Senior Software Developer - Freelance
Rockon Digital Evolution
(Banks and financial services, < 10 employees)
Skills
Java, Spring, Java EE, Groovy, Node, JS, SQL, Redis, ELK, Solr, DevOps Docker, Kubernetes, AWS, Vagrant, Jenkins, Gitlab-CI, Maven, Gradle, RabbitMQ, Spring Boot, microservices, scalability, Java 8, Java 11, full-text search, SDLC, frontend, backend, ExtJS, Angular, UI, web applications, Glassfish, PDF manipulation, digital onboarding, digital signature
Project history
06/2022
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Present
- Swiss FinTech specialized in digital onboarding solutions.
- Working as a fullstack developer and team leader on Java and Angular-based products for customers in the financial domain.
- Implemented and maintained multiple solutions with data collection, online identification and digital signature steps.
- Skills: Java 17, Spring Boot, Angular, Docker, PostgreSQL, PDF manipulation, digital signatures
02/2022
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05/2022
Software Developer - Freelance
InFinIT Partners
(Internet and Information Technology, 10-50 employees)
- Romanian client providing IT solutions to various clients.
- Working on the modernization of a legacy JavaEE application using Spring Boot.
- Skills: Java 11, Spring Boot, Angular, MySQL, Hibernate, Solr.
01/2022
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01/2022
Software Developer - Freelance
Soluzione
(Internet and Information Technology, 10-50 employees)
- German client providing training software for Microsoft Office.
- Worked on optimizing the full-text search for their e-learning platform.
- Skills: Solr, Powershell.
05/2021
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12/2021
Freelance Java Developer
- German client in the health sector, worked on their e-sports platform.
- Skills: Java 11, Spring Boot, microservices, JUnit, RabbitMQ, websockets, MySQL, Hibernate, REST API.
- Delivered the first major feature set 15% ahead of deadline by leveraging pair-programming with an experienced colleague.
- Split ”overweight” Spring Boot-based microservices into small and ”real” microservices resulting additional scalability.
- Migrated 10+ microservices from Java 8 to Java 11 in order to enable upgrading dependencies (and to improve developer experience).
10/2019
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05/2021
Software Developer
InFinIT Partners
(Other, 10-50 employees)
- Romanian client providing IT solutions to various clients. Working on the modernization of a legacy JavaEE application using Spring Boot.
- Skills: Java, MySQL, PostgresSQL, Hibernate, Angular, React, AWS, Terraform, Kubernetes, Gitlab-CI.
- Participated in all the phases of the SDLC, from requirements engineering to production deplyoment and client support.
- Led the rewriting of the frontend of an application with Java backend, from ExtJS to Angular, resulting in a significantly more responsive UI.
- Set up the deployment of 5 microservices based on Spring Boot, onto Kubernetes on AWS, version-controlled using Terraform.
- Did 24/7 support and interventions for client in food industry with a mission-critical application, to minimize downtime.
06/2016
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10/2019
Java Developer/DevOps Engineer
Itiviti (former Ullink)
(Banks and financial services, 500-1000 employees)
- Client in the financial industry providing various trading and connectivity solutions for top-tier financial instituions.
- Skills: Docker, Groovy, Java, Jenkins, Powershell, VMware vCenter, Bash, Gerrit
- Maintained the CI infrastructure. Implemented 5+ Gradle plugins for sophisticated build system. Migrated Maven project setups to Gradle.
- Implemented a Groovy-based DSL for Jenkins jobs which greatly reduced the effort needed to set up CI for individual projects.
- Designed a new CI setup requiring 75% less maintenance time with the same hardware cost.
- Developed Jenkins plugin for the auto-recovery of failing pipelines, reducing the number of failing jobs by 30%.
11/2014
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01/2016
Junior Developer
PitechPlus
(Other, 50-250 employees)
- Skills: Java, JavaEE, MySQL, ExtJS, JPA, Glassfish.
- Developed Java-EE based web applications running in Glassfish with ExtJS frontend.
- Performed the upgrade of the UI framework with a major version for 10% faster loading time and RTL support.
Local Availability
Open to travel worldwide
Up to a few days every three months, in the EU only
Other
Software engineer with master’s in computer science and 8+ years experience. Proficient in Java but also experienced with
various frontend and devops technologies. Loves open-source projects.
Started freelancing recently, until know I worked with two German clients. I communicate in English, but I can (have experience) work with documentation/specifications in German.
various frontend and devops technologies. Loves open-source projects.
Started freelancing recently, until know I worked with two German clients. I communicate in English, but I can (have experience) work with documentation/specifications in German.
