01
Distributed Systems
Coordination, performance, and reliability across networked services.
Jonathan Ato Markin
PhD Student · Cyber-Physical Systems
Luleå University of Technology · Since January 2026 · View LinkedIn
I am a distributed systems researcher and doctoral student in Cyber-Physical Systems at Luleå University of Technology in Sweden, where I started my PhD in January 2026.
My work is increasingly focused on distributed systems, performance, coordination, and reliability, building on my background designing backend platforms and cloud-native services.
- Distributed systems & coordination
- Reliability & performance
- Smart contracts & blockchain
- HPC-cloud convergence
Elsewhere: GitHub
About
Researching distributed systems that stay reliable, coordinated and fast in cyber-physical environments.
tracks · what I work on3 tracks
0102
Researching
PhD · 2026–- Coordination in cyber-physical systemsLTU
- Reliability & performancedistributed
- Smart contracts & blockchaininterest
04
Building
2 live03
Foundation
2019 – 2025- Banking & payments backendsAccra
- HPC-cloud researchPisa
02
Cyber-Physical Systems
Doctoral research at Luleå University of Technology since January 2026.
03
Reliable Infrastructure
Built on years designing backend platforms and cloud-native services.
04
Useful Products
Building practical tools like Paycycl and PlayChale for people to use every day.
trace · career4 spans · 1 open
- years building
- 7
- roles
- 4
- countries
- 3
Union Systems
4y 7m
BRIJ Fintech
1y 4m
Univ. of Pisa
1y 1m
LTU
9m
’19’20’21’22’23’24’25’26
Experience
Research & Experience
From core banking and payments platforms in Accra, to HPC-cloud research in Pisa, to doctoral research in Cyber-Physical Systems in Luleå.
Roles
Doctoral Student
Jan 2026 – Present
Luleå University of Technology · Luleå, Norrbotten County, Sweden
Researching distributed systems for cyber-physical environments, with interests spanning reliable infrastructure, smart contracts, and blockchain systems.
Distributed Systems · Cyber-Physical Systems · Smart Contracts · Blockchain · HPC · Reliability
HPC-Cloud Researcher
Oct 2024 – Oct 2025
Università di Pisa · Pisa, Tuscany, Italy
Designed and developed prototypes and tools for workflows, I/O, HPC-cloud convergence, and distributed computing.
Scientific Computing · Cloud Computing · Distributed Computing · HPC · I/O · Workflows
Software Engineer
Jun 2019 – Dec 2023
Union Systems Global · Accra, Ghana
Developed scalable core backend services and integrations for web and mobile banking platforms.
Java · Spring · PostgreSQL · REST APIs · CI/CD
Engineer: API & Platforms
Oct 2021 – Jan 2023
BRIJ Fintech Ghana Limited · Accra, Ghana
Owned design and maintenance of frontend and backend microservices for payments and forex.
Java · Spring Boot · VueJS · Vault · OpenAPI · Microservices
Technical Details
- Languages
- Java, Python, Go, C++, JavaScript, TypeScript
- Systems & Research
- Distributed Systems, Cyber-Physical Systems, HPC
- Frameworks
- Spring Boot, React, Vue, Node.js, PyTorch
- Cloud & Infra
- AWS, GCP, Azure, Docker, Kubernetes
- Data & Messaging
- PostgreSQL, MongoDB, Redis, Kafka, RabbitMQ
Selected Work
Built to Run Reliably
Live products and open-source systems: what each one does, the stack behind it, and where to find it.
playchale.com
01 / 06
PlayChale
Grassroots Sports Platform
A platform for grassroots sport in Ghana: find games near you, book pitches, share costs with your squad, and build a verified sports profile with every stat tracked.
Nuxt · Vue · Tailwind CSS · Java · Spring Boot · PostgreSQL
Writing
Latest Writing
Let's Talk
Research collaborations, systems discussions, and product ideas.
Get in Touch
Let's build systems that stay reliable, coordinated and useful.
I'm always interested in research collaborations, distributed systems discussions, and thoughtful product ideas that turn infrastructure into something people can actually use.
Email me
[email protected] · Luleå, Sweden