
Minimum 7-12 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, HashTable, 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.

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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This position is ideal for someone with a solid foundation in Java and Spring Boot, who has a deep understanding of modern software development practices and is eager to work in a fast-paced, collaborative environment.
Requirements:
- Strong Java Expertise: Write clean, maintainable, and well-documented code using Java, adhering to best practices and coding standards.
- Spring Boot & Microservices: Develop and maintain scalable, resilient microservices using the Spring Boot framework.
- Design Patterns: Apply design patterns effectively in solving software design challenges.
- Unit Testing & Mocking: Write comprehensive unit tests, utilize mocking frameworks, and ensure high test coverage for quality assurance.
- High-Performance Code: Write optimized, high-performance code with a focus on speed, efficiency, and scalability.
- Secure Coding Practices: Ensure all code is secure and compliant with best security practices to protect against vulnerabilities.
- AWS & Cloud-Native Development: Leverage AWS services for cloud-native application development, deployment, and maintenance.
- Relational Databases: Work with relational databases, including writing complex queries and optimizing database interactions.
- NoSQL Knowledge: Basic understanding or hands-on experience with NoSQL databases is a plus.
- Agile Development: Collaborate effectively within an Agile development environment, participating in code reviews, sprints, and daily standups.
- Continuous Integration/Continuous Deployment (CI/CD): Familiarity with CI/CD pipelines and related tools to streamline development and deployment processes.
- Problem-Solving: Demonstrate strong problem-solving skills, troubleshooting, and debugging abilities.
- Collaboration & Communication: Work closely with cross-functional teams, communicate effectively, and contribute to the overall success of the project.
Qualifications
- A minimum of 4+ years of experience with Java.
- BE/B.Tech in Computer Science or equivalent degree required.
- Strong understanding of Spring Boot and Microservices
- Strong Java Expertise
- Good problem-solving skills
- Sound knowledge of OOP principles and best practices.
Company Description
Mobile Programming LLC was started with the mission to provide “Economic as well as Efficient” software solutions. We firmly believe in the credibility and scalability of Digital Transformation. Our services are focused on Mobility Solutions, Custom App Development, Cloud Solutions, IoT, AR/VR, Metaverse, Blockchain, Artificial Intelligence & Machine Learning, Chatbot, Predictive Analytics & Big Data Solutions, and several other trending as well as emerging technologies. At its core, Mobile Programming LLC is all about developing solutions that help clients accelerate their business processes, achieve optimum productivity, and mitigate risks.
Role Description
This is a full-time on-site role for a Full Stack Developer located in Bengaluru. As a Java Developer, you will be responsible for building and maintaining web applications, ensuring the responsiveness of applications, and working alongside cross-functional teams to develop and implement user-friendly features. You will collaborate with the development team, contribute to the overall architecture of the application, and ensure high-quality code and documentation.
Qualifications
- Proven work experience as Java Developer
- Experience in 4 yrs expin back-end development
Skills required
-5+ years of software development experience.
-Excellent skills in Java and/or Scala programming, with expertise in backend architectures, messaging technologies, and related frameworks.
-Developing Data Pipelines (Batch/Streaming).Developing Complex data transformations, ETL Orchestration, Data Migration, Develop and Maintain Datawarehouse / Data Lakes.
-Extensive experience in complex SQL queries, database development, and data engineering, including the development of procedures, packages, functions, and handling exceptions.
-Knowledgeable in issue tracking tools (e.g., JIRA), code collaboration tools (e.g., Git/GitLab), and team collaboration tools (e.g., Confluence/Wiki).
Proficient in Linux/Unix, including shell scripting.
-Ability to translate business and architectural features into quality, consistent software design.
-Solid understanding of programming practices, emphasizin
Job Description
Wissen Technology is now hiring for a Java Developer - Mumbai/Bangalore with hands-on experience in Core Java, multi-threading, algorithms, data structure and SQL skills.
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.
Required Skills:
- Exp. - 3 to 10 years.
- Experience in Core Java 5.0 and above,Spring.
- Extensive experience in developing enterprise-scale n-tier applications for financial domain. 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, preferably Sybase database.
- Good knowledge of multi-threading and high-volume server-side development.
- Experience in sales and trading platforms in investment banking/capital markets.
- Basic working knowledge of Unix/Linux.
- Excellent problem solving and coding skills in Java.
- 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 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.
Key Skills: OpenText AppWorks, OpenText Process Suite (all sub components), Java, JavaScript, XML, SQL, BIRT.
Required Skills:
- Ability to translate complex business requirement into functional technical requirements using OpenText AppWorks (erstwhile Process Suite) low code design and integration framework.
- Knowledge on implementing OpenText AppWorks integration services using REST, SOAP, and Email etc.
- Good understanding of OpenText AppWorks case management features and BPM features.
- Experience in various rules and features like LifeCycle, Activities, User Interface (XForms and Low Code design), SLA, KPI, OTDS, CARS, AppWorks Gateway, Single-Sign-On, External Authentication, SAML, Listeners (File, MQ), SOAP Services, Email integration, HTTP Connector, AppWorks integration with Content/Document Management, etc.
- Experience in full OpenText AppWorks implementation including Entity modelling and Rulesets design.
- Expertise in Java, JavaScript, SQL Server Database.
- Expertise in building Web Services, REST Services API’s (nice to have) Familiar in designing and developing applications in cloud environments (preferably Azure).
- Authentication SAML 2.0, OT.
- Knowledge of OTDS and integration with OTDS
- Exposure to HTML5 ,angular and integration of AppWorks to with angular will be plus
- Exposure to another OpenText platform (ECM, xECM, Captiva, iHUB).
A strong passion for learning and adapting to new technologies.
● Proven work experience as a Back-end developer.
● In-depth understanding of the entire web development process (design, development and deployment).
● Proficient in Java, with a good knowledge of its ecosystems
● Basic understanding of JVM, its limitations, weaknesses, and workarounds
● Ability to decide when to use relational vs NoSQL databases and must be experienced with at least one of
the relational databases (MySQL) as well as experience with ElasticSearch will be good to have
● Familiarity with concepts of MVC, JDBC, and RESTful
● Experience with Spring, Spring Boot, Spring MVC
● Experience in CI/CD and Cloud technologies
● Expertise in developing enterprise-level web applications and RESTful APIs using MicroServices, with
demonstrable production-scale experience
● Familiarity with front-end languages (e.g. HTML, JavaScript and CSS) - Not mandatory
● Participation in coding competitions such as hackathon, hackerrank will be added advantage.
Wissen Technology is now hiring for a Java Developer with hands-on experience in Core Java, multithreading, algorithms, data structure and SQL skills. (Spring boot is mandatory)
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.
Required Skills :
Exp – 4 to 10 years (Bangalore/Mumbai)
Experience in Core Java and above, CXF, Spring.
Extensive experience in developing enterprise-scale n-tier applications for financial domain. 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.
Knowledge of multi-threading and high volume server side development
Experience in sales and trading platforms in investment banking/capital markets
Basic working knowledge of Unix/Linux
Excellent problem solving and coding skills in Java
Strong interpersonal, communication and analytical skills.
Should have the ability to express their design ideas and thoughts.
About Wissen:
Wissen Technology is a specialized technology practice for high end consulting primarily geared towards the domains of Banking & Finance, Telecom, and Healthcare. Established in the year 2000 in the US, we have global offices in US, India, UK, Australia, Mexico and Canada, with best in class infrastructure and development facilities spread across the globe. We are an end to end solution provider in Banking & Financial Services, Telecom, Healthcare, Manufacturing & Energy verticals and have successfully delivered $650 million worth of projects for more than 20 of the Fortune 500 companies. We have more than 1400 highly skilled professionals.
We offer an array of services that includes Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation and Infrastructure Management. Wissen is uniquely positioned to help clients with Building Enterprise Systems, Implementing a Digital Strategy and Gaining Competitive Advantage with Business Transformation.
Wissen Technology is been certified as a Great Place to Work® company in 5 years of inception which is a testament to our progressive and flexible work culture. As we cast our eyes to the future, we remain committed to our core philosophy of our management team ‘Employee First’.

About the job
We focus on client adoption of disruptive technologies, technology architecture and providing specialized skills related to integration, custom software engineering, testing, application modernization, agile and more. We help our clients with the most complex projects including working in open web platforms, DevOps platforms as well as intelligent Computing and Architecture enhancement.
We are looking for hands on, smart thinking Applications developer to join our fast-growing team of talented professionals. You will have the opportunity to work on large enterprise solutions and deliver solutions that deliver business performance for our customers.
WORK YOU’LL DO
- Design and develop microservices/APIs using either Java/Spring boot, ISTIO, Kubernetes, Docker, CI / CD Pipelines
- You would scale micro services using Kafka or similar messaging systems.
- Collaborate with clients, architects, and application architectures to understand the operational objectives and purpose of the future system integration.
- Understand the points of integration between the different systems and highlight the potential risks associated with the delivery of solutions
- Collaborate with Functional Designers and Developers in order to find best solutions
- Produce detailed functional and technical specifications.
- Assist in producing solutions with threat assessments and associated security awareness.
WHAT WE ARE LOOKING FOR
- 5- 8 years of hands-on experience designing and developing microservices using either Java/Spring Boot
- 3-5 years of experience with system integration
- Minimum of 3 years of relevant experience with API concepts and technologies such as REST, JSON, XML, SOAP, YAML, GraphQL, and Swagger
- Experience developing within agile methodology using CI/CD pipeline
- Experienced in 3-tier, n-tier, cloud computing, microservices architectures and SOA.
- Good knowledge of integration architectures
- Experience supporting and/or implementing complex integration projects
- Excellent client management skills
- Experience with Data modelling would be an asset
QUALIFICATIONS
- Experience of working in an Agile Environment
- Ability to drive design from Stories and Requirements
- Adept at UML, Design Patterns, Reusable Services Development,
- Knowledge on Scaling Microservices

- 8+ years of relevant work experience
- Well-versed in data structures, algorithms, and software design. Programming experience with at least one of
- Java or Python and object-oriented design
- Knowledge on SQL, NoSQL databases, Messaging/Caching technologies and AW deployments is a plus
- Exposure to the architecture and design (design patterns, security, reliability and scaling) of new and current systems. Experience in building highly scalable business applications, which involve implementing large complex business flows involving multiple third-party integrations
- Prior startup experience is a plus

