Yao Amevi Amessinou SOSSOU
Software Engineer & Mobile Developer
Professional Profile
Results-driven Software Engineer and Mobile Developer with a proven track record of designing, building, and deploying complex, production-ready applications. Strong expertise in Flutter, Javascript, Python/Django, and modern cloud architectures. Adept at turning complex requirements into scalable digital solutions, demonstrated by independently launching successful platforms serving live users. Multilingual with excellent cross-functional communication skills.
Featured Production Applications
BintaCura | Lead Developer
bintacura.org- Engineered a comprehensive digital health platform connecting patients, doctors, pharmacies, and insurers in Benin.
- Built a cross-platform mobile and web application using Flutter and Django, featuring secure PWA installation, appointment scheduling, digital prescriptions, and payment gateways.
- Handled end-to-end deployment, ensuring mobile-web app capability, secure routing, and robust state management.
Jour2Rencontres | Lead Developer
jour2rencontres.com- Developed and launched a professional dating application across Web, iOS, and Android platforms using Flutter and Firebase.
- Implemented real-time matchmaking, secure Google OAuth authentication, and interactive messaging systems.
- Managed app store deployment, ensuring strict compliance with security and privacy standards.
AugmentorAI | Creator & Developer
github.com/soyames/AugmentorAI- Built an open-source "Interview Practice Copilot" using Javascript.
- Integrated real-time WebSocket audio streaming, Speech-to-Text, and multiple LLM providers (Gemini, DeepSeek, local Ollama).
Fragvroni | Creator & Developer
fragvroni.up.railway.app- Built an open-source social benefit application using Python.
- Integrated real-time auto processing ETL pipelines for data synchronization.
- Developed a progressive web application (PWA) for offline accessibility.
Professional Experience
FH JOANNEUM, Graz, Austria — Project Manager & Research Associate
Sep 2022 – Jun 2025
- Provided technical leadership and operational support for large-scale EU-funded and research projects.
- Maintained web platform, ensuring high availability and seamless content delivery.
- Collaborated with international partners to manage technical integrations and project documentation.
Nouvelle Expertise Technique, Burkina Faso — Software Engineer (Odoo ERP)
Nov 2021 – Feb 2022
- Developed and customized internal business modules for Odoo ERP using Python and PostgreSQL.
- Debugged complex server issues, performed log analysis, and deployed fixes to production environments.
Internet Society Benin Chapter, Benin — IT Project Manager & Web Developer
Oct 2020 – Aug 2021
- Co-led the technical development team, coordinating frontend development activities and ensuring compliance with project specifications.
- Developed and maintained web applications using HTML, CSS, and JavaScript.
- Supported the planning and technical deployment of community networking initiatives.
DREA-COS, Koudougou, Burkina Faso — Engineer Intern
Aug 2020 – Sep 2020
- Maintained IT equipment and provided technical support for regional administrative offices.
- Deployed and configured Wi-Fi connectivity across government administrative buildings.
Burkina Institute of Technology, Burkina Faso — Lead, Google Developer Student Clubs
Sep 2020 – Aug 2021
- Organized coding workshops and mentored students on modern web and mobile development frameworks.
- Trained peers on Git version control, debugging, and software engineering best practices.