
JOB DESCRIPTION:
- Design, develop, and maintain low-latency, high-performance enterprise applications using Core Java (Java 5.0 and above).
- Implement and integrate APIs using Spring Framework and Apache CXF.
- Build microservices-based architecture for scalable and distributed systems.
- Collaborate with cross-functional teams for high/low-level design, development, and deployment of software solutions.
- Optimize performance through efficient multithreading, memory management, and algorithm design.
- Ensure best coding practices, conduct code reviews, and perform unit/integration testing.
- Work with RDBMS (preferably Sybase) for backend data integration.
- Analyze complex business problems and deliver innovative technology solutions in the financial/trading domain.
- Work in Unix/Linux environments for deployment and troubleshooting.
Required Skills & Experience:
- 4– 12 years of strong hands-on experience in Core Java.
- Deep understanding of Object-Oriented Programming (OOP), data structures, algorithms, and design patterns.
- Proven experience with Spring, CXF, and REST/SOAP web services.
- Solid understanding of microservices architecture and distributed systems.
- Experience working with Sybase or other relational databases.
- Expertise in multithreading, concurrency, and high-throughput server-side development.
- Exposure to capital markets, sales & trading platforms, or similar financial services applications.
- Good working knowledge of Unix/Linux environments.
- Experience in solution architecture and design documentation is a strong plus.
- Strong problem-solving skills, analytical thinking, and a proactive attitude.
- Excellent communication and interpersonal skills to work effectively with global teams.
Preferred Qualifications:
- Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
- Previous experience in investment banking, capital markets, or financial technology domains.
Why Join Wissen Technology?
- Be a part of a high-growth organization that has expanded 400% in the last five years.
- Work alongside leadership and engineers from IITs, IIMs, MIT, Wharton, and other top institutions.
- Engage with Fortune 500 clients and deliver high-impact projects.
- Certified as a Great Place to Work®.
- Recognized as a Top 20 AI/ML Vendor by CIO Insider (2020).
- Work on next-gen technologies: AI/ML, Big Data, Cloud, DevOps, RPA, and more.
- Global presence across US, India, UK, Australia, Mexico, and Canada.
Website : www.wissen.com

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
Employment Type: Full-time, Permanent
Location: Near Bommasandra Metro Station, Bangalore (Work from Office – 5 days/week)
Notice Period: 15 days or less preferred
About the Company:
SimStar Asia Ltd is a joint vendor of the SimGems and StarGems Group — a Hong Kong–based multinational organization engaged in the global business of conflict-free, high-value diamonds.
SimStar maintains the highest standards of integrity. Any candidate found engaging in unfair practices at any stage of the interview process will be disqualified and blacklisted.
Experience Required
- 4+ years of relevant professional experience.
Key Responsibilities
- Hands-on backend development using Python (mandatory).
- Write optimized and complex SQL queries; perform query tuning and performance optimization.
- Work extensively with the Odoo framework, including development and deployment.
- Manage deployments using Docker and/or Kubernetes.
- Develop frontend components using OWL.js or any modern JavaScript framework.
- Design scalable systems with a strong foundation in Data Structures, Algorithms, and System Design.
- Handle API integrations and data exchange between systems.
- Participate in technical discussions and architecture decisions.
Interview Expectations
- Candidates must be comfortable writing live code during interviews.
- SQL queries and optimization scenarios will be part of the technical assessment.
Must-Have Skills
- Python backend development
- Advanced SQL
- Odoo Framework & Deployment
- Docker / Kubernetes
- JavaScript frontend (OWL.js preferred)
- System Design fundamentals
- API integration experience
- Strong proficiency in Java programming language.
- Experience with Java frameworks like Spring and Spring Boot.
- Understanding of RESTful APIs and web services.
- Experience with databases and data storage technologies (e.g., SQL, NoSQL).
- Knowledge of software development best practices, including testing and code quality.
- Experience with version control systems (e.g., Git).
- Familiarity with cloud platforms (e.g., AWS, Azure, GCP).
- Strong problem-solving and debugging skills.
- Excellent communication and collaboration skills.
We are looking for a skilled Java Developer with hands-on experience in Java, Spring Boot, and Microservices architecture to join our dynamic development team. The ideal candidate will be responsible for designing, developing, and maintaining high-performance, scalable applications that meet the needs of modern enterprise systems.
Key Responsibilities:
💠Design, develop, test, and deploy Java-based applications using Spring Boot and Microservices.
💠Collaborate with product managers, architects, and cross-functional teams to understand requirements and deliver solutions.
💠Build and maintain RESTful APIs for various business functionalities.
💠Participate in code reviews, debugging, and performance tuning.
💠Ensure best practices in code quality, security, and software development lifecycle (SDLC).
💠Maintain and improve existing systems and troubleshoot issues as needed.
💠Implement and manage containerized applications (e.g., using Docker, Kubernetes) where applicable.
💠Integrate third-party APIs and work with database systems (SQL and/or NoSQL).
💠Monitor and maintain application performance and scalability.
Required Skills & Qualifications:
💠Bachelors/Masters degree in Computer Science, Engineering, or related field.
💠Strong proficiency with Spring Boot and the broader Spring Framework.
💠Proven experience in building and deploying Microservices.
💠Knowledge of RESTful web services and API design.
💠Experience with databases like MySQL, PostgreSQL, or MongoDB.
💠Familiarity with CI/CD tools (e.g., Jenkins, GitLab CI) and version control systems like Git.
💠Understanding of containerization tools (Docker, Kubernetes is a plus).
💠Strong problem-solving and communication skills.
You have 3 to 14 yrs of software engineering & product delivery experience with strong
background in datastructures & algorithms
• You’ve proven software development credentials having successfully built complex
products
• You are experienced with one or more general programming languages (e.g. Java, C/C++,
Go). Ability to learn other coding languages as needed.
• You’ve proven software development credentials having successfully built complex
products
• You have a strong foundation in the fundamentals of computer science, with familiarity in
data structures, algorithms and a strong command of object-oriented principles.
• You have experience in one or more of the following areas: Server Backend, Distributed
and Parallel Systems, Full Stack Development (frontend and backend), Scalable Enterprise
Platforms and Applications, Application Security and Incident Management, Android,
iOS, and Machine Learning.
• You have a spark that separates you from the crowd and ability to think out of the box and
on your feet
• You possess multi-dimensional skills that make you a valuable co-worker in a fast,
changing and ambiguous environment
• You have the ability to learn other coding languages as needed real quick
• You are comfortable in working with a team that deals with ambiguity every day
Responsibilities:
- Define the code review process for the team to follow and perform code reviews.
- Design, implement, and maintain Java-based applications that can be high-volume and low-latency.
- Ensure application designs conform with business goals.
- Develop and test software & Identify and resolve any technical issues arising.
Eligibility:
- 3+ yrs of experience developing web applications using J2EE / Java.
- Possess knowledge and skills in software programming in Core Java, J2EE, Microservices-related technologies, Spring Boot, Spring MVC, Rest API, JavaScript, and XML.
- Experience developing enterprise-level web applications and RESTful APIs using Microservices.
- Experience in API Management & in using version control and CI / CD tools.
- 3+ year of experience in Development in JAVA technology.
- Strong Java Basics
- SpringBoot or Spring MVC
- Hands on experience on Relationl Databases (SQL query or Hibernate) + Mongo (JSON parsing)
- Proficient in REST API development
- Messaging Queue (RabitMQ or Kafka)
- Microservices
- Any Caching Mechanism
- Good at problem solving
Good to Have Skills:
- 4+ years of experience in using Java/J2EE tech stacks
- Good understanding of data structures and algorithms.
- Excellent analytical and problem solving skills.
- Ability to work in a fast paced internet start-up environment.
- Experience in technical mentorship/coaching is highly desirable.
- Understanding of AI/ML algorithms is a plus.

Hello Connections,
DSS Software Solutions Sdn. Bhd. #hiring for Java Developer
Experience, Required : 3+ Years
Job Type- Permanent
Location-Bangsar South City
Citizenship- Local Malaysian Prefer
#jobseeking #javadeveloper #kualalumpur #malaysiajobs #javadeveloperjobs
skills and requirements:
University degree in Computer Science, Electrical Engineering, Physics or equivalent
▪ 5 years' experience in developing high-quality software in Java
▪ Knowledge of Test Driven Development
▪ In-depth knowledge of major Java frameworks and technologies (SpringFramework, OSGi, SpringBoot,
ActiveMQ)
▪ Familiarity with development tools (Maven, Jenkins, Sonar, etc.)
▪ Database design and experience in Oracle
▪ Highly aware of current technologies and upcoming trends in software development
▪ Ability to perform full life-cycle software development: requirements, design, implementation, unit testing,
debugging, integration, system testing
Kritika MittalAkash SharmaPrashanthi ReddyGitika PandeySparsh BansalAjay PathivadaKristel KJason ChenV S Durgaprasad PerepuAlex smith
Thanks&Regards
Niky
- Experience in designing & developing systems/software for large business environments (Java, J2EE).
- Strong design and coding skills in Enterprise Java, REST & SOAP web services, ORM (JPA/Hibernate), Spring, Maven, JMS (ActiveMQ), Caching, XML, JSON.
- Experience with multiple integration technologies / frameworks.
- Must have good experience in Unix/Oracle/SQL.
- Experience in Agile Development, Scrum, and Iterative approaches.
- Experience and exposure to AWS Cloud Services and DevOps mindset and expertise is a plus Experience with Mule or any ESB (Enterprise Service Bus) is a plus.
This role isn't limited to the software development or support, it involves less coding but more Consulting, Architectural designing/High Availability system designing, Solutioning, Migration, Optimization, customer handling, etc.
MongoDB is expanding our global team of consulting engineers and is building a new team to deliver remote consulting services to further our ongoing plans for worldwide growth!
MongoDB Professional Services works with customers of all shapes and sizes in all verticals, from tier-1 banks to small web startups, on a variety of interesting use cases from e-commerce platforms to trading systems to social media applications. Solve interesting problems, gain incredible cross-stack experience, work with the best and brightest people in the business, network with industry leaders, and see new places - all in a day’s work!
MongoDB consulting exists to support the development of our customers’ vision, accelerate customers’ time to value, and drive a multitude of customer adoption scenarios - from building new solutions to modernizing legacy applications or migrating to cloud. Our consulting solutions ensure that organizations get the best out of MongoDB.
Be one of the recognized experts in this rapidly growing field in a high-growth software company successfully challenging the status quo of the database industry.
Shift Timing
You will get an opportunity to work with Global customers (APAC, EMEA, and North America) So this would require you to work in monthly rotational shifts.
We will be providing Cab for the pick-up & Drop, (Night Shift Allowances will be given & Cab’s aren’t chargeable)
Candidate Profile
We are looking for candidates who have a **strong development background along with Systems Architecture experience and want to make their career in Consulting Engineering,** This role isn't limited to the software development or support, it involves less coding but more Consulting, Architectural designing/High Availability system designing, Solutioning, Migration, Optimization, customer handling, etc. The ideal candidate should be a highly technical individual, with strong problem-solving and communication skills, and comfortable working remotely to match customer time zones for our Atlas customers.
Our ideal candidate will have
* Excellent analytical, diagnostic skills, and problem-solving skills
* High motivation for a role that combines deep technical and customer-management dimensions
* Confidence speaking and presenting in a collaborative customer setting
* **5+ years of software development/consulting/support experience**, preferably in a number of distinct industries/verticals
* Familiarity with enterprise-scale software architectures, application development methodologies, and software deployment and operations
* Competence in at least one of the following languages (in no particular order): Java, C++, C#, Python, Node.js (JavaScript), Ruby, Perl, Scala, Go
* Experience with databases such as MongoDB, Oracle, MS SQL Server, PostgreSQL
* Familiarity with Linux diagnostics and tuning; Windows tuning knowledge is a plus
* Experience working with public cloud technologies specifically AWS, Azure & GCP
* Should be ready to and comfortable working in shifts to match the customer time zone/s during the working week
**Position Expectations**
* **As a core member of the MongoDB Professional Services team, you will Contribute to helping migrate customers from self-hosted MongoDB on-prem/cloud to Atlas**
* Contribute to customer implementations at any or all phases of the application lifecycle: portfolio assessment, application planning, and design, deployment architectures, development and build, integration and release configuration, system testing, production operations, application optimization, and best practices adoption
* Work as part of a wider delivery team comprising fellow consulting engineers, project managers, and account teams
* Cultivate your individual MongoDB reputation as a trusted advisor to guide MongoDB and our customers into the future
* Partner with Product and Engineering teams to influence the direction of the MongoDB product roadmap
**Success Measures**
**As a Consulting Engineer you will be successful in this role when you can execute the following**
Become a field expert in “everything MongoDB”
Communicate complex technical proposals simply and convincingly to a wide range of audiences
Gain a reputation as a trusted advisor with your clients, large and small
Ensure your client’s success with their MongoDB endeavors
Maintain the required level of billable utilization
Influence MongoDB product development by contributing experience from the field
Successfully communicate the product roadmap to external clients
Constantly work on improving yourself, our products and our team
Do you know, Why MongoDB is a fantastic place to work and build your career?
Disrupting a $64 Billion market
Top NoSQL database in the world
Largest Ecosystem and the fastest growing database in the world
Close to 17,000 customers in over 100 countries and over 90+ million downloads
120% net ARR expansion rate over each of the last twenty quarters
Sequoia Capital and a number of other Top VC firms have invested in MongoDB. Sequoia Capital calls us out as one of their flagship portfolios; Sequoia has also invested in Apple, Google, Youtube, and WhatsApp
9-figure revenue company, with very high double-digit growth rates
Be a part of the company that’s reinventing the database, focused on innovation and speed
Enjoy a fun, inspiring culture that is engineering focused
Work with talented people around the globe
Learn, contribute, and make an impact on the product and community
**Life at MongoDB**
**Our India office culture**
180+ people, with teams in Sales, Engineering, HR, Finance, IT & Marketing
Regular group outings and opportunities to get to know your colleagues
Employee affinity groups
Our Benefits
**Competitive salary and EQUITY**
Comprehensive Health cover, dental cover, travel insurance & Life Insurance.
Free lunch twice per week and a fully stocked kitchen with healthy and sweet treats
Macbooks are company standard
**26 weeks Maternity & 20 Paternity leave** to spend time with new arrivals
*MongoDB is an equal opportunities employer*








