Pauline Iogna

Senior developer, Technical leader

Currently

Working at Aviv as a Senior Data Engineer in real estate domain.

Specialised in

Scala, Java, Backend

Skills

Cloud

• AWS: S3, EC2, EMR, LakeFormation, IAM, Step Function, Glue, Athena
• Google Cloud Platform: BigQuery, Google Cloud Storage

Languages

• Scala, Java, javascript, C, bash, python

Scala

• Spark
• Circe, Tapir, Scodec, Parquet4s
• Akka stream, Akka actors, Akka http
• Kafka stream
• Playframework

Serialization

• Json, Protobuf, Avro, Yaml, Xml

Data pipelines

• Airflow, AWS Glue ETL, Spark pipelines

Databases

• Mongodb, Cassandra, Couchbase
• Postgresql, Mariadb, Mysql, DB2, Oracle
• AWS RDS Aurora, AWS DynamoDb

Messaging

• Kafka, Rabbitmq

Web services

• REST, gRPC

Storage

• S3, Parquet, Hadoop

Infra

• Kubernetes, Docker, Kustomize, Lens, Minikube, Aws

Configuration

• Helm Charts templates

Devops / Build

• CircleCi, Jenkins, Sbt, Maven, Scala-stewart, Code coverage

Testing

• Scala test, JUnit, Wiremock, Embedded-kafka, Mockito, PowerMock

Work experience

2024 - now Senior Data Engineer @ Aviv

• Scala spark data pipelines, AWS EMR
• AWS Glue ETL data pipelines
• Airflow data pipelines on Google Cloud Platform
• Grpd pipelines

2021 - 2024 Internal stuff @ Lunatech

• Recruitment
• Mentoring
• Speaker coaching
• Technical event organisation
• Operation meetings

2021 - 2024 Scala developer @ Lunatech for Audi

• Project: IPO Input Process Output Data collector platform able to ingest, digest, transform and forward data with a throughput of 5000 messages per seconds in full remote english speaking team
• Implement a decoder for binary file up to 4GB with scodec
  • -> headers
  • -> messages composed by bloc 32-bits aligned
  • -> supports payloads of types int, float, double, string, uuid, list, maps
• Implementation of an ingest generic codec
  • -> decoder json with circe
  • -> read from azure eventhub kafka queue publish to aws kafka queue
  • -> authentication to eventhub
• Akka-stream services for audi ppe platform
• Handling broken connections to azure eventhub/kafka
• Design streaming migration solution from aws kafka services to azure event hub services
• Data aggregation
• Testing
• Agent on duty on live and prelive stages
• Enhancement of service automation
• Technical environment: scala, akka-stream, kafka-stream, kubernetes, kafka, parquet, s3, helm charts, kustomize, lens, minikube, event-hub, aws, azure, circe, protobuf, REST api, cassandra

2019 - 2021 Tech lead @ Lunatech for Darva

• Project: Agira
• Technical management of teams
• Java services developments
• Testing
• Techical environment: java, akka-stream, hexagonal architecture pattern, playframwork, javascript

2019 - 2019 Testing engineer @ Lunatech for Disney

• Project: New CRS
• Define and present the testing good practices for the development team
• Setup an example project with unit tests
• Development of an integration test on springbatch application
• Technical environment: java, springboot, springbatch, integration testing, unit testing, aws

2018 - 2019 Scala developer @ Lunatech for Riskcontrol

• Project: Riskcontrol Web application
• Development of scala services
• Technical environment : scala, playframework, slick, postgresql

2018 - 2019 Tech lead @ Lunatech for Darva

• Project: Ecrac A fixed-price project with a team of 6 developers in insurance domain
• Lead the team
• Lead the deliveries
• Technical environment: java, playframework, mongodb

2016 - 2018 Analyst in architecture @ Casden

• Working in team of architect on transversal topics like migration from couchbase to postgresql, services isolation, chatbot helper for the business team
• Organization of a monthly coding dojo for the developers

2015 - 2016 Tech lead @ Casden

• Lead developer team
• Set up new technical layers : MoM (Messaging) with rabbitmq and BPM (Business Process Management) with Activiti https://www.activiti.org/
• Java Development like a rabbitMQ connectors library, consumer and producer
• Conception and development of a BPM (activiti) process about loan application monitoring
• Testing, refactoring, code reviews
• Test evangelization
• Organization of a weekly coding dojo for the developers
• Technical environment: RabbitMQ, Activiti bpm, Java/J2EE, REST, Cdi, Deltaspike, Angular, Couchbase, Mysql, Junit, Mockito, AssertJ

2012 - 2016 Software engineer @ Connecthings

• Development on Adtag web application. Adtag is a platform allowing the customer to create Nfc tag network. For instance, the deployed Nfc tags in the Strasbourg city for transportation.
• Technical environment: Linux mint, Eclipse, Java/J2EE, REST, RestEasy, JAX-RS, Guice, NoSql, Mongosdb, Jongo, Aggregation pipeline, Play-framework 1.2.5, Angular, Bootstrap, Junit, Testng, Mockito, Fest assert, Quartz scheduler

2011 - 2011 Software engineer @ Alti for PSA Peugeot Citroën

• ROCADE Monitoring: basement project, testing, development, UML
• EAI ROCADE Central: messaging application, setup of new flows. This application is connected to the automotive manifacturing chain, which means it’s very critical
• Technical environment: Java, Spring, Struts, Oracle 10g, Hibernate, Web Service, MQSeries, MQExplorer, Websphere Message Broker Toolkit, Enterprise Architect

2010 - 2011 Software engineer @ Alti for Office Nationale des Forêts

• Technical environment: Java, Dozer, Glassfish, Oracle 10g, Hibernate, XSL-FO, Fop

2009 - 2010 Software engineer @ Edifixio for Danone

• Projects New Danone wiki and New who’s who
• Technical environment: Java, Hibernate, Criteria, REST, DB2, SQL, Websphere, Apache Abdera, Atom, Lotus Connections, Windows XP, AIX

Speaker

2019 Talk Architecture Hexagonale at Rivera Dev, Pas Sage en Seine

2018 Talk Un chatbot en 5 etapes (A chatbot in 5 steps) at Riviera Dev, Devfest Toulouse

2017

• Intervention as software engineer in the roundtable meeting during the event l’UPEM fête Ada Lovelace (the university of Paris-Est celebrates Ada Lovelace) https://femmesavoir.hypotheses.org/615
• Workshop Découverte de la programmation avec un kata

2012

• Talk Mongodb aggregation pipeline framework at Human talks, Devoxx France, Devoxx Antwerpen, JUG Summer camp
• Talk “Du 100% pur Guice !” about the google guice library at Devoxx France, Human talks Paris

Event organisation

2022 - 2023 Leader of the collaborative organisation of Hackdays, internal events @ Lunatech French Office, 4 events / year

• Lead the organisational meetings
• Set up programmation
• Events available online
• Internal marketing

2015 - 2024 Duchess France Leader, Duchess France birthdays, Mongodb workshop, Refactoring legacy code

• Duchess France is group of women in technology that propose technical events, mentorship, self-help community.

2015 - 2018 Coding Dojo, a weekly event for the developers @ Casden to practice with code katas on diverse technical topics

2017 Code retreat Paris, a Monthly event on saterday or sunday https://www.meetup.com/fr-FR/coderetreat-paris/events/past/

Publications

2020 Article Architecture Hexagonale published in Programmez magazine number 237

2016 Article RabbitMq, le broker de message published in Programmez magazine number 196

2016 - 2023 Interviews on Duchess France blog

Teacher

2014 - 2021 Teacher assistant @ Gustave Eiffel University (France)

• Advanced java course
• Algorithmic course
• C language course

Education

2008 Master 2 double diploma in computer science University Gustave Eiffel / Universita degli studi di Bologna