La Défense, Paris

Sustainable and High-quality Java Solutions

Powerful Java applications built with the latest and most trusted technologies and architecture patterns

At Vensai, we have over a decade of experience developing secure, scalable, and full-cycle Java applications across various industries. Our engineers and Java professionals are backed by open-source communities so that they are abreast of the latest technological developments in the area of Java and are always ready with relevant Java skills and capabilities. This will help you with expert resources at your disposal to resolve any issue quickly that you may encounter.
We engineer powerful cloud, enterprise, web and mobile applications, web services, and embedded software solutions that run on advanced and cutting-edge platforms with the Java language and frameworks. At Vensai, we are committed to building sustainable and high-quality Java solutions using the latest, most trusted, and advanced technologies and architecture patterns. We provide enterprise design, delivery, support, and maintenance for industry-leading open-source, custom, and licensed software solutions.
We make the best use of modern cutting-edge tools and advanced development approaches to develop Java applications with speed, maximum efficiency, and agility.

Web Technologies

Java, J2EE, Spring Framework, Spring Boot, React JS, Node JS, Angular, Hibernate, Deltaspike, JPA, Struts, JSF, GWT, EJB, JPA, Liquibase, Ant, Maven, POM, Apache Tomcat, Apache Tomee, JBoss, XML, XSL,XSD, Ajax, JavaScript, JQuery, Type Script, Log4j, Quartz, EHCache, POI, iText, HTML5, CSS, WSO2, REST, SOAP, WSDL, UDDI, Swagger, SQL, Elastic Query

Scalable and Cloudbased Software

Micro services, Docker, Kubernetes, AWS, REST, Hadoop, Cassandra, Elassandra, Elastic search, Lucene, SOLR, Zookeeper

Frameworks and Tools

Dbeaver, EMMA, JProfiler, FindBugs, Poster, SOAPUI, TOAD, ERD, Continuum, Jenkins, Your kit, WinSCP, FileZilla, Pentaho ETL Tool, Microsoft Office, TogetherJ, OLAP tools, Photoshop, Bugzilla, JIRA, Putty, Absolute Telnet, Secured CRT, Firebug, Tortoise CVS, Tortoise SVN, MSSQL server AS and IS, Google Docs, XML Studio, Soap UI, Camunda, KIBANA, GRAFANA, Gluu, Apache Shiro, Quartz, Caster, BIRT, Pentaho Mondrain, WSO2, Liferay

Build, Deployment and Testing

Maven, Jenkins, Junit, REST assured, Selenium, Zelenium, J-Meter, SonarQube, EMMA


MySQL, Postgres, Oracle, Microsoft SQL Server, Mongo DB, Microsoft Access, Cassandra

Version Control Systems


Messaging Systems

Active MQ Kafka Enterprise Message Bus

Big Data

Cassandra, Elassandra, Kafka, Elastic Search, Lucene, SOLR, Hadoop, HDFS, Sqoop, Hbase, PIG, Hive

Operating Systems

Windows LINUX UNIX Ubuntu

Design Tools

StarUML, TogetherJ, Microsoft Visio, Lucid Charts, Balsamiq, DBViewer

FAT Clients

AWT Swing Flex GWT GXT

Requirement and Project Management

JIRA Microsoft Project Plan Scrumworks XWIKI Celoxis


Centreon App Dynamics Prometheus Kibana Grafana

Custom Enterprise Java Frameworks

CJF (CEVA Java Framework), KN Webstd (Kuehne-Nagel Web Standard Framework)

Development Methodologies

Agile Waterfall TDD (Test Driven Development) FDD ( Feature Driven Development)