
Java Developer – Job Description Wissen Technology is now hiring for a Java Developer - Bangalore/Mumbai 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. - 3 to 8 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 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.

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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Qualifications
- 4+ years of software development experience in Java 8. Knowledge of Java 9.
- Experience in developing micro services in Spring Boot or Node.js. Experience in security, transaction, Idempotency, log tracing, distributed caching, monitoring and containerization requirements of Micro services. Experience in developing High Cohesion & Loosely Coupled Micro Services
- Should have excellent acumen in Data Structures, Algorithms, problem-solving and Logical/Analytical skills. Thorough understanding of OOPS concepts, Design principles and implementation of different type of Design patterns.
- Sound understanding of concepts like Exceptional handling, Serialization/Deserialization and Immutability concepts, etc. Good fundamental knowledge in Enums, Collections, Annotations, Generics, Autoboxing, etc.
- Experience with Multithreading, Concurrent Package and Concurrent APIs
- Basic understanding of Java Memory Management (JMM) including garbage collections concepts.
- Experience in RDBMS or NO SQL databases and writing SQL queries (Joins, group by, aggregate functions, etc.)
- Hands-on experience with JMS. Hands-on experience in creating RESTful webservices and consuming webservices. Hands-on experience with Spring.
- Hands-on experience with any of the logging frameworks (SLF4J/LogBack/Log4j)
- Experience of writing Junit test cases using Mockito / Powermock frameworks. Should have practical experience with Maven/Gradle and knowledge of version control systems like Git/SVN etc.
- Good communication skills and ability to work with global teams to define and deliver on projects. Sound understanding/experience in software development process, test-driven development.
- 4+ years of software development experience in Java 8. Knowledge of Java9.
- Experience in developing micro services in Spring Boot or Node.js. Experience in security, transaction, Idempotency, log tracing, distributed caching, monitoring and containerization requirements of Micro services. Experience in developing High Cohesion & Loosely Coupled Micro Services
- Should have excellent acumen in Data Structures, Algorithms, problem-solving and Logical/Analytical skills. Thorough understanding of OOPS concepts, Design principles and implementation of different type of Design patterns.
- Sound understanding of concepts like Exceptional handling, Serialization/Deserialization and Immutability concepts, etc. Good fundamental knowledge in Enums, Collections, Annotations, Generics, Autoboxing, etc.
- Experience with Multithreading, Concurrent Package and Concurrent APIs
- Basic understanding of Java Memory Management (JMM) including garbage collections concepts.
- Experience in RDBMS or NO SQL databases and writing SQL queries (Joins, group by, aggregate functions, etc.)
- Hands-on experience with JMS. Hands-on experience in creating RESTful webservices and consuming webservices. Hands-on experience with Spring.
- Hands-on experience with any of the logging frameworks (SLF4J/LogBack/Log4j)
- Experience of writing Junit test cases using Mockito / Powermock frameworks. Should have practical experience with Maven/Gradle and knowledge of version control systems like Git/SVN etc.
- Good communication skills and ability to work with global teams to define and deliver on projects. Sound understanding/experience in software development process, test-driven development.
Additional Information
- Gender-Neutral Policy
- 18 paid holidays throughout the year for NCR/BLR (22 For Mumbai)
- Generous parental leave and new parent transition program
- Flexible work arrangements
- Employee Assistance Programs to help you in wellness and well being
Responsibilities :
● Designing and developing robust and scalable server-side applications using Python, Flask, Django, or other relevant frameworks and technologies.
● Collaborating with other developers, data scientists, and data engineers to design and implement RESTful APIs, web services, and microservices architectures.
● Writing clean, maintainable, and efficient code, and reviewing the code of other team members to ensure consistency and adherence to best practices.
● Participating in code reviews, testing, debugging, and troubleshooting to ensure the quality and reliability of applications.
● Optimizing applications for performance, scalability, and security, and monitoring the production environment to ensure uptime and availability. ● Staying up-to-date with emerging trends and technologies in web development, and evaluating and recommending new tools and frameworks as needed.
● Mentoring and coaching junior developers to ensure they grow and develop their skills and knowledge in line with the needs of the team and the organization.
● Communicating and collaborating effectively with other stakeholders, including product owners, project managers, and other development teams, to ensure projects are delivered on time and to specification.
You are a perfect match, if you have these qualification :
● Strong experience in Python and server-side development frameworks such as Flask or Django.
● Experience in building RESTful APIs, web services, and microservices architectures.
● Experience in using database technologies such as MySQL, PostgreSQL, or MongoDB.
● Familiarity with cloud-based platforms such as AWS, Azure, or Google Cloud Platform.
● Knowledge of software development best practices such as Agile methodologies, Test-Driven Development (TDD), and Continuous Integration/Continuous Deployment (CI/CD).
● Excellent problem-solving and debugging skills, and the ability to work independently as well as part of a team.
● Strong communication and collaboration skills, and the ability to work effectively with other stakeholders in a fast-paced environment
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.
- Java
- Spring Boot
- Database (Preferably Mysql)
- Multithreading
- Low Level design (Any Module)
- Github
- Leetcode
- data structure
CLIENT : MNC
ROLE: JAVA ARCHITECT
EXP: 11 YEARS PLUS
LOCATION: Bangalore.
CTC: UPTO 28 LPA
NOTE:CANDIDATES CURRENTLY IN BANGALORE ONLY APPLY.
SERVING NOTICE PERIOD UPTO 30 DAYS AND IMMEDIATE JOINERS ONLY APPLY.
CANDIDATE DESGINATION SHOULD BE JAVA ARCHITECT IN WORKING COMPANY
Job description
Responsibilities: Architecture, design and enhancement of moderately complex software resulting in high quality,
software products.
Lead and guide the software design team with application design and integration.
Make sure the design is aligned with functional and non-functional requirements for the software.
Evaluate and recommend tools and technologies for development and make sure a productive development
environment.
Understand the training requirements of team members to ensure people have necessary skills and
competency for delivering good quality product.
Make sure team follows best design and coding practices and ensure the final deliverable meets expected
quality.
Help development team in problem solving and troubleshooting issues.
Quick understanding of exiting framework/Very good debugging skills to debug existing platform / frameworks
Strong knowledge in Databases and complex stored procedure understanding.
Identify technical risk areas and help the team members to solve issues quickly.
Quickly do the POC investigation and provide the demo to team members to keep the schedule.
Quickly writing of use cases and minor scenarios, based on that do the estimation and explain the use cases to
team members with development steps.
Desired Skills and Experience
10+ years of hands on experience in Software/Technology Development including architecting and designing software
products.
Must Have:
Proficiency in web development using Java
Proficiency in Java spring framework (Spring MVC, Spring boot)
Proficiency in developing UI using HTML, JSP Servlet, JDBC
Excellent knowledge of Relational Databases, SQL, and ORM technologies (JPA2, Hibernate)
Experience in java-script, AJAX, JQuery
Workflow concepts and development exposure.
Understanding of Event/command based architecture.
Proficient in Object Oriented Analysis and Design.
Troubleshooting design flaws and system bottlenecks.
Systems thinking, technical acumen, analytical skills and communication skills.
Testing skills (Unit testing, Integration testing)
Exposure to one or more software development methodologies (RUP preferred, one full
Lifecycle preferred)
Good analytical and problem-solving skills
Good knowledge in Git and Maven
Good knowledge in SOA and micro services.
Experience designing secure software systems.
Exposure to design tools – Enterprise architect / Rational rose.
Experience with debugging tools, profiling tools.
Good leadership and people management skills
Quality mindset and attention to detail in all aspects of software engineering and development.
Experience in SonarQube Cube analysis tool.
Knowledge and experience in MES (Manufacturing Execution System) domain.
Good to have:
Experience in Rest API development
Exposure to SCRUM methodology work culture
Exposure in Azure DevOps
Education
Bachelor / Masters in Computer Engineering, EEE, Electronics & Communication, Information
Technology, Computer Science, Instrumentation or Chemical Engineering
Industry
- Information Technology & Services
Employment Type
Full-time
Edit job description
We are looking to hire Java developers who can help us in our mission to transform ideas into applications. Our cross-functional team of motivated, skilled and experienced software engineers and designers, help the clients unlock the business values of their enterprises in a time-bound and cost-effective manner. True to our team you would be working on high-impact projects and making a dent in the Service industry on a daily basis.
Skills :
- Excellent Communication Skills
- 4-6 years of experience in Java8 Development.
- V yAPI, Spring Boot/MVC, Spring Security
- Hibernate, JPA, MySQL/POSTGRES, Jenkins, Git
- Experience of developing high-performance and scalable web applications and APIs using frameworks such as Spring Boot/MVC, Spring Security, Hibernate, and JPA.
- Hands-on Experience of Version control(Git), MYSQL/POSTGRES, Jenkins, etc.
- Should have experience in supporting the application and infrastructure 24x7.
- Should have good working knowledge on troubleshooting skills of Operating Systems (Linux/Windows)
- Good experience on Java/j2EE application supporting and AWS infra supporting.
- Ability to work with 3rd parties/FOPS and provide required instruction to troubleshoot and restore faults.
- Respond quickly and effectively to production issues, troubleshooting solutions, and taking responsibility for seeing those solutions through resolution.
- Identify root cause and corrective actions for highly complex availability, capacity, security, performance, and quality issues affecting the database.
- Strong knowledge of Linux/Unix operating system.
- Good knowledge in scripting languages like Shell, Python.
- Good Knowledge on Databases like Mongo, Mysql, SQL Server.
- Respond to alerts and take corrective action to ensure the high-availability of our production environments and participate in an after-hours on-call rotation.
- Experience/Knowledge of other cloud platforms (Azure, Google Cloud) is a plus
- Strong verbal and written communications skills are a must
- Must have production support experience as the requirement is 24X7X365 production support.
Skills required are Java, microservice,Spring boot, and knowledge of AWS.
Location; Pune.
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.)
Experience in Java 8
Experience in frameworks - Spring, Hibernate
Experience in Design Patterns









