
Wissen Technology is now hiring for a Java Developer
Location : Bangalore (The candidate must be based in Bangalore, as an in-person interview is a mandatory part of the selection process)
Notice Period: Immediate to Serving Notice Period & Up to 30 Days max
Skills: Hands-on experience in Core Java, Spring Boot, Microservices, Algorithms, Data Structure and SQL
Note: Bachelor's or Master's degree from a top-tier college or university is must.
Key Responsibilities:
- Design, develop, and test low-latency, high-volume client-facing applications.
- Develop and maintain enterprise-scale, n-tier applications for the investment banking/capital markets domain.
- Implement microservices-based solutions using Spring Boot and other modern frameworks.
- Work extensively with Core Java 5.0 and above, Spring Framework, and CXF
- Optimize applications for multi-threading and high-performance server-side development
- Collaborate with cross-functional teams to design and implement scalable, secure, and efficient solutions
- Work with RDBMS (preferably Sybase) to handle large-scale data processing.
- Develop and maintain applications on Unix/Linux environments
- Utilize enterprise application design patterns to build robust and scalable solutions.
- Troubleshoot and resolve complex technical issues while ensuring application stability and performance.
Required Skills & Experience:
- 1 to 6 years of hands-on experience in Java development
- Strong knowledge of microservices architecture and cloud-based deployment.
- Expertise in Spring Framework, Spring Boot, and CXF
- Experience in developing and optimizing applications for high-volume, multi-threaded environments
- Solid understanding of financial domain applications, sales, and trading platforms
- Proficiency in working with relational databases (Sybase preferred)
- Familiarity with Unix/Linux environments and shell scripting.
- Strong analytical, problem-solving, and communication skills.
- Ability to articulate and present design ideas effectively.
- Education: Bachelor's or Master's degree from a top-tier college or university is must.

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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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 clientfacing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• working knowledge of Kafka
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.
We are seeking extremely smart & independent senior developers who are gung ho about building large scale systems that are going to have a big impact on millions of customers. You will:
Responsibilities:
- Lead design and development of products working closely with business team.
- Independently own software components and co-own entire applications with a small group of fellow developers.
- Formally mentor junior software engineers on the team, reviewing design documents, (peer) reviewing code, providing design direction and guidance.
- Build performant, scalable, yet secure, enterprise ready back end architectures that can support millions of users in parallel.
- Establish strong engineering best practices and champion their adoption.
Requirements:
- 4+ years' experience in software product development and delivery.
- Bachelors or Masters degree in engineering (preferably computer science or sister branches) from a reputed institute (preferably IITs, NITs, or other top engineering institutes).
- Strong grasp of CS fundamentals, algorithms and excellent problem-solving abilities.
- All experience should be from good product development or e-commerce background.
- Able to take ownership of working with at least one of mobile or web app teams for complete integration with backend.
- Must have shown good stability in all your previous associations.
- Have strong backend knowledge and cloud development exposure.
- Proficiency in Java, Spring boot, Hibernate, REST API development.
- Worked with at least 1 RDBMS (Mysql preferred).
- NoSql is a plus.
- Have used or are very hands-on with Microservices, Docker, Kubernetes, Gradle/Ant, Kafka, GIT/bitbucket in a very agile work place.
- Writing high quality code which is made better by unit tests and integration tests is how you work.
- Comfortable with exploring proven open source tech stack like Grafana, Kibana, Jira, Prometheus, caches like Redis/Memcached, task queues like celery, to name a few.
- Knowledge of test driven development and AWS tech stack will be a good plus.
We are scaling rapidly in user engagement (reached 150K+ daily transactions within 3 months of beta launch), and if you're looking to deal with scale, this is for you.
About Trago.in: We are a neo-trading platform where one can trade their opinions on real-time events across politics, Sports. We are building in a super-interesting category with a focus on things happening around you and giving the audience a platform to earn from opinions and knowledge.
We are a seed-funded company with marquee investors from across the globe and an amazing set of co-founders from the premier institutes of India.
To know more about us, please visit: www.trago.in
Responsibilities:
* Build the APIs and internal mechanisms of the Trago backend across all our services.
* Architect and guide building end-to-end systems optimized for speed and scale.
* Build and lead engineering teams to achieve product roadmap milestones.
* Oversee the research and development of new products and technologies.
* Be available for troubleshooting in case of backend emergencies.
Requirements:
* Bachelors in Computer Science or any Engineering domain with experience in Software Programming.
* 2-5 years of experience building large-scale software applications.
* Highly proficient with Java and knowledge of the many intricacies of Spring Boot.
* Proficient with MongoDB and Redis.
* Knowledge of Aerospike, and other databases would be a bonus. Good understanding of distributed systems (servers, databases, etc.).
* Positive and solution-oriented mindset and comfort working in a highly agile, intensely iterative software development environment.
What's in for you?
* Work directly with founders
* Freedom to experiment and get creative.
* Be Yourself, every day.
* Build for scale - We are building Trago with a mindset to scale to 100 mn+ customers in 3 years. We are presently doing 150K transactions a day, which we will scale by 100x in one year.
Looking candidated from service base or service division of any company.
Minimum Qualification:
- Hands-on working on Java ( {Language understanding - Java 8, Lambdas, Collections, popular frameworks & libraries}, JVM, GC tuning, performance tuning)
- Worked on REST frameworks/libraries like Spring MVC, Spring Boot, Dropwizard, REST Express etc
- Worked on Relational data stores viz. MySQL, Oracle or Postgres
- Worked on Non-relational data stores viz. Cassandra, HBase, Couchbase, MongoDB etc
- Worked on caching infra viz. Redis, Memcached, Aerospike, Riak etc
- Worked on Queueing infra viz. Kafka, RabbitMQ, ActiveMQ etc
Applicant must have a min of 4 years of experience as a Java Developer and a Min of 2 years on Spring boot, Augular knowledge must, having an experience in Angular would be an added advantage.
Detailed JD
Resources with below skill sets :
- Angular JS
- Spring MVC
- Spring Boot
- Hibernate
- PostgreSQL
- Drools
- SVN
- Jenkins
- SonarQube
- Foresighted & good judgement in problem solving.
- Capable of paying attention to detail.
- Good analytical and logical thinking.
- Prioritizing and organizing
- Team Player with positive attitude.
- Process knowledge/Technical expertise
- Good Written and Verbal communication Skills
- Analyse & understanding of the SRS.
- Report queries on the SRS/Requirement.
- Prepare low level design document
- Prepare Unit test cases
Title
Senior Java Backend Developer
Introduction
Are you a passionate backend developer looking for a new challenge in an international company? Do terms like spring-boot, Redis, Amazon EC2, REST-API and document based databases like MongoDB make you smile and would you like to work in an international company that values your personal growth? We are expanding in India and are looking for an enthusiastic and experienced Java Developer to join the team.
Your new job
Together with the team, you will be responsible for the development and migration of our FlexWhere application from a PHP based application to a java application. You report to the Manager Development & Support and collaborate with our Dutch IT Team, who work from our headquarters in the Netherlands. We work with two-week sprints, in which features and improvements are tested in an alpha and beta environment, after which you will release the services in our Kubernetes cluster. Our applications are being used by thousands of customers in Europe on a daily basis. By being in close contact with our helpdesk, you know what our users struggle with and how you can improve their experience.
You are not afraid to take ownership and have good interpersonal skills. You believe a good user experience is the ultimate goal and you continuously discover, evaluate and implement new technologies to maximize development efficiency. All in all: you have an innovative spirit and cannot wait to get aboard into an international IT-organization!
What you’ll bring
- A degree in Engineering (B.Tech or BE);
- Minimum of 3-year work experience as a Java developer in Java and/or Kotlin, Groovy;
- Proficient understanding of code versioning tools (Git);
- Experience with third-party API’s and third-party libraries like MongoDB, Redis, MySQL, ElasticSearch;
- Familiar with automation testing tools;
- Knowledge about scaling architectures in the cloud like EC2.
What you’ll get
- Competitive salary;
- Place within a company that is committed to diversity and inclusion;
- Excellent career progression opportunity within an international organization;
- The chance to discover the land of tulips and windmills!
Where you’ll work
We are Dutchview. An innovative IT company based in the Netherlands with offices in Germany, the United Kingdom and India. Our solutions make it possible for organisations to work smartly and effectively. So that they can focus all their energy on what they do best. It is precisely this freedom that leads to greater job satisfaction: the basis for better results. We make it easy for you.









