MySQL / Oracle / PostgreSQL
2. Experience building at least one application from scratch
3. Understanding of at least one test frameworks and basic system administration
4. Experience with cache store / message broker like Redis / RabbitMQ / Kafka
5. Good to have: Experience with NoSQL databases like Cassandra, MongoDb, Neo4j, ElasticSearch
etc and Understanding of different concurrency models used in Akka, node.js, Go, RxJava etc
6. Interest in learning new languages / framework as needed
7. A growth mindset and passionate about building things from the ground up and most
importantly, you should be fun to work with

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Design, develop, and maintain backend services using Java
Build scalable RESTful APIs and microservices
Work with Spring / Spring Boot frameworks
Implement business logic, data access layers, and integrations
Optimize application performance, scalability, and security
Write clean, testable, and maintainable code
Perform unit and integration testing
Participate in code reviews and technical discussions
Collaborate with frontend, DevOps, and QA teams
Troubleshoot and resolve produc
Key Responsibilities:
- Involve in the Design And Development Of Scalable Backend Applications Using Java (Spring Boot).
- Mentor And Guide A Team Of Developers To Ensure High-Quality Deliverables.
- Take Ownership Of Solution Architecture, Coding Standards, And Design Patterns.
- Develop And Manage Restful Apis And Integrate Third-Party Services.
- Collaborate With Front-End Teams, Qa, And Stakeholders To Align Technical Implementation With Business Goals.
- Oversee Deployments In Hybrid Cloud Environments In Coordination With Devops Teams.
- Conduct Code Reviews, Lead Design Discussions, And Manage Agile Development Processes (Scrum/Kanban).
- Monitor Application Performance And Drive Improvements Proactively.
- Troubleshoot And Resolve Complex Software Issues Across Systems And Services.
Required Skills:
- 6+ Years Of Professional Experience In Java Development.
- Strong Hands-On Expertise In Spring Boot And Microservices Architecture.
- Working Knowledge Of Node.Js And Javascript/Typescript.
- Experience With Rest Apis, Sql/Nosql Databases (Mysql, Postgresql, Mongodb).
- Familiar With Ci/Cd Pipelines, Git, And Modern Devops Practices.
- Proven Ability To Lead Distributed Teams And Manage Deliverables In A Remote/Hybrid Work Setup.
- Strong Communication, Leadership, And Problem-Solving Skills.
Job Description:
- Experience in Core Java, Spring Boot.
- Experience in microservices.
- Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.
- Should be able to analyze, design, develop and test complex, low-latency client-facing applications.
- Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2
- Good knowledge of multi-threading
- Basic working knowledge of Unix/Linux
- Excellent problem solving and coding skills in Java
- Strong interpersonal, communication and analytical skills.
- Should be able 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.
- 5-8 years of experience as a Java/J2EE developer.
- 1-3 years of experience with Angular / React is desirable.
- 1-3 years of experience in using Spring and Spring Boot frameworks.
- Thorough knowledge of server-side development.
- Proven experience as a Full Stack Developer or similar role.
- Good understanding of web services (WSDL SOAP, RESTful).
- Hands-on experience in using Application Servers like WebSphere.
- Expertise in relational databases (Oracle, SQL Server).
- E-commerce domain knowledge is desirable.
- Prior experience in developing desktop and mobile applications.
- Familiarity with common stacks.
- Knowledge of multiple frontend languages and libraries, like HTML/ CSS, JavaScript, XML, jQuery.
- Experience in implementation of Microservices
- Experience with AWS (S3, SQS, SNS, ECS, EC2, ALB, API Gateway, Lambda, etc.) is highly desirable
- Good understanding of Docker & Kubernetes is highly desired.
- Familiarity with databases (MySQL, MongoDB, PostgresSQL), web servers (Apache), and UI/UX designs.
Good to Have Skills:
- 3+ 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.
Experience: 2 to 8 Years
Job Description
- Technical Skills requirement : JAVA, Multithreading, OOPS, Data Structure, Karaf.
- Total experience required should be around 2 to 8 years.
Job Description :
- Strong development skills in Java JDK 1.7 or above.
- Knowledge of Java 8 features and Multithreading is a must-have.
- Should have a strong acumen in Data Structures, Algorithms, problem-solving and LogicalAnalytical skills.
- Thorough understanding of OOPS concepts, Design principles and implementation of different type of Design patterns.
- Sound understanding of concepts like Exceptional handling, SerializationDeserialization and Immutability concepts, 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.)
We are looking for Java Developers in the experience level of 3 to 5 years for our Client for Hyderabad Location. Looking for immediate to 15 days joiners only.
Skill sets-
Java with struts, spring, Spring Boot, hibernate ..oracle DB Background
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
Requirements:
- 3 -7 years of software development experience.
- Good grasp on programming fundamentals including OOP, Design Patterns and Data Structures.
- Excellent analytical, logical and problem-solving skills.
- Software Development Engineer.
- Good understanding of complexities involved in designing/developing large scale systems.
- Strong system design skills.
- Experience in technologies like Elasticsearch, Redis, Kafka etc.
- Good knowledge of relational and NoSQL databases.
- Familiarity with common machine learning algorithms. In-depth knowledge is a plus.
- Experience of working with big data technologies like Hadoop, Spark, Hive is a big plus.
- Ability to understand business requirements and take ownership of the work.
- Exhibit passion and enthusiasm for building and maintaining large scale platforms.












