Billel B.

Data Engineer

Helsinki, Finland5 yrs 11 mos experience
Highly Stable

Key Highlights

  • Expert in building scalable data pipelines.
  • Strong background in DataOps and ETL processes.
  • Leadership experience in tech community events.
Stackforce AI infers this person is a Data Engineer with a focus on DataOps and scalable data solutions.

Contact

Skills

Core Skills

Data EngineeringEtlDataops EngineeringData Pipeline Management

Other Skills

ScalaApache SparkAirflowData ProcessingPythonSQLBashAWSGitPandasFastAPIMySQLPostgreSQLMongoDBNumPy

About

I'm Billel, a Data Engineer at Adikteev, a global leader in app re-engagement based in Paris. I’m passionate about technology and thrive in Data and Engineering projects, always eager to expand my expertise and connect with like-minded professionals.

Experience

5 yrs 11 mos
Total Experience
3 yrs 1 mo
Average Tenure
--
Current Experience

Adikteev

3 roles

Data Engineer

Promoted

Jun 2025Present · 1 yr

  • Support Adikteev’s data platform by building and optimizing pipelines that power reporting and platform systems at scale.
  • Build and maintain ETL pipelines in Spark and Airflow, processing 25+ TB/day of data across multiple regions.
  • Migrate workloads between EMR and Kubernetes to improve scalability and cost efficiency.
  • Optimize S3 lifecycle and partitioning strategies, reducing storage costs and improving data accessibility.
ScalaApache SparkAirflowETLData ProcessingData Engineering

Junior DataOps Engineer

Jul 2023May 2025 · 1 yr 10 mos

  • Support and resolve technical and product issues using various analytical and technical tools (Python, SQL, Bash, Airflow, Snowflake, AWS).
  • Implement and maintain retention strategies.
  • Orchestrate data pipelines.
  • Develop internal tools for reporting and alerting.
  • Troubleshoot and debug technical issues.
  • Provide customer support.
PythonSQLBashAirflowAWSDataOps Engineering+1

DataOps Engineer Intern

Jan 2023Jul 2023 · 6 mos

  • Support and resolve technical and product issues using various analytical and technical tools (Python, SQL, Airflow).
PythonSQLAirflowDataOps Engineering

Web summit

Volunteer

Nov 2023Nov 2023 · 0 mo · Lisbon, Portugal · On-site

  • Helped in the organization of Web Summit by assisting in data collection and accreditation.

Femto-st institute

NLP Research Intern

Jan 2022Jun 2022 · 5 mos · Besançon, Bourgogne-Franche-Comté, France

  • I applied Natural language processing to French medical data using different approaches, mainly Deep Learning. I worked on the preprocessing of medical data and the training of NLP models using Hugging Face Transformers and Machine Learning algorithms.
  • Named entity recognition on French public medical data (DEFT 2020).
  • Named entity recognition on English public medical data.
  • Comparison of the complexity of annotations of French and English public clinical datasets, used in the task of named entity recognition.
  • Semantic similarity detection on French public medical data (DEFT 2020).
  • Labeling and implementation of a dataset based on private data from clinical reports related to cancer, from HNFC.
  • Named entity recognition on private French clinical records from HNFC.

Github

GitHub Campus Expert

Apr 2021Oct 2023 · 2 yrs 6 mos

  • Campus Experts are student leaders that strive to build diverse and inclusive spaces to learn skills, share their experiences, and build projects together. They can be found across the globe leading in-person and online conferences, meetups, and hackathons, and maintaining open source projects.

Yucca labs

Back End Developer

Nov 2020Dec 2020 · 1 mo · Algiers, Algiers, Algeria

  • I worked on data indexing and on the visualization of operational dashboards using the ELK stack to improve a search engine.
  • Data indexing with Elasticsearch, implementation of Kibana Dashboards.

Club scientifique de l'esi

5 roles

President

Promoted

Aug 2020Aug 2021 · 1 yr

  • As the club President, I managed a group of ambitious and talented students, working together so that the student community in my country could grow and improve through the different assured events, mentoring programs, and workshops.
  • Improve the club's visibility: https://cse.club/en/
  • Participate in the improvement of the Algerian eco-system by contributing to the organization of ICT Maghreb 2021, the Professional Exhibition on Information Technology and Communication reserved for IT decision-makers. The event, which takes place every year at the Palace of Culture Moufdi Zakaria in Algiers, welcomes more than 5,000 professional visitors and 150 exhibitors including the main Algerian players in the sector of Information Technology and 40% of foreign companies including large multinationals.
  • Introducing new technologies to the student's community through different tech events (Cloud, Data Science).

Human Resources Manager

Jun 2019Aug 2020 · 1 yr 2 mos

  • I ensured the proper management of the club's human resources and worked on improving it by developing an internal platform that assures the management of the human resources of the club.

Internal Coordinator

Nov 2018Jun 2019 · 7 mos

  • I ensured the flow of information in the club and managed to transfer the club's communication to a professional communication tool (Slack).

Logistical Assistant

Promoted

Aug 2018Jun 2019 · 10 mos

  • I worked on the planning and organization of different events and workshops for the club from which I mention:
  • CSE LocalHackDay 2018, one of the biggest Local Hack Days in the world. It is a global hackathon and celebration of learning, building, and sharing!
  • CSE Confs Day 2019, a lead organizer in a day of conferences on data processing.
  • CSE Design Fest 2019, a lead organizer in the first design festival in Algeria, aims to create a
  • strong design community.

Former Newbie

Nov 2017Aug 2018 · 9 mos

  • I helped in organizing different events which I mention :
  • Hack IT 2, the 2nd edition of the Hackathon "Hack It" in Algiers organized by the Scientific Club of ESI and sponsored by the Wilaya of Algiers under the theme "Smart City". Event website link: https://hack-it.cse-club.org/
  • Leapfrog Hack, a Global Hackathon focused on the leverage of leapfrog technologies, Organized as part of the Smart Cities global investors and technology summit 2018 By CSE Club and the wilaya of Algiers. An international jury, and various business/technology mentors from various parts of the world, joined the event, along with the participation of global technology players, venture capital, and policymakers. Event website link: https://www.cse.club/leapfrog-hack

Education

Ecole nationale Superieure d'Informatique (ESI)

Engineer's degree — Computer Engineering

Sep 2017Jul 2022

Université Paris 8

Master's degree — Artificial Intelligence

Sep 2022Aug 2023

Udacity

Cloud Developer Nanodegree

Jul 2022Oct 2022

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