Manuel Pöter is a Principal Software Engineer based in Vienna with 11 years of hands-on experience building high-performance backend systems and developer tooling. He co-founded and serves as CTO of LeanFive, designing microservice architectures with GraphQL, RabbitMQ, ArangoDB and Docker while championing TDD, CI/CD and clean code practices. At Arango he contributed deep C++ expertise to export tooling for a popular multi-model database, and earlier added robust linked-clone and locking support to Vagrant’s VirtualBox provider to harden VM workflows. His background spans low-level optimization (SIMD/vectorization) in C++ for simulation engines to Elixir/Phoenix backend development and platform delivery leadership. Known for combining systems-level performance tuning with pragmatic product-focused engineering, he often bridges R&D and operational stability. He holds a Master’s in Software Engineering from TU Wien and blends academic rigor with startup and enterprise delivery experience.
🥑 ArangoDB is a native multi-model database with flexible data models for documents, graphs, and key-values. Build high performance applications using a convenient SQL-like query language or JavaScript extensions.
Role in this project:
Backend Developer
Contributions:1452 reviews, 473 commits, 514 PRs in 6 years
Contributions summary:Manuel's commits primarily focus on implementing and extending the "arangoexport" command-line tool for the ArangoDB database. This includes adding functionality to export collections to JSON and JSONL formats, as well as initial work on exporting data in XGMML format. The changes involve modifications to C++ source files, specifically the addition of a new feature with an API, and incorporating new parameters and options to control the export process.
Vagrant is a tool for building and distributing development environments.
Role in this project:
DevOps Engineer
Contributions:8 commits, 7 comments in 11 months
Contributions summary:Manuel implemented support for linked clones in the VirtualBox provider of the Vagrant project. This involved creating mechanisms to import a master VM, create linked clones from it, and handle related actions. They also introduced locking to prevent concurrent master VM creation and updated the codebase to support VirtualBox 5.0. Additionally, the user addressed race conditions in lock file deletion, increasing the stability of the cloning process.
vagrantansiblerubydockervirtualization
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Manuel Pöter - Principal Software Engineer at LeanFive IT GmbH