
Java GS Java Developer – Job Description Wissen Technology is now hiring for a 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. - 2- 7 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: 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 Java GS 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

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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Role & Responsibilities
What You'll Do
- Design, build, and ship production-grade backend services in a microservices environment
- Work directly with clients to understand requirements, solution their use cases, and integrate/deploy our product in their environment
- Own problems end-to-end — build, deploy, debug in the client's setup, and see it through to production
- Lead technical discussions with client engineering and business teams, translating their needs into working solutions
- Build integrations with third-party systems and APIs within customer environments
- Collaborate cross-functionally with internal product and engineering teams to feed client learnings back into the product
Ideal Candidate
- Strong Backend Engineer with robust Micro-services experience
- Mandatory (Experience): Must have 4+ years of hands-on experience in backend software engineering with 2+ years in a product company
- Mandatory (Skill 1): Must have hands-on experience building and running applications in a Micro-services setup - designing services, REST APIs, and service-to-service communication
- Mandatory (Skill 2): Must have strong production-grade experience in building and shipping real services in Java or Node.js (Java is highly preferred)
- Mandatory (Company): Product companies (B2B SaaS is preferred)
- Mandatory (Education): B.Tech / B.E. in Computer Science from Tier-1 institutes (IITs, BITS Pilani)
- Preferred (Experience): Must have worked directly with external customers in an engineering capacity - solutioning, integrating, or deploying the product in the customer's environment and handling technical discussions with their teams
- Preferred (Databases): Comfortable with both SQL and NoSQL databases
- Optimizing components for maximum performance across a vast array of web-capable devices and browsers
- Ability to understand business requirements and translate them into technical requirements
- You will ensure that these components and the overall application are robust and easy to maintain.
- Have a good understanding of design and user experience principles.
- Open-minded, flexible, and willing to adapt to changing situations
- Ability to work independently as well as on a team and learn from colleagues
- High adaptability in a dynamic start-up environment
- Ensuring technologies are used efficiently, profitably, and securely. Evaluating and implementing new systems and infrastructure.
- Excellent troubleshooting, analytical and problem-solving abilities with a tenacious commitment to finding the root cause of issues.
Qualifications :
- B. Tech/ B.E. /M. Tech/ BCA / MCA or a related technical discipline from reputed universities
Skills Required :
- Minimum 1+ years of experience in REST API development using python.
- Must have experience with anyone popular python frameworks like Django, Flask, and FastAPI Framework.
- Experience in designing and developing Restful Web services and Remote procedure calls.
- Able to integrate multiple data sources and databases into one system
- Knowledge of load testing and optimizing code for performance, security, and scalability
- Experience with Unit testing frameworks in Python
- Knowledge of modern authorization & authentication mechanisms.
- Able to create database schemes that represent and support business processes
- Knowledge of Version Control System & basics of CI/CD
- Write and maintain technical documentation
- Solid foundation in OOPS, Data structures, and Algorithms
- Knowledge of SDLC phases of project development.
- Experience in one or more No SQL Databases such as MongoDB, and Cassandra.
- Experience with event-based databases and programming
- Good experience in synchronous programming and thread-based programming.
- Experience with schedulers.
- Good to have knowledge of Linux shell commands.
- Good to have experience in Kubernetes & Docker
- Knowledge of any Cloud Service like GCP or AWS would be an added advantage
- Cares deeply about writing Quality, Testable & Modular code
- Good to have an understanding of NLP.
Qualification & Experience
- A Bachelor’s / Master’s degree in Computer Science (or equivalent experience)
- M-Tech or advanced degree a plus Hackathon participation and accolades are a plus.
- Total Exp- 6-8 years with minimum 6+ years of professional software development experience on Java / J2EE
- Full SDLC experience (Requirements Gathering, Architecture, System Design, Development, QA, etc…)
- Experience with Spring Boot/Spring Framework ( IOP/DI, REST, Security)
- Experience with SOAP / REST web services Knowledge of SQL
- Knowledge of No SQL concepts.
- Work experience on Apache SOLR , REDIS / Relevant Cache Manager , Lucene , Elastic Search .
- Mongo DB & Postgres DB / RDBMS is desirable
- Understanding concepts of CDN & Content Management
- Must have worked on any one messaging solutions like Kafka or RabbitMQ
- Bonus Points for Micro Service Design and Development experience
- Used Agile methodology / Scrum
- Experience leading or working with cross geography teams
- Bonus Points for experience working on Unix, Shell Scripting & Build Systems
- Experience in performance optimization is an added advantage
Responsibilities:
-You will be actively involved during the entire technology development lifecycle.-
Responsibilities will include all aspects from design, coding, testing, customer feedback cycle changes and support. Primary role in software development with object-oriented Java.
-The customized solutions that you will be architecting and developing will also require knowledge and experience with Spring / Spring Boot / Hibernate / ORM Concepts, SOAP / REST, and SQL / No SQL.
-Ability to learn new technologies quickly and willingness to read and digest large existing source code and take Ownership on complex component or subsystem to drive improvements and Re- Architecture. --Work with a team of amazing developers and designers involved in the -design and development of global platforms.
Invent and prototype new features, build, test and ship them to customers as SaaS, Cloud Based or hosted product platforms
Drive the implementation of new technologies which improve our ability to build great customers products. Participate in a fun, open learning environment with great benefits and smart talented folks that represent among the best globally.
C++ and QT mandatory and also should be very strong on Data Structures, Algorithms
Note: salary depends on current CTC.
Job Description
- Participate in feasibility analysis of requirements for implementation. • Contribute in technical discussions regarding requirements, implementation adopting best practices/ methodologies, platforms for development and support methodology.
- Estimation and timely implementation of requirement(s) by developing a modular, scalable, high-performance code by adopting best practices.
- Own up the defect free code delivery of module/application and provide support during integration/implementation.
- Bug fixing, code optimization.
- Collaborate with the testing team to understand and resolve the bugs.
Required Skills
- C++ QT framework user interface desktop application
- Extensive hands-on experience in Desktop application development using QT technology
- Experience with GUI implementation and debugging desktop applications using Qt
- Experience in real-time communications software development and related build environments, with a focus on mission-critical, low latency multithreaded applications
- Experience designing, developing and debugging networked client/server applications
- Experienced with source/version control software, including Git
- Strong proficiency in C++, with fair knowledge of the language specification
- Thorough knowledge of the standard library, STL containers, Data Structures and algorithms
- Good understanding of memory management in a non-garbage collected environment
- Knowledge of the latest C++11,C++14,C++17 standard
- Familiarity with system call wrapper library functions
- Thorough knowledge of Nginx , Redis,Kafka, RabbitMQ, MySql
- Familiarity with language tools, such as Valgrind
- Sound knowledge of Postgre and MySQL
- C++ with QT User Interface, Data Structures, Algorithms, AWS, TCP,UDP
As an SDE, you will develop a deep understanding of our business, work closely with development teams and own the architecture and end-to-end delivery of software components.
Requirements:
- Exp: 3 - 8 years.
- 4 + years' experience building successful production software systems.
- A solid grounding in Computer Science fundamentals (based on a BS or MS in CS or related field).
- The ability to take convert raw requirements into good design while exploring technical feasibility tradeoffs.
- Expertise in System design (design patterns, LLD, HLD, Solid principle, OOAD, Distributed systems etc. ), Architecture (MVC/Micro services).
- Excellence in technical communication.
- Has experience in mentoring other software developers.
- BS/MS in Computer Science or equivalent.
- Experience developing service oriented architectures and an understanding of design for scalability, performance and reliability.
- Demonstrated ability to mentor other software developers to maintain architectural vision and software quality.
- Demonstrated ability to achieve stretch goals in a highly innovative and fast paced environment.
- Expertise in delivering high-quality, innovative application.
- Strong desire to build, sense of ownership, urgency, and drive.
- Strong organisational and problem solving skills with great attention to detail.
- Ability to triage issues, react well to changes, work with teams and ability to multi-task on multiple products and projects.
- Experience building highly scalable, high availability services.
- The ideal candidate will be a visionary leader, builder and operator.
- He/she should have experience leading or contributing to multiple simultaneous product development efforts and initiatives.
- He/she needs to balance technical leadership with strong business judgment to make the right decisions about technology choices.
- He/she needs to be constantly striving for simplicity, and at the same time demonstrate significant creativity, innovation and judgme.
- Proficiency in, at least, one modern programming language.
- Experience in SQL or Non-SQL database.
- Strong sense of ownership, urgency, and drive.
- Demonstrated leadership abilities in an engineering environment in driving operational excellence and best practices.
- Demonstrated ability to achieve stretch goals in a highly innovative and fast paced environment.
- Excellent communication, collaboration, reporting, analytical and problem solving skills.
- Good understanding of at least some of the modern programming languages (Java) and open-source technologies
Looking for Java developers with 2 to 4 Years of experience.
with below skill's
Java
SQL
Note: Microservices experience added advantage
Required Qualifications and Skills:
- 3-5 years of work experience in the development background, with at least 2 years experience in Java, Spring, Sprint Boot, Hibernate or JPA, MySQL, Oracle, Spring MVC.
- B.E. degree in Computer Science, Graduate in Software Engineering or equivalent
- Experience in Core JAVA, Spring, Spring Boot Frameworks.
- Experience with ORM's like Hibernate.
- Good knowledge of developing RESTful web services using Spring Boot, Java1.x,Servlet2.4, JSP2.0, JDBC3.0, Java Mail, Struts2.x, HTML, HTML5, Angular7+, JavaScript, JSF, Bootstrap2.x-3.x, JQuery & CSS 3.x, Maven 3.x, Apache Tomcat7
- Knowledge of Cloud AWS.
- Experience in any Messaging Queue e.g. Apache Kafka, ActiveMQ, etc.
- Experience on Web services with REST and SOAP.
- Experience working on tool set like Eclipse IDE, SQL clients.
- Experience using application server like Jboss, TomCat, Wildfly, glassfish.
- Experience in using tools like SOAP UI, POSTMAN
- Ability to write SQL queries to fetch data.
- Knowledge of Micro services, Redis Cache and Mongo DB (or any other NoSQL) is good to have
5 years of architecture, design and programming experience preferably in fast-paced dynamic environment
Strong application design and implementation skills, solid understanding of the entire development cycle.
Strong background in Java/J2EE based application
Strong background in Spring/Spring boot based application
Strong background in Microservices based application
Experience working with Apache and/or Tomcat
Experience in transforming requirements to software design
Strong Experience with developing Java SAAS web applications.
Working experience in Industry Standard protocols related API Security including OAuth
Demonstrate strong design and programming skills using JSON, Web Services, XML, XSLT, PL/SQL in Unix and Windows environments.
Strong background working with Linux/UNIX environments.
Strong Shell scripting experience.
Working knowledge with Oracle, DB2 or MongoDB databases.
Passion to stay on top of the latest happenings in the tech world and an attitude to discuss and bring those into play. Strong agile/scrum development experience
Strong collaboration and communication skills within distributed project teams
Excellent written and verbal communication skills

Job Role – Technical Lead – Back End
Work Location - Bengaluru
Job Description –
Requirements
• 5+ years of experience in product companies
• Experience in software development and coding in multiple languages
• Experience in both front-end and back-end development with mastery in back-
end.
• Excellent knowledge of software and application design and architecture
• Understanding of software quality assurance principles
• Managed at least 4-5 engineers in their experience.
• High quality organisational and leadership skills
• Outstanding communication and presentation abilities
If you think you are one of them then please reply with your interest and we will take your candidature ahead for the next level of evaluation. Below information would be appreciated more:
Current CTC:
Expected CTC:
Notice Period:
Update Resume: please attach









