
Must have very good experience in Java development.
Must have a very good understanding of data structure & algorithms.
Must be very good at coding & problem solving skills.
Must be very good in multithreading, Collections, OOPS concepts.
Good to have experience in Java 8.

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 DETAILS:
* Job Title: Java Lead-Java, MS, Kafka-TVM - Java (Core & Enterprise), Spring/Micronaut, Kafka
* Industry: Global Digital Transformation Solutions Provider
* Salary: Best in Industry
* Experience: 9 to 12 years
* Location: Trivandrum, Thiruvananthapuram
Job Description
Experience
- 9+ years of experience in Java-based backend application development
- Proven experience building and maintaining enterprise-grade, scalable applications
- Hands-on experience working with microservices and event-driven architectures
- Experience working in Agile and DevOps-driven development environments
Mandatory Skills
- Advanced proficiency in core Java and enterprise Java concepts
- Strong hands-on experience with Spring Framework and/or Micronaut for building scalable backend applications
- Strong expertise in SQL, including database design, query optimization, and performance tuning
- Hands-on experience with PostgreSQL or other relational database management systems
- Strong experience with Kafka or similar event-driven messaging and streaming platforms
- Practical knowledge of CI/CD pipelines using GitLab
- Experience with Jenkins for build automation and deployment processes
- Strong understanding of GitLab for source code management and DevOps workflows
Responsibilities
- Design, develop, and maintain robust, scalable, and high-performance backend solutions
- Develop and deploy microservices using Spring or Micronaut frameworks
- Implement and integrate event-driven systems using Kafka
- Optimize SQL queries and manage PostgreSQL databases for performance and reliability
- Build, implement, and maintain CI/CD pipelines using GitLab and Jenkins
- Collaborate with cross-functional teams including product, QA, and DevOps to deliver high-quality software solutions
- Ensure code quality through best practices, reviews, and automated testing
Good-to-Have Skills
- Strong problem-solving and analytical abilities
- Experience working with Agile development methodologies such as Scrum or Kanban
- Exposure to cloud platforms such as AWS, Azure, or GCP
- Familiarity with containerization and orchestration tools such as Docker or Kubernetes
Skills: java, spring boot, kafka development, cicd, postgresql, gitlab
Must-Haves
Java Backend (9+ years), Spring Framework/Micronaut, SQL/PostgreSQL, Kafka, CI/CD (GitLab/Jenkins)
Advanced proficiency in core Java and enterprise Java concepts
Strong hands-oacn experience with Spring Framework and/or Micronaut for building scalable backend applications
Strong expertise in SQL, including database design, query optimization, and performance tuning
Hands-on experience with PostgreSQL or other relational database management systems
Strong experience with Kafka or similar event-driven messaging and streaming platforms
Practical knowledge of CI/CD pipelines using GitLab
Experience with Jenkins for build automation and deployment processes
Strong understanding of GitLab for source code management and DevOps workflows
*******
Notice period - 0 to 15 days only
Job stability is mandatory
Location: only Trivandrum
F2F Interview on 21st Feb 2026
Job Description :
Position Title : PHP Laravel Developer
Job Type : Full-Time
Location : Gurgaon
Key Responsibilities :
- Develop, maintain, and enhance web applications using PHP and Laravel framework.
- Design and optimize SQL databases to ensure high performance and responsiveness.
- Collaborate with cross-functional teams to understand project requirements and deliver scalable solutions.
- Troubleshoot, debug, and resolve application issues to ensure seamless functionality.
- Implement security measures and best practices to protect application data.
Required Skills and Qualifications :
Experience :
- 3-5 Years as a PHP Developer.
Mandatory Skills :
- Proficiency in Laravel framework and strong expertise in SQL.
- Solid understanding of object-oriented programming principles.
- Familiarity with front-end technologies such as HTML, CSS, and JavaScript is a plus.
- Ability to write clean, well-documented, and reusable code.
- Strong problem-solving skills and attention to detail.
What We Offer :
- Competitive salary and benefits package.
- Collaborative and innovative work environment.
- Opportunities for growth and learning within the company.
Profile - SQL Database
Experience - 5 Years
Location - Bangalore (5 days working)
Mandatory skills - SQL, Stored Procedures, MySQL
Notice Period - Immediate Joiners
Job Description -
- Strong experience in SQL
- Experience in Databases - MySQL & PostgresSQL.
- Experience in writing & adjusting Stored Procedures, T-SQL.
- Experience in Query optimization Index creation, SQL Joins, Sub-Queries.
Strong written/verbal communication skills
· Minimum 5+ Years of Core Java Programming with Collections Framework, Concurrent Programming, Multi-threading (Good knowledge in Executor service, Fork joins 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, Hash Table, 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.
Oracle Apex Developer:
- No. of Position: 3
- Budget: 12 - 16 LPA all inclusive depending on experience bracket
- Work Location – For Mumbai candidate it will be Mahape - Navi Mumbai; candidates from Pan India who are not ready to relocate can permanently WFH.
- Joining Time – Immediate to 45 Days
- US Client – Long term logistics domain project
- Opportunity to work with a team of 20+ Apex experts on the latest Apex technologies in the market
- Onsite opportunity for tenured employees
Experience:
- 5-8 years’ experience in Oracle PL SQL & Oracle Apex; (Majority of Oracle Apex experienced required)
- Preferred Education: B. Tech / B. E - Any Specialization, Computers (OR) BCA (AND/OR) MCA
Core Competencies:
- Experience working on Oracle PL/SQL Programming and DB features
- Proficient in Oracle Apex components is a must
- Experience in Javascript, Jquery and CSS
- Knowledge of Page zero concept, shared components, Page rendering & processing, Interactive reports
- Exposure to DBA activities like Table space management, Export/Import etc.
- Experience in Unix Shell scripting
- Exposure to any reporting tool
- Good communication skills
- Ability to take responsibility and handle pressure
- Ability to think creatively and solve complex problems
- Self-motivated, fast learner with the ability to operate independently
- Team player with strong interpersonal skills and a willingness to help others
- Ability to thrive in a cross-functional team on business-critical projects
- Intrinsically cares about the quality of work
- Organized and focused on delivering tasks within defined deadlines
Specific Responsibilities:
- Would work in design, develop, enhance, test and maintain software applications
- Design and develop SQL scripts, stored procedures, packages, parameterized queries and objects using tools like Toad, SQL Developer, Pl/SQL developer
- Build and maintain Application database schema/objects and account for data migration/upgrades across versions
- Identify and automate routine maintenance tasks
- Optimizing DB queries, stored procedures, Data structures, Indexes and DB Normalization.
- Certify all queries written by software developers to ensure optimal execution of the queries
- Research, investigate and evaluate potential database solutions to business problems/requirements
- Write Test cases for developed queries/functions using PLSQL and Quest code tester.
We are looking for a Senior Software Developer to produce and implement functional software solutions. You will work with upper management to define software requirements and take the lead on operational and technical projects.
In this role, you should be able to work independently with little supervision. You should have excellent organization and problem-solving skills. If you also have hands-on experience in software development and agile methodologies, we’d like to meet you.
Your goal will be to develop high-quality software that is aligned with user needs and business goals.
Responsibilities
- Develop high-quality software design and architecture
- Identify, prioritize and execute tasks in the software development life cycle
- Develop tools and applications by producing clean, efficient code
- Automate tasks through appropriate tools and scripting
- Review and debug code
- Perform validation and verification testing
- Collaborate with internal teams and vendors to fix and improve products
- Document development phases and monitor systems
- Ensure software is up-to-date with the latest technologies.
Requirements and skills
- Proven experience as a Senior Software Engineer
- Extensive experience in software development, scripting and project management
- Knowledge of selected programming languages (e.g. Django, Python, C++) and the elastic search.
- Analytical mind with problem-solving aptitude
- Ability to work independently
- Excellent organizational and https://resources.workable.com/leadership-interview-questions" target="_blank">leadership skills
- BSc/BA in Computer Science or a related degree
- Experience in designing & developing systems/software for large business environments (Java, J2EE).
- Strong design and coding skills in Enterprise Java, REST & SOAP web services, ORM (JPA/Hibernate), Spring, Maven, JMS (ActiveMQ), Caching, XML, JSON.
- Experience with multiple integration technologies / frameworks.
- Must have good experience in Unix/Oracle/SQL.
- Experience in Agile Development, Scrum, and Iterative approaches.
- Experience and exposure to AWS Cloud Services and DevOps mindset and expertise is a plus Experience with Mule or any ESB (Enterprise Service Bus) is a plus.
-Creating Rest based Backend for both Web & Mobile Apps
-Standard Code Quality
-Can work on both SQL and NoSQL DB
-Familiar with GraphQL
Required Candidate profile
-Experience creating backend using Node.JS-Hands on experience with JavaScript Development on both client and server-side
-Experience with modern frameworks and design pattern
Must-Have:
- Core Java (Must be good in Core Java concepts, Java programming practices, Clean coding.)
- Spring Framework(Must have working experience in Spring Core)
- Any SQL framework(hands-on working experience in any of these: Hibernate/JPA/MyBatis/Spring Data/Others)
- Hands-on experience in REST API
- Hands-on experienceSQL Database(any of the databases: Oracle/MySQL/PostgreSQL/SQLServer)
- Must have working experience with basic GIT
- Maven or Gradle (Must have working experience in building Java projects using maven or Gradle.)
- Should be able to work independently under someone's guidance.
Good to have:
- Advanced Java(Threading, Performance optimization)
- Spring Boot
- Other Spring frameworks(Spring Security, Spring Batch, Others)
- Microservices - Any NoSQL database(MongoDB, Cassandra, others)
- Application designing concepts.
Dot Net Developer( US Shifts)
Position – Dot Net Developer
Location – Permanent WFH Opportunity
Experience – 4-8 years
Education – B.E. / B. Tech / MCA / BCA
Salary – Negotiable
Open positions- 2
Looking for Dot Net Developer for developing desktop applications and backend services.
Job Description
- Design implement and support highly scalable applications and web services using Microsoft technologies (ASP.NET, C#, MVC, WCF, SQL Server, Windows Forms, Web API/Rest API)
- Candidate should have some experience towards experience in Angular/React and typescript also.
- Candidates should have the ability to train and work along with development teams to ensure timelines and quality deliveries.
- Lead project estimations, system architecture and performance engineering of
Desired Candidate Profile
- Minimum 4+ years’ experience in designing and developing applications on the .NET platform.
- More than 2+ year of experience with MVC, WCF framework is needed.
- Experience in web application Architecture and Development with hands on expertise in delivering solutions based on/customizing ASP.Net 4.0 / MVC and above.
- Expert-level knowledge of SQL Server programming.
- Strong understanding of OOPS fundamentals, Entity Framework, LINQ and REST APIs.
- Candidate should be ready for US shifts (4pm-1AM)
- Candidates who can join early and working with international clients will be preferred.
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