Ariel Costescu
Software Engineer
- ariel.costescu+contact@gmail.com
- linkedin.com/in/ariel-costescu
- Github
- github.com/ariel-costescu
1 yr 1 mo
2023 Jan
2024 Jan
Senior Software Engineer at King
Overview
Developed backend solutions for new mobile gaming titles and migrated legacy on-prem projects to Google Cloud Platform (GCP).
Accomplishments
• Designed and implemented scalable backend services using Java, Spring Boot, Netty, and Protocol Buffers.
• Migrated legacy on-prem applications to GCP, improving scalability and maintainability.
• Developed APIs using gRPC for real-time communication.
• Containerized applications using Docker and deployed with Kubernetes.
Skills Java, Spring Boot, Netty, Protocol Buffers, gRPC, Cassandra, GCP, Docker, Kubernetes,REST APIs, Cloud Computing
1 yr
2021 Jun
2022 May
Senior Software Engineer at Ten Square Games
Overview
Backend development for mobile gaming titles, with integration of analytics and KPI tracking for market tests.
Accomplishments
• Built backend systems using Java, Netty, Protocol Buffers, and PostgreSQL.
• Collaborated with Data Analytics and core tech teams to provide metrics for KPI measurement.
• Implemented WebSocket communication for real-time game features.
• Containerized and orchestrated services using Docker and Kubernetes.
• Worked in both AWS and GCP cloud environments.
Skills Java, Netty, Protocol Buffers, PostgreSQL, Websocket, Docker, Kubernetes, AWS, GCP
5 yr 3 mo
2014 Jun
2019 Aug
Software Engineer at Electronic Arts:
Overview
Backend services for online features across console, PC, and mobile sports titles with millions of daily active users.
Accomplishments
• Developed and maintained online services using Java, Apache Jetty/Jersey, Protocol Buffers and MySQL.
• Implemented features with end-to-end ownership, from design to deployment in live, highly available environments.
• Gained experience in cloud computing (AWS) and actor model systems (Akka/Scala).
• Worked on backend architecture to ensure high performance, reliability, and scalability.
Skills Java, Apache Jetty, Jersey, MySQL, Protocol Buffers, Akka, Scala, AWS, Cloud Computing, Ownership, Scalability Awareness, High-Volume System Experience
2 yr 2 mo
2012 May
2014 Jun
Software Engineer at IBM:
Overview
Development and maintenance of internal IBM applications and client-facing banking/insurance services.
Accomplishments
• Managed build processes and internal application deployment worldwide.
• Developed Java SOAP web services (JAX-WS, Websphere ODM) for insurance client projects.
• Implemented banking application views using Java SWT framework.
• Used Eclipse SWT, OSGI, XML, Apache Ant, Jazz SCM for development and version control.
Skills Java SE, Eclipse SWT, OSGI, Websphere Application Server, SOAP, JAX-WS, XML, Apache Ant, Jazz SCM
1 yr 6 mo
2010 Dec
2012 May
Software Engineer at Red Point Software Solutions:
Overview
Developed e-learning applications with 3D graphical interfaces and automated build systems.
Accomplishments
• Created custom 3D GUI components (rotating menu, document explorer) using ActionScript 3 & Flex 4.5.
• Maintained automated build system using Apache Maven and FlexMojos.
• Researched and implemented file upload/document management via Google Docs API.
• Integrated third-party components (e.g. MathML editor).
• Mentored junior developers.
Skills ActionScript 3, Flex 4.5, Maven, FlexMojos, Java Servlets, 3D GUI, Build Automation
1 yr 10 mo
2009 Mar
2010 Dec
Software Engineer at Kabinet:
Overview
Developed ECM, CRM and mobile trading applications using Java and ActionScript frameworks.
Accomplishments
• Developed ECM application for document management with version control, metadata, and workflow.
• Built MVC framework for browser-based development of data-driven applications using Flex and Java EE (Spring, Hibernate, Tomcat).
• Developed a CRM application in said framework and supported content management integration.
• Developed a mobile Flash Lite app for trading platforms (portfolio viewing, quotes, order placement).
Skills Java EE, Spring, Hibernate, Tomcat, Flex, Actionscript 3, Mobile App Development
2006-10-01 to
2009-10-01
"Alexandru Ioan Cuza" University, Iasi, Romania
BSc: Computer Science
Rice University
2021-04-01
Parallel, Concurrent, and Distributed Programming in Java
Oracle
2013-09-01
Oracle Certified Professional, Java SE 6 Programmer
Codility
2013-11-01
Codility Golden Certificate Omega 2013
- English
- Fluent
- French
- Intermediate