Jason Mandabrandja

I build business applications and the pipelines that ship them.

Senior full stack engineer (Java, .NET, Angular) with a DevOps practice. 9 years designing, delivering and modernising secure web and mobile software, based in Dakar.

  1. CodeJava · C# · Angular
  2. BuildDocker · Maven · .NET
  3. TestCI checks on every push
  4. DeployAzure DevOps · GitHub Actions
  5. LivePassing

What I can do for you

Custom business applications

Secure, high-availability web apps with Spring Boot or .NET Core back ends and responsive Angular front ends.

CI/CD and DevOps

Automated build, test and deployment pipelines with Azure DevOps, GitLab CI/CD and GitHub Actions, packaged in Docker.

APIs and integrations

REST APIs, micro-services and third-party integrations, including payment providers such as VISA, PayPal and Orange Money.

Modernisation and training

Moving legacy applications to current architectures, and coaching teams on clean code and design patterns.

Selected work

Screenshot placeholder: Sénégal-Love platform

Sénégal-Love

Tech lead and full stack developer, 2020–2021

A web platform with payment integration (VISA, PayPal, Orange Money). I led the technical side, shared out the workload and supported the developers.

  • Payment APIs
  • Agile
  • Full stack
Screenshot placeholder: MakedaGroupe platform

MakedaGroupe

Full stack developer, 2020–2021

A platform connecting training providers and learners. I built features end to end and deployed them on Linux.

  • Angular 8
  • Node.js
  • Laravel API
  • MySQL
Screenshot placeholder: e-commerce and e-ticketing platforms

E-commerce and e-ticketing platforms

Full stack and .NET developer, 2016–2019

Online shop and ticketing platforms for several clients in Dakar, with third-party API integrations and relational databases.

  • Spring Boot
  • Angular
  • ASP.NET MVC
  • C#
  • SQL Server
Screenshot placeholder: Hackathon CDP project

Hackathon CDP 2019: data protection

Winning project leader

A project on personal data protection that won the hackathon, which I led and presented.

  • Data protection

Stack

Back end
Java, Spring Boot, C#, .NET Core, ASP.NET MVC, Node.js, PHP, REST, micro-services
Front end
Angular, TypeScript, JavaScript, HTML5, CSS3, jQuery
DevOps
Azure DevOps, Git, GitHub Actions, GitLab CI/CD, Docker, Linux, Agile
Data
PostgreSQL, Oracle, SQL Server, MySQL, MongoDB, PL/SQL, AI API integration

Experience

  1. Senior Full Stack (Java / .NET) & DevOps Consultant

    Sun-Telecoms · SPVIE · OnVousAssure

    Design and maintenance of secure, highly available business web applications. CI/CD pipelines on Azure DevOps, Spring Boot and .NET Core services, and administration of SQL Server, PostgreSQL, MySQL and MongoDB.

  2. Software Engineering Trainer & Web Consultant

    Groupe ISI, Dakar · AlphaNumerika

    Taught Java and C# OOP, coding practices and design patterns. Built business websites and applications, ran acceptance testing and wrote technical documentation.

  3. Tech Lead / Full Stack Developer

    Sénégal-Love, Dakar

    Led the technical side of the project, balanced the team's workload and built the platform, including VISA, PayPal and Orange Money payment APIs.

  4. Full Stack Developer

    MakedaGroupe, Dakar

    Built features for a training marketplace with Angular 8, Node.js, Laravel API and MySQL, deployed on Linux.

  5. Full Stack & .NET Developer (internships and projects)

    ADATESSO · Bijouterie La Solution · Easy-Tech

    E-commerce and e-ticketing platforms with Spring Boot, Angular, ASP.NET MVC and C#.

Education and recognition

Master's in Business Computing (MIAGE)

Groupe ISI, Dakar, 2020 (5 years of higher education). Bachelor's (LIAGE) in 2018.

Hackathon CDP 2019

Winning project leader, data protection. Also led the Expresso e-service project at Nuit de l'Informatique 2018.

Languages: French (native), English (good technical level).

Let's talk about your project

Available for consulting and contract work.