Alexey Titov
Software Architect at adesso SE
Hausham, Bavaria, Germany
Summary
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RockstarAlexey Titov is a Software Architect based in Hausham, Bavaria, with five years of hands-on experience designing and delivering backend systems. At adesso SE he blends architectural vision with Java craftsmanship, focusing on robust integrations and scalable data workflows. An active open-source contributor, he has extended langchain4j by adding Weaviate and Vespa embedding store integrations and improving Milvus configuration and VertexAI support—work that highlights his expertise in vector databases and ML infra. Colleagues know him for pragmatic problem-solving and attention to data interoperability details, such as better handling of numeric types in prompts. He brings a developer-first perspective to architecture, pairing production-ready engineering with contributions that advance the Java AI tooling ecosystem.
6 years of coding experience
Github Skills (7)
weaviate10
javas10
vector-database10
vespa10
java10
milvus9
openai4
Programming languages (2)
Github contributions (5)
langchain4j/langchain4j
Jul 2023 - Mar 2026
LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing tool calling (including MCP support), agents and RAG easy. It integrates seamlessly with enterprise Java frameworks like Quarkus and Spring Boot.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:147 reviews, 16 PRs, 102 pushes in 2 years 8 months
Contributions summary:Alexey primarily contributed to adding and supporting Weaviate and Vespa embedding store integrations. This involved implementing classes and methods to interact with the Weaviate and Vespa APIs, enabling the storage and retrieval of embeddings. The user also made minor fixes to improve the handling of whole number types in prompts. Furthermore, they improved the support of database name configuration for Milvus, and fixed a typo in VertexAI support.
javajvmllmquarkusspring
ai-for-java/openai4j
Nov 2023 - Jan 2024
Java client library for OpenAI API
Contributions:1 release, 29 reviews, 4 PRs in 1 month
javaopenai-apichatgptchatgpt-apiopenai
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