Dieuveille BOUSSA ELLENGA

Technical Lead

4 recommendations

Salary / Daily rate

4 people recommend

Paris, France

Freelance, open to permanent contract

Skills

PythonDjangoPySparkAWSKubernetesSQL QueriesPostgreSQLMySQLSQLiteAWS LambdaFastAPIJavascriptAngularHTMLCSSBootstrapRESTful APIsMicroservicesMachine LearningNLP / Natural Language ProcessingTest Driven DevelopmentGitGitHubGitLabDockerLinuxGrafanaPrometheusScrumKanbanBusiness AnalysisFullstack DevelopmentElixirPhoenixTerraformCopilot

Languages

English (Native)French (Native)Chinese

Recommended by

Barrett Avery

EDF Renewables North America

Senior Cloud Data Engineer

Recommended on 08 january 2026

Lucia Pagani

BIOASTER

Head of Data Science

Recommended on 11 june 2025

Emma LAURENT

Dedomainia

Développeur

Recommended on 23 march 2025

And someone else

About me

Intro

I am currently a Lead Developer in Paris. I am a Senior Software Engineer with 8 years of experience, I am passionate about continuous learning and new challenges. With strong development experience and deep technical expertise, I am constantly learning and improving, I still strive to get better and face new challenges. My international background includes work and studies in Ghana, China and France, as well as online training and several corporate web projects. I apply my acquired knowledge and my practical skills to create innovative and efficient solutions. I have hands on experience working in large scale projects and I am eager to bring out the best of my abilities. I use mostly Django #Pythonista, know my way around other frameworks/languages too of course and I have a keen interest in Data Science and AI ...

Links

Work experience

Technical Lead

EDF power solutionsFreelance

Nov 2025 - Present

1 year

69340 Francheville, France

👉 NSight Solar & Storage · Ensured reliability, performance, and maintainability of Python + PySpark pipelines running on AWS Glue, Athena, Lambda, and S3 · Designed and built and scaled robust data pipelines in a fully serverless AWS environment to support large-scale energy production analytics for solar, and hybrid infrastructures · Managed legacy codebase, performed bug fixing, monitoring, maintenance, and provided support · Authored both non-technical and technical comprehensive documentation

Cloud Data Engineer

EDF power solutions North AmericaFreelance

Jun 2025 - Jan 2026

8 months

United States

👉 NSight Solar & Storage · Ensured reliability, performance, and maintainability of Python + PySpark pipelines running on AWS Glue, Athena, Lambda, and S3 · Managed legacy codebase, performed bug fixing, monitoring, maintenance, and provided support · Authored both non-technical and technical comprehensive documentation

Lead Software Engineer

BIOASTERFreelance

Nov 2024 - Jul 2025

9 months

Paris, France

👉 • Optimised laboratory workflow by maintaining and developing a LIMS using Django. • Enhanced research efficiency and usability by developing Python, Django, and JavaScript applications for scientific purposes. • Collaborated with scientists/researchers to tailor applications to their specific needs and provided user support. • Led application architecture decisions and maintained codebase quality standards. • Monitored applications • Optimised release management • Implemented CI/CD pipelines 👉 ROSETTA: an innovative research platform integrating advanced computational models and user-friendly workflows for data analysis in the scientific and research domain. • Designed and implemented the system architecture, incorporating modular components • Managed the end-to-end development lifecycle • Implemented interfaces and dashboards for data visualization with JavaScript libraries • Collaborated with data engineers and biostatisticians to integrate a machine learning model into the Django application. • Developed a pipeline to execute the entire process. • Proposed and demonstrated new integration strategies with LLMs • Delivered a comprehensive documentation package 👉 PAF: an innovative research platform featuring user-friendly workflows in the scientific and research domain to facilitate data extraction from the global NCBI database. • Spearheaded the design and development of a Django-based application for managing large-scale PubMed datasets, streamlining data ingestion, processing, and retrieval. • Designed and implemented two automated pipelines • Developed RESTful APIs using Django REST Framework • Implemented user interfaces. • Documented the project comprehensively

Software Engineer

Dedomainia GroupFreelance

Nov 2023 - Dec 2024

1 year 2 months

👉 Solutions to facilitate longevity operations and risk transfer between insurers, reinsurers and pension funds for a better collaboration between all stakeholders. • Leveraging understanding of actuarial science: Implementation of efficient, scalable software applications that automate and optimize traditional actuarial workflows. • Features Design and Development: from longevity swaps calculations to automated report generation for payments. • Innovation and Improvement: continuously seeking ways to improve existing systems. • Code Review • Testing • Bug Fixing • Redaction of Non-Technical and Technical Documentation. • Technical Expertise: Proficient in Python, Django, SQL, and modern software development frameworks.

Software & DevOps Engineer

YounzeeFreelance

Dec 2022 - Dec 2023

1 year 1 month

Paris, France

👉 Younzee: environmentally friendly personal shopping Mobile App with AI Assistant. • Features Design and Development • Implementation of webservices API • Bug Fixing • Redaction of Non-Technical and Technical Documentation •Third-Party App/Service Integration • App Monitoring Skills & Tools: Automation AI TDD GitHub Action Monitoring CI CD Phoenix Framework MicroService Implementation Slack Jira Confluence Notion Grafana Prometheus MakeFile REST Functional Programming Pair (Peer) Programming

Software Developer

4inDataFreelance

Jun 2022 - Dec 2022

7 months

Paris, France

👉 Shield4Business, tool for measuring and improving the quality of life and working conditions that ensures collaboration between management and staff around your #QVT #RPS approach and your actions for the well-being and proper functioning of companies. • Designed and Developed "Shield4Business" • Implementation of interfaces, dashboards, graphs for data visualization • Implementation of webservices API • Integration of NLP machine learning models via webservices API • Redaction of Non and Technical Documentation and User Guide • Pre-sales Engineer : in charge of technical demos with B2B clients

FullStack Web Developer

Kaisens DataFreelance

Jun 2021 - Dec 2022

1 year 7 months

Paris, France

👉 INCIDENT ANALYTICS for Total Energies: a web platform coupled with machine learning models used for incident information storing, data visualization, risk management and prediction of their production sites. • Migration from PHP to Python/Django • Implementation of interfaces with dashboard for data visualization with JavaScript libraries (Front End) • Collaboration with Data Engineer and Data Scientist in the Integration of machine learning model into the django application • Development of pipeline to execute the whole process. • Redaction of Documentation and User Guide 👉 INDEX for Technip Energies: a data mining platform used for the digital transformation of the company. • Implementation of interfaces with dashboard for data visualization, Front End side • Collaboration with Data Engineer and Data Scientist in the Integration of machine learning model into the django application • Development of pipeline to execute the whole data extraction process. • Redaction of Documentation and User Guide In charge of Web applications development, for large scale projects, working in teams, or sometimes alone under a project manager .. Participating in innovative projects, Data and Machine learning related (I work closely with data scientist / engineers) .. - Back and Front end development of web application - Projects Migration from PHP to Django - Creation of Web services / API (DRF, Swagger, ...) - Bug fixing and Websites' optimization

Freelance Web Developer

FreelanceFreelance

May 2019 - May 2021

2 years 1 month

• Requirements Gathering • Project Management • Websites Developmeent • Features Design and Development • Bux Fixing • Redaction of Non-Technical and Technical Documentation • Third-Party App/Service Integration • Deployment • App Monitoring

Information Technology Specialist

SOPRIMFreelance

Feb 2020 - Aug 2020

7 months

- Company's website redesign with Django - Troubleshooting computer software, installing new drivers, updating software, - Maintaining electronic devices (computers, photocopy/printing machines, ...), - Direct technical assistance and support for computer networks (resolving internet and networks access issues). - And, sometimes, responsible for assisting the staff: research, data, entry, filling, managing the flow of paperwork

Junior Python Developer

FreelanceFreelance

Jan 2017 - Jan 2019

2 years 1 month

• Website Redesign • Websites Developmeent • Features Design and Development


Education

University of Montpellier

Licence, Informatique

CELPS

Proficiency, English

Grade: Excellent

Liaoning University of Technology

Bachelor of Engineering - BE, Computer Science and Technology

Grade: 4.4 Weighted GPA

Mathematics Data Structure and Algorithms DataBase, SQL Server, UML Operating System Computer Network Programing

H3 Hitema

Master's degree, Computer Science

Master Degree in Software Development Course of study: Mathematics, Algorithms, Machine Learning & AI, Spark & Big Data, Python, Project Management, Web Programming, DevSecOps


Licenses & certifications

TOEIC 985/990

Issued: Jun 2026

Certified by ETS

Use JavaScript in your web projects

Issued: Dec 2020

Certified by OpenClassrooms

Write JavaScript for the Web

Issued: Dec 2020

Certified by OpenClassrooms

Project Management 101

Issued: Dec 2020

Certified by OpenClassrooms

Learn Python Basics for Data Analysis

Issued: Dec 2020

Certified by OpenClassrooms

Learn Programming With Python

Issued: Dec 2020

Certified by OpenClassrooms

Build your website with HTML5 and CSS3

Issued: Nov 2020

Certified by OpenClassrooms

Learn Programming With JavaScript

Issued: Oct 2020

Certified by OpenClassrooms

Learn to code with JavaScript

Issued: Aug 2019

Certified by OpenClassrooms

English Proficiency

Issued: Jan 2012

Certified by CELPS

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