Hongwei Z
Software Engineer at TESOBE - Technical Solutions Berlin
Munich, Bavaria, Germany
Summary
👤
Senior🎓
Top SchoolHongwei Z is a pragmatic software engineer based in Munich with about a decade of professional programming experience and a First Class Honors master's in Computer Engineering. He specializes in backend systems, particularly Scala/Liftweb, Kafka, Akka and PostgreSQL, and maintains hundreds of open banking APIs as a core contributor to the Open Bank Project. His work includes practical improvements to authentication, account linking and password handling in a widely used open-source banking API, reflecting a focus on security and reliability in financial systems. Past roles span high-throughput FPGA data handling, search-driven backends with Elasticsearch, and teaching C/C++ at university level, showing comfort across hardware-adjacent systems and software education. Colleagues describe him as steadily improving—“Day, Day, Up!”—which matches his pattern of incremental refactors and maintenance that keep large codebases healthy.
9 years of coding experience
2 years of employment as a software developer
Bachelor's degree, Electronic Science and Technology, 75.8/100, Bachelor's degree, Electronic Science and Technology, 75.8/100 at 西安电子科技大学Exchange Student, Computer Science, 3.4/4.0, Exchange Student, Computer Science, 3.4/4.0 at University of StuttgartMaster's degree, Computer Engineering, 3.4/4.0, Master's degree, Computer Engineering, 3.4/4.0 at University of Limerick
Chinese, English, German
Github Skills (9)
api10
backend10
back-end-development10
apidoc10
scala10
api-security8
refactor7
refactoring7
open-banking6
Programming languages (6)
Github contributions (5)
OpenBankProject/OBP-API
Nov 2016 - Jan 2023
An open source RESTful API platform for banks that supports Open Banking, XS2A, PSD2 and Open Finance through access to accounts, transactions, counterparties, payments, entitlements and metadata - plus a host of internal banking and management APIs.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:2879 commits, 805 PRs, 70 comments in 6 years 3 months
Contributions summary:Hongwei refactored a method and added information to the description in the Scala API for Open Banking. They also fixed a bug related to spaces in passwords within an APIUtil file and modified code related to customer account links. These commits indicate a focus on improving the existing backend infrastructure and API functionality, specifically related to account and security management. Furthermore, the user made code changes related to the user's authentication process.
bankingmetadataxs2a-interfacepsd2-xs2a-interfaceplaid
hongwei1/Social-Finance
Apr 2017 - Mar 2022
Sofi is a Scala / Liftweb Application consuming the OBP API. Account holders can see their accounts and transactions and create account views and allow 3rd party users to access. Uses can edit metadata (tags, comments, urls) for counterparties and transactions.
Contributions:10 pushes, 1 branch in 4 years 11 months
urlsapipartysofiaccount
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