Guillaume Delarue

Senior Engineer (Scala) @PayPal

London, GB
MOBILE NUMBERS
+91 *********19

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WORK HISTORY

Sep 2025 — Present

Senior Engineer (Scala) @PayPal

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EDUCATION

1993 — 1995

Lycée Montaigne Bordeaux

Math Sup, Math Spé M., Mathematics, Physics

N/A

Télécom SudParis

MSc., Computer science, telecommunications, artificial intelligence

SKILLS

ElasticsearchTddJavascriptDerivativesAkkaJavaSwingJunitGitAndroidOopSoftware DevelopmentPythonScrumJmsKotlinSoftware DesignBig DataOracle SqlSqlHibernateDesign PatternsExtreme ProgrammingAgile Project ManagementBddOracleSpringAndroid DevelopmentTest Driven DevelopmentContinuous IntegrationContinuous DeliveryCore JavaSubversionApache KafkaDockerScalaQuartzObject Oriented DesignAcceptance TestingCassandra

ABOUT GUILLAUME DELARUE

Software designer and programmer since 1998 (mostly JVM technologies Java since 2002, Scala since 2011, kotlin since 2016)- Expert in Agile software development (Extreme programming, TDD / BDD, continuous integration, Object-Oriented Analysis and Design, functional programming, Scrum & Kanban) since 2003- Experience in big data (cassandra, Elastic-search), CQRS, event-sourcing (Kafka)- Worked for 12 years in the finance industry (investment bank / asset management) in FixedIncome (bonds / swaps / derivatives) and equities inventory management, front and back office teams, from 2003 to 2015- Some experience on Android (Kotlin/Java)Specialties: Object-oriented analysis, design (architecture and patterns) and developmentFunctional programmingAgile methods (XP, Scrum, Kanban)JavaScalaKotlin / AndroidTesting (TDD/ATDD/BDD/Mocking/Gherkin/Cucumber)SQL (Oracle, SQL (Domain-driven design)

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Guillaume Delarue — Senior Engineer (Scala) at PayPal in London, GB | Unifers