
Java Developer – Job Description
Wissen Technology is now hiring a Java Developer 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 consultancy.
Required Skills:
• Exp. - 4 to 9 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.
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Job Description:
- He / She candidate must possess a strong technology background with advanced knowledge of Java and Python based technology stack.
- Java, JEE, Spring MVC, Python, JPA, Spring Boot, REST API, Database, Playwright, CI/CD pipelines
- * At least 3 years of Hand-on Java EE and Core Java experience with strong leadership qualities.
- * Experience with Web Service development, REST and Services Oriented Architecture.
- * Expertise in Object Oriented Design, Design patterns, Architecture and Application Integration.
- * Working knowledge of Databases including Design, SOL proficiency.
- * Strong experience with frameworks used for development and automated testing like SpringBoot, Junit, BDD etc.
- * Experience with Unix/Linux Operating System and Basic Linux Commands.
- * Strong development skills with ability to understand technical design and translate the same into workable solution.
- * Basic knowledge of Python and Hand-on experience on Python scripting
- * Build, deploy, and monitor applications using CI/CD pipelines, * Experience with agile development methodology.
- Good to Have - Elastic Index Database, MongoDB. - No SQL Database Docker Deployments, Cloud Deployments Any Al ML. snowflake Experience
Person should have strong knowledge in -
1. Core Java,
2. JSP
3. Spring Framework,
4. Spring Boot,
5. SOAP and REST Webservices
6. Application Security.
Person should have 4 to 6 Years of work experience in Java and above-mentioned related technology.
Person should have good Oracle Database knowledge and have good communication skills.
Having work experience in BFSI domain will added advantage
Person needs to work from Mumbai location and also available to join the office
● 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.
Job Responsibilities:
- Collaborate with other senior engineers, and management, to achieve optimal application architecture and design
- Develop efficient, secure applications, peer-review code, and document solutions within an agile-blended software environment
- Communicate proactively with team members, infrastructure, security, and quality assurance to continuously improve processes and engineering excellence
- Guide and train other developers in backend technology
- Ability to work independently and as a member of a team spread over different time zones
Skills:
- Understanding of object oriented programming skills and data structures
- At least 6 years of hands-on development in Java, Springboot & Hibernate
- Should have experience in Java Multithreading, microservices
- Experience with developing web applications
- Expertise with in Core Java (Collections, Exception handling)
- Experience with J2ee( Servlets, JSPs)
- Experience with all well known database technology and object-relational mapping, experience with databases (Mysql, Mssql)
- Knowledge and development background in web-services/REST, AJAX, JSON, and XML
- Experience with Windows and Linux based environments
- Experience with Maven and GIT tools
- Understanding of UI technologies (HTML, CSS, Javascript libraries) would be a plus
- Good to have – AWS experience and Fintech domain experience
- Awareness of Jenkins will be a value add
Completely work from office.
rotational shifts.
Your Qualifications:
7 to 12 years of experience with majority as Java engineer
Strong hands on experience on building application using technologies Java, Spring, Hibernate, Maven/Gradle.
Experience in building Micro Services using Spring Boot / Go.
Strong knowledge and experience with SQL queries and databases like Postgre SQL/Oracle.
Strong knowledge and experience on Platform components such as Docker, Kubernetes and Service Mesh (Istio).
Good knowledge of scripting languages (preferably Python and Bash)
Familiarity with CI/CD environment (Jenkins).
Experience on Observability stack such as ELK Stack, Prometheus & Grafana would be added advantage.
Should have experience on Active MQ based async queuing system design and deployment.
Strong experience of system design and implementation of end-to-end integrated systems.
Familiarity with Hazelcast and Zk Solution would be a plus.
Strong skills to write technical design documentation.
Experience of leading a team as tech lead.
Ability to work effectively in a team environment as well as independently.
Good communication skills with tech/non-tech people.
What You'll Do:
Assigned to software development projects and/or system enhancements as tech lead.
Be engaged in a whole process of development project (requirements analysis, design, implementation, testing/verification, deployment, operation/maintenance).
Work closely with project manager and other engineers. Some of them are in different locations such as Japan and Singapore.
Always improve the design quality, code quality, testing quality and system quality spontaneously. In addition, create such a culture in our team.
Understand business needs and user behavior and develop solutions to those needs.
Develop and maintain a deep understanding of our systems and propose system improvements.
Guide and support less-experienced members as mentor and role model to improve the team productivity and achieve team’s goals together.
Better to Have:
Familiarity with Telecom Service Provider’s Billing Ecosystem/BSS Systems.
Familiarity with and experience on Cloud Native Technologies.
Familiarity with Agile Software development process.
Familiarity with and experience on Linux/Unix environment
Work experience with a remote team
Familiarity with Atlassian tools (JIRA, Confluence, HipChat)
Familiarity with source control system (Gitlab, SVN, etc.)
OUR COMMITMENT TO YOU:
You'll benefit from our network of global communities and collaborative culture that will help you build technical and functional skills and capabilities. And because we serve more than 28 countries industries globally, you'll have the opportunity to develop valuable industry-specific expertise.
The scale of our capabilities and client engagements and the unique way we innovate, operate and deliver value will give you the opportunity to deepen your existing skills even as you help create the latest technology trends. You'll have access to leading-edge technology.
- At TailNode, we are at the bleeding edge of this change.
- We conceptualize and develop products that are aimed to enable this transformation of the political architecture of the country.
- We leverage the best practices and insights of the technology world and apply them in our unique way to deliver impact on a massive scale.
- We want to offer you a once-in-a-lifetime opportunity to be a part of this massive change and build new and exciting products with us.
Responsibilities :
- Designing, building, and maintaining high performance, reusable, scalable and robust services and applications
- Developing and managing databases and reporting tools
- Building intelligent messaging bots using web APIs
- Designing and developing robust RESTful APIs and other interfaces
- Integrating data storage solutions.
Required Skills :
- Ability to write clean, structured code in Ruby/Python with documentation.
- Proficiency in at least one Ruby frameworks (Ruby on Rails or Sinatra) or Python framework (Django or Flask)
- Clear understanding of Data Structures and Algorithms.
- Ability to write well defined test cases using Minitest, RSpec or Unit testing framework.
- Experience in one of the following database technologies - MySQL, PostgreSQL, MongoDB, Cassandra.
- Proficiency in working with complex SQL queries.
- Knowledge of design patterns, architectural best practices.
- Familiarity with RESTful web services.
- Knowledge of version control tools like Git, SVN etc.
- Working experience with Cloud Services like Amazon Web Services or Google Cloud is a plus.
Required Qualifications :
- A Bachelors or a Masters degree in Computer Science or relevant field.
- Experience of 3-5 years in software development.
Note : Other language candidates may apply only if they're expecting to work primarily on Ruby/Python.
Location:-Gurgaon
Currently WFH
Exp with Product based organisation only
Exp Required:- 3 to 9 yrs
Responsibilities
- Work with a talented team to invent, design and build software that is stable and perform ant
- Primary role will be quality and timely delivery of the application/ feature/ module your team will be working on
- Adopt and execute good design philosophy and code writing practices
- Ensure the code goes through rigorous tests and quality checks before deployment.
- Work with other software engineers and database engineers to set excellent development practices and deliver innovative changes in new and existing products.
- Be hands-on technical, thus, leading by example using web, mobile and database technologies.
- Work on project ideas with customers, stakeholders and peers
- Be actively involved in code review process, design discussions, team planning
Basic Qualifications
- Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline
- Experience in software design and development
- Proficiency with at least one Object Oriented language (e.g. Java)
- Computer Science fundamentals in object-oriented design, data structures, algorithm design, problem-solving, and complexity analysis
- A strong track record of project delivery for large, cross-functional projects
- Experience with building high-performance, highly available and scalable distributed systems
- Experience with API Design, ability to architect and implement an intuitive customer and third-party integration story
About OneAssist
OneAssist is founded with a vision to provide a ubiquitous platform for assistance & protection services to customers.
A leader in Assistance and Protection products across Home Appliances, Personal Electronics, Physical and Mobile Wallets, OneAssist is a Technology-led organization. It has created a horizontal Assitance and Protection platform powered by Technology, Analytics and Data Science.
OneAssist wants to provide consumers the convenience of availing assistance and protection products through digital touch points- Mobile App, website, Voice and chat.
Founded in 2011, OneAssist has been well funded by Marquee investors, Sequoia Capital, Lightspeed Venture Partners, Assurant Solutions and Trifecta Capital with total cumulative funding of $33.2 Million. The latest Series C funding of &17.5 Million was raised in 2017.
Some of our significant partnerships are with Airtel, HDFC, HomeCredit, Pinelabs, InstaCash and more.
https://www.linkedin.com/company/oneassist-consumer-solutions/about/">https://www.linkedin.com/company/oneassist-consumer-solutions/about/
https://www.oneassist.in">https://www.oneassist.in
Job Description:
- Write maintainable/scalable/efficient code.
- Design and architect technical solutions for the developer community at OneAssist Work in a cross-functional team, collaborating with peers during the entire SDLC.
- Follow coding standards, code reviews etc. Follow scrum sprint cycles and commitment to deadlines.
Traits we are looking for in you: 3+ years experience developing large scale customer facing internet systems Strong problem-solving skills.
- Hands-on experience in coding capability in desired technology Solid experience in Java/J2EE frameworks such as Spring, Spring Boot, Spring Cloud, Hibernate.
- Strong Experience with Microservices, RESTful Web services, OOPs concepts.
- Nice to have knowledge of Docker, Kubernetes, Jenkins and CI/CD Knowledge
- Strong background in designing or extending existing test frameworks such as Junit Experience with version control systems such as Git. Good understanding of application security (authentication, authorization, web security etc.)
- 2+ years of professional software development experience
- 2+ years of object-oriented Java / J2EE development
- Full SDLC experience (requirements gathering, architecture, development, QA, etc- )
- Experience with Spring (MVC, IOP/DI, REST, Security) & Hibernate/Spring
- Experience with SOAP / REST web services
- Knowledge of SQL
- Knowledge of No SQL concepts, understanding of Solr, Redis and Mongo DB is desirable
- Understanding concepts of CDN & Content Management
- Must have worked on any one messaging solutions
Bonus Points for micro service design and development experience
- Bonus points for any mobile development experience
- Used Agile methodology
- 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
POSITION :
- 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 / Hibernate, SOAP / REST, and 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.
QUALIFICATION :
- A Bachelor's degree in Computer Science (or equivalent experience)
- M-Tech or advanced degree a plus
- Hackathon participation and accolades are a plus
Job Role :
Quinbay is an upstart digital platforms and products company with a core focus on disrupting traditional markets and business models with the strength of our innovation driven digital value. We harness the power of our open innovation culture, our unique talent selection approach, the skills and expertise of our people across various industries, domains and technologies and a unique blend of analytics driven strategies for creating future digital platforms.
OPPORTUNITIES :
- Pursue opportunities in and learning/growth interests in Mobile, product development, product management, Analytics, Machine learning, UI/UX design, DevOps, Automation, Drones, bots and Java / open source development frameworks and methodologies - on a variety of domains like eCommerce, Logistics and fulfilment, Mcommerce and a whole lot others.
- Opportunities to be part of fastest growing eCommerce platforms in exciting application areas like core commerce, supply chain, logistics and fulfilment, merchant, mobile commerce, analytics, automation and a lot more for the global markets positioned for Asia.









