Tuana Çelik
Sr. Developer Relations Engineer
Amsterdam, North Holland, Netherlands
Summary
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Rockstar🎓
Top SchoolTuana Çelik is a Senior Developer Relations Engineer with a decade of experience bridging open-source engineering and developer communities, currently shaping developer adoption at LlamaIndex from Amsterdam. She has deep hands-on experience in backend and DevOps work, notably contributing to deepset's Haystack—helping redesign pipelines, enable OpenSearch migrations, and add Hugging Face model upload capabilities for production-ready LLM apps. At deepset she led DevRel for Haystack 2.0, running community-driven programs like Advent of Haystack and building real-world demos that turned feedback into core features. Before focusing on AI infra and DevRel, she shipped low-latency trading systems at Flow Traders and advocated developer-first products at Cumul.io. Tuana combines technical implementation with empathetic developer experience work, frequently surfacing practical integrations between vector DBs, models and converters. Fluent in collaborative OSS workflows, she brings a pragmatic lens to moving ML prototypes into reliable production.
10 years of coding experience
6 years of employment as a software developer
Hong Kong University of Science and Technology (HKUST)Özel Notre Dame de Sion Fransız Lisesi | Lycée Français Notre Dame de SionMEng Computer Science with Year Abroad, MEng Computer Science with Year Abroad at University of Bristol
English, Turkish, French
Stackoverflow
1reputation
0reached
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Github Skills (14)
elasticsearch10
elasticsearchquery10
opensearch10
aws-elasticsearch10
python10
elasticsearch-api10
amazon-elasticsearch10
api-design9
huggingface9
retrieval-augmented-generation9
huggingface-hub9
nlp8
machine-learning8
large-language-models8
Programming languages (16)
Github contributions (5)
deepset-ai/haystack
Mar 2022 - Jan 2023
AI orchestration framework to build customizable, production-ready LLM applications. Connect components (models, vector DBs, file converters) to pipelines or agents that can interact with your data. With advanced retrieval methods, it's best suited for building RAG, question answering, semantic search or conversational agent chatbots.
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:56 reviews, 33 commits, 55 PRs in 10 months
Contributions summary:Tuana contributed to the Haystack framework by addressing issues related to shell commands, specifically the use of quotes in Zsh. They also implemented support for brownfield OpenSearch index conversion to Haystack's document store. Additionally, the user refactored code related to Elasticsearch integration, renaming classes and deprecating legacy components. They further enhanced the framework by adding functionality to upload model data to Hugging Face.
pythonbertfinetuningproduction-readyhuggingface-transformers
cumulio/cumulio-spotify
Oct 2020 - Dec 2021
Contributions:42 commits, 2 PRs, 36 pushes in 1 year 1 month
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