
Strong written/verbal communication skills
· Minimum 2-15 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.
Please share your updated CV with the the below details:
Total Exp:
CTC:
Expectation:
Current Location:
Preferred Location:
Available for F2F Interview - Y/N :
Notice Period:
Regards,
Rashmi

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.
Connect with the team
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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. - 5 to 10 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.
Title: Senior Java Developer
Top Skills: Java , Spring boot, Microservices, MYSQL, PL/SQL, NoSQL
Work Mode:- Full time
Location:- Teynampet, Chennai, Tamil Nadu
Employer: Innovating digital experiences with cutting-edge technology, design, and user-focused solutions for global brands
We are seeking a highly skilled and experienced Sr. Java Developer with a proven track record in
delivering high-quality applications. If you're passionate about building modern, scalable, and
robust software solutions, we want to hear from you!
Required Qualifications
7+ years of software development experience with a focus on delivering robust and
efficient solutions.
Strong proficiency in Java and its latest versions and expertise in developing
Java-based applications.
Hands-on experience with relational databases and proficiency in writing complex SQL
queries.
Familiarity with Enterprise Java (J2EE / Java EE / Spring) application architectures.
Demonstrated history of delivering modern, high-cadence applications using:
Agile methodologies and test-driven development (TDD).
CI/CD pipelines for streamlined deployment and updates.
Git version control for collaborative development.
Job Description
Java Developer Transformational Product Experiences .
Preferred Skills
Knowledge of microservices architectures and Domain-Driven Design (DDD).
Working knowledge of Python and JavaScript/Node.js.
Experience with Object-Relational Mappers (ORMs) such as Hibernate or JPA.
Strong Problem Solving skills
Bonus Skills
Exposure to emerging Generative AI technologies and tools like OpenAI APIs and GPT
large language models (LLMs).
Practical experience with MongoDB or other NoSQL, MySQL databases.

Senior Software Engineer
TBO–(www.tbo.com)
TBO is a global platform that aims to simplify all buying and selling travel needs of travel partners across the world. The proprietary technology platform aims to simplify the demands of the complex world of global travel by seamlessly connecting the highly distributed travel buyers and travel suppliers at scale.
The TBO journey began in 2006 with a simple goal – to address the evolving needs of travel buyers and suppliers, and what started off as a single product air ticketing company, has today become the leading B2A (Business to Agents) travel portal across the Americas, UK & Europe, Africa, Middle East, India, and Asia Pacific.
Today, TBO’s product range from air, hotels, rail, holiday packages, car rentals, transfers, sightseeing, cruise, and cargo. Apart from these products, our proprietary platform relies heavily on AI/ML to offer unique listings and products, meeting specific requirements put forth by customers, thus increasing conversions.
TBO’s approach has always been technology-first and we continue to invest on new innovations and new offerings to make travel easy and simple. TBO’s travel APIs are serving large travel ecosystems across the world while the modular architecture of the platform enables new travel products while expanding across new geographies.
Why TBO:
• You will influence & contribute to “Building World Largest Technology Led Travel Distribution Network” for a $ 9 Trillion global travel business market.
• We are the emerging leaders in technology led end-to-end travel management, in the B2B space.
• Physical Presence in 47 countries with business in 110 countries.
• We are reputed for our-long lasting trusted relationships. We stand by our eco system of suppliers and buyers to service the end customer.
• An open & informal start-up environment which cares.
What TBO offers to a Life Traveller in You:
• Enhance Your Leadership Acumen. Join the journey to create global scale and ‘World Best’.
• Challenge Yourself to do something path breaking. Be Empowered. The only thing to stop you will be your imagination.
• Post pandemic: travel space is likely to see significant growth. Witness and shape this space. It will be one exciting journey.
• As a fastest growing B2B platform our priority is purpose-building scalable systems.
• Adopting industry leading technologies to support best-in-class business capabilities for high performing and scalable solutions.
• Fast response to the evolving regulatory environment and helping to meet the firm's regulatory commitments by addressing internal and external commitments.
Top Sights During Your Role Stay (Key Expectations):
· More than 3 years of Prior experience as Backend Developer in any SAAS product .
· Exposure to languages/ framworks like GoLang/Java/Node /Python / RUST will be preferred.Capacity to use SQL server with ease. Exposure to Redis / MongoDB/ PostgreSQL is desired.
· Should have worked with cloud platforms like AWS / Azure.
· A flair for creating well-presented software that is technically sound.
· Outstanding analytical, problem-solving, and communication skills.
· Excellent organizational and time management skills.
· Self-driven, flexible, and innovative.


Position Overview:
We seek a talented and experienced professional to serve as the Head of Engineering and a Senior Backend Developer with expertise in Go (Golang). In this dual role, you will lead our engineering team and contribute hands-on to developing our B2B SaaS platform, which aims to revolutionize blue-collar worker training in India. You will work closely with cross-functional teams, set engineering standards, and ensure the successful execution of our technology initiatives.
As Head of Engineering:
- Oversee the recruitment, mentoring, and performance management of engineering team members.
- Define and maintain engineering best practices, coding standards, and development methodologies.
- Manage project timelines, resources, and budgets
- Foster a culture of innovation, collaboration, and continuous improvement within the engineering team.
- Drive technical decisions and architecture discussions to ensure scalability, security, and maintainability.
As Senior Backend Developer (Go):
- Design the architecture and implement high-performance, scalable, and reliable backend services in Go.
- Write clean, maintainable, and efficient code while ensuring the security and integrity of the platform.
- Optimize and fine-tune the backend components for maximum speed and scalability.
- Develop and maintain RESTful APIs for seamless integration with frontend and external systems.
- Implement asynchronous programming and event-driven architecture for handling concurrent requests efficiently.
- Work on data modelling and integration with databases for data storage and retrieval.
- Write unit tests and perform code reviews to maintain code quality and ensure robustness.
Job description
- Engage with the business team and stakeholder at different levels to understand business needs, analyze, document, prioritize the requirements, and make recommendations on the solution and implementation.
- Delivering the product that meets business requirements, reliability, scalability, and performance goals
- Work with Agile scrum team and create the scrum team strategy roadmap/backlog, develop minimal viable product and Agile user stories that drive a highly effective and efficient project development and delivery scrum team.
- Work on Data mapping/transformation, solution design, process diagram, acceptance criteria, user acceptance testing and other project artifacts.
- Work effectively with the technical/development team and help them understand the specifications/requirements for technical development, testing and implementation.
- Ensure solutions promote simplicity, efficiency, and conform to enterprise and architecture standards and guidelines.
- Partner with the support organization to provide training, support and technical assistance to operation team and end users as necessary
- Product/Application Developer
- Designs and develops software applications based on user requirements in a variety of coding environments such as graphical user interface, database query languages, report writers, and specific development languages
- Consult on the use and implementation of software products and applications and specialize in the business development environment, including the selection of development tools and methodology
Primary / Mandatory skills:
- Overall Experience: Overall 4 to 6 years of IT development experience
- Design and Code NodeJS based Microservices, API Webservices, NoSql technologies (Cassandra/MongoDb)
- Expert in developing code for Node-JS based Microservice in TypeScript
- Good Experience in understanding the data Transmission through pug/sub mechanism like Event Hub and Kafka
- Good Understanding of Analytics and clickstream data capture is HUGE Plus
- Good understanding of frameworks like Java Spring Boot, Python is preferred
- Good understanding of Microsoft Azure principles and services is preferred
- Able to write Unit test cases
- Familiarity with performance testing tools such as Akamai SOASTA is preferred
- Good knowledge on Source Code control like GIT, code clout, etc and understanding of CI/CD(Jenkins and Kubernetes)
- Solid technical background with understanding and/or experience in software development and web technologies
- Strong analytical skills and the ability to convert consumer insights and performance data into high impact initiatives
- Experience working within scaled agile development team
- Excellent written and verbal communication skills with demonstrated ability to present complex technical information in a clear manner to peers, developers, and senior leaders
- The desire to be continually learning about emerging technologies/industry trends
3+ Yrs Senior Software Engineer - Java Developer
EMPLOYER: Terra Pay
Headquartered in The Netherlands, TerraPay believes that the smallest payment deserves a borderless journey as safe as the largest. The company has been building an ever-expanding payments highway that empowers businesses to create transparent customer experiences with an uninterrupted, secure, and real-time global passage for every payment, however small or large. Registered and regulated across 25 global markets, TerraPay is a leading global partner to banks, mobile wallets, money transfer operators, merchants, and financial institutions, creating a more expansive and inclusive international financial ecosystem.
With access to payments infrastructure that spans the globe, their partners become beacons of the promise of global financial inclusion.
JOB DETAILS
- Seniority Level: Middle level
- Industry: Financial Services
- Employment Type: Full-Time (In-Office)
- Job Functions: Information Technology
- Job Location: Bengaluru
- Experience: 3-6 Years
WHAT WILL BE YOUR RESPONSIBILITIES?
- Participate in a full software development lifecycle and write code that is maintainable, clear, and concise.
- Coding, troubleshooting and Multi-threaded applications.
- Producing and refactoring code without assistance.
- Internal team coordination and integration of back end
SKILLS AND ABILITIES
- Java(J2EE)
- JSON,SOAP/REST,XML
- Spring MVC, Spring Boot , Spring JDBC, Tomcat, Hibernate
- postgresql
WHAT ARE WE LOOKING FOR?
- Educational Qualification - B.Tech (Computer Science) /M.C.A
- 3-6 years of experience in working as software engineer - Java developer
- Thorough understanding of coding and testing
- Expertise with Java(J2EE)
- Good technical level fluency (spoken and written) in English
- Understands TDD/Performance/Security/Smoke testing.
- Should have knowledge on Junit,SOAPUI,JMeter, postman & other Unit Testing framework.
- Understands feature toggling and version control.miliarity with code versioning tools
WHAT'S IN IT FOR YOU?
- An opportunity to be a part of a fast-scaling startup in the AdTech space that offers unmatched work opportunities.
- Join us and be certain that you grow up with a growing MNC
- You will work in an employee friendly ambience
- Pick up and drop facility at selected locations
- Collaborating with the product team to understand the requirement
- Managing Design and development of the product
- Ensuring code quality, security and extensibility
- Following the agile development cycles
- Conducting performance tests and optimization of the code based on the results.
- Debugging and troubleshooting of technical issues
- Helping the support team to resolve external user issues
Desired Candidate Profile
What you need to have:- B.Tech /B.E.; M.Tech; MCA
- Strong at OOPS, Java/ J2EE, JAX-RS, JDBC, RESTful Web Services, Data Structures, Queues, Multi-Threading etc.
- MySQL and Mongo database knowledge
- Basic understanding of AWS Cloud
- Must have worked on highly scalable and available systems
- Good at adapting and understanding architecture and overall design of the system
- Exposure to design patterns is a plus
- Must have exposure to agile development
- Experience of creating and maintaining system documentation such as architecture, design, deployment plan etc.
- The candidate must have excellent technical skills and must be willing to learn
- new technologies on the go.
- Good at communication
- Good Exposure to Kafka and Redis
-Should have experience in Creating and managing Liferay Portal themes
-Need to have experience working with JAVA technologies
-Excellent oral and written communication skills with a keen sense of customer service
-Excellent problem-solving and troubleshooting skills
-Process-oriented with great documentation skills.
-Should have knowledge of DXP
Job Requirements :
- 4+ years of Java development experience
- 4+ years of microservice development experience with Spring boot framework
- Core & Advanced Java (Threading, Design Patterns, Data Structures) J2EE, REST web services
- Excellent knowledge of Enterprise Design Patterns
- Full stack development with Angular 8 experience will be a plus
- Experience with test driven software development
- Exposure to telecom domain
- ETOM/ SID which make the TM Forum framework

