I am a software engineer with over a decade of experience in full-stack development, backend services, mobile apps, and blockchain technology. I design scalable architectures, lead cross-functional teams, and enjoy turning complex requirements into robust software solutions. My work spans web platforms, mobile apps, and decentralized applications, with a strong emphasis on clean code, maintainable systems, and continuous learning. I’m passionate about education and knowledge sharing, frequently training teammates in Haskell and blockchain development techniques. I thrive in collaborative environments and enjoy mentoring others to build high-quality software together.

Didier Junior Nkalla Ehawé

I am a software engineer with over a decade of experience in full-stack development, backend services, mobile apps, and blockchain technology. I design scalable architectures, lead cross-functional teams, and enjoy turning complex requirements into robust software solutions. My work spans web platforms, mobile apps, and decentralized applications, with a strong emphasis on clean code, maintainable systems, and continuous learning. I’m passionate about education and knowledge sharing, frequently training teammates in Haskell and blockchain development techniques. I thrive in collaborative environments and enjoy mentoring others to build high-quality software together.

Available to hire

I am a software engineer with over a decade of experience in full-stack development, backend services, mobile apps, and blockchain technology. I design scalable architectures, lead cross-functional teams, and enjoy turning complex requirements into robust software solutions. My work spans web platforms, mobile apps, and decentralized applications, with a strong emphasis on clean code, maintainable systems, and continuous learning.

I’m passionate about education and knowledge sharing, frequently training teammates in Haskell and blockchain development techniques. I thrive in collaborative environments and enjoy mentoring others to build high-quality software together.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
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Language

French
Fluent
English
Intermediate
Italian
Intermediate
German
Beginner

Work Experience

Haskell / Plutus Developer at DIT-Cameroon
February 1, 2021 - Present
Designed and built decentralized applications (DAPPS) and smart contracts on Cardano using Haskell and Plutus. Applied DDD and microservice architecture; built Treedano, Ndjangui, Small Change Wallet. Also trained team members in Haskell and blockchain development techniques.
Technical Sales Representative at Sprint Pay
October 1, 2019 - January 31, 2021
Led development of the SYAMPE project (System of Aggregation of Means of Payment of Cameroon), gathering requirements and delivering technical specifications for a project valued at 3,280,000,000 CFA. Later worked on the centralization of automobile insurance; presented to companies and trained stakeholders.
Full Stack PHP, Android, Cordova (PhoneGap) Developer at ADSNET
December 1, 2014 - April 1, 2016
Developed a mobile application integrating ADSNET services on self-service kiosks on mobile devices; developed Camrail E-Ticketing enabling MTN Mobile Money and Orange Money users to pay for train tickets via mobile payments.
Full Stack PHP, Angular, Android Developer at iServices
May 1, 2016 - September 30, 2019
Developed the integrated management system for SOWEDA; built mobile apps and service delivery applications using PHP, Angular and Android; led end-to-end development and deployment.
IT Systems Monitoring Engineer at Darco d'Italia
December 1, 2013 - November 30, 2014
Monitoring IT systems using Java for Android, HTML5, JavaScript, Java, C, Perl, PHP; designed and implemented mobile cross-platform solutions to improve system monitoring; developed Nagios plugins for information systems monitoring.
Steward at Manpower (Juventus Stadium)
August 20, 2009 - June 1, 2014
Welcoming spectators and assisting during events at Juventus Stadium.
Mathematics Teacher at MINESEC (Ministry of Secondary Education)
April 14, 2006 - August 15, 2008
Mathematics teacher at Bayangam high school; course preparation and delivery.

Education

Bachelor in Computer Science at Polytechnic University of Turin (Italy) and INSA de Lyon, Lyon (France)
September 10, 2008 - March 23, 2012
Master degree in Software Engineering at Polytechnic University of Turin, Turin (Italy)
April 1, 2012 - October 24, 2014
Junior Java Programmer (Professional Training) at Manager Srl - Forma Temp Synergie Italia S.p.A.
November 15, 2011 - January 27, 2012
Web Master (PHP, JavaScript, HTML, CSS) at Top Systems SRL
June 1, 2012 - December 20, 2012

Qualifications

IELTS
January 11, 2030 - February 1, 2026
Goethe Institute A1
January 11, 2030 - February 1, 2026

Industry Experience

Software & Internet, Professional Services, Education, Telecommunications, Transportation & Logistics

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
See more