable of emerging technologies/industry trends and apply them into operations and activities
- Collaborate with front-end developers and web designers to match visual design intent
- Bachelor of Engineering/Technology in computer science, software engineering, programming, or equivalent
- Proficiency with languages such as Python, Golang, and Javascript (Node.js, Vue.js)
- Proficiency with MongoDB and MySQL
- Understanding of object-oriented programming
- Experience with the design and implementation of APIs
- Understanding of code versioning and management with Git
- Understanding of code deployment tools such as Jenkins, Capistrano, and ElectricFlow
- Track record of successfully managing multiple company or customer websites
- Excellent time-management and communication skills
OnScreen is looking for a full-time hands-on Software Developer responsible for bringing status disrupting products in the market.
As a Software Developer, you will be responsible for the design and coding of scalable and high performant web applications working on technologies including Microsoft .Net 4.0, Win 32, C#/C++, and Azure. You will be a part of an Agile development team and would have full access to the complete development life cycle including opportunity to shape requirements and application design. We are looking for relevant experience of around 5-7 years.
Requirements
- Strong experience in Microsoft .Net desktoptechnologies including C#
- Strong application design experiencealong with writing Unit Tests.
- Strong data structure concepts
- Demonstrated experience in working on Enterprise-level
- Good communication skills,collaborative attitude, and mentoring mind-set.
- Desirable - Azure SQL, REST API, Azure deployment, Entity framework.
OnScreen was started to chart a better path for Enterprises facing countless barriers to adoption and efficiency. Our Founders, Directors, and Investors have extensive experience dealing with these problems and are passionate about building and providing a solution that alleviates these chronic pain points. To know more about OnScreen, please visit https://www.onscreen.us/
- Independently own one or more multiple modules, which includes: requirement analysis, design, development, maintenance & support
- Write extensive, efficient code to address complex modules and that handles 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
- Perform design and code reviews
- Perform technical feasibility and trade off studies & guides others to perform these studies
- Solve production issues. Investigate and provide solutions to minimize the business impact due to outage
- Continuously improve performance metrics of modules you own.
- Actively mentor and develop junior developers in all software development practices
- Participate in the hiring process (referrals, interviews, attending recruiting events or writing blogs)
- Onboard and mentors new team members, helps shape the culture of the team
Job Description:
Perform high quality software analysis, development, testing and maintenance for the client’s core technology platform
* Work with Product owners, Architects and X-Vertical teams to analyse requirements.
* Implement the features based on the design.
* Follow good development practices.
* Product deployment and support.
* Mentor junior developers.
Job Requirements
* Excellent analytical skills and problem solving skills.
* Expert in JEE/ Java programming.
* Competent in delivering a high quality product.
* Competent in software engineering tools and best practices
* Conversant in web front-end technologies - HTML5/CSS/JavaScript
* Object-oriented Design and Analysis (OOA and OOD)
* Estimate engineering effort; plan implementation, and rollout system changes.
* Exhibit creativity and resourcefulness at problem solving while collaborating and working effectively with best in class designers, engineers of different technical backgrounds, architects and product managers.
* Expert in data structures and algorithms.
* Aware of Agile methodology of Software Development Life Cycle.
* Should be a self-starter and a good team player.
* Great communication skills both verbal and written to ensure effective communication across product teams, functions and locations.
* Can make decisions without always asking others what has to be done.
* Ability to mentor junior developers.
* Experience working with remote teams.
* Flexible to work on any technology as per project demand.
Skill: AWS, Java, Microservices
Experience: 3-7 Yrs
Location: Noida
Notice Period: Immediate/ 15 days









