Alexandros Pappas

Software Engineer

Germany10 yrs 11 mos experience

Highly StableAI ML Practitioner

Key Highlights

Over 10 years of experience in scalable systems.
Expert in Generative AI and MLOps.
Active contributor to open-source projects.

Stackforce AI infers this person is a Backend-heavy Fullstack Engineer with deep expertise in AI and Graph Databases.

Contact

Skills

Core Skills

Generative AiAi DevelopmentMlopsMachine LearningSoftware DevelopmentArtificial IntelligenceSoftware ArchitectureCloud ComputingGraph DatabasesMicroservicesResearch And DevelopmentData Science

Other Skills

Model Context Protocol (MCP)Spring AILangChainRetrieval-Augmented Generation (RAG)Claude CodeLarge Language Models (LLM)Microsoft Azure Machine LearningVibe CodingLangGraphAzure OpenAIGoogle GeminiAnthropic ClaudeJavaSpring BootSoftware Design

About

Experience

10 yrs 11 mos

Total Experience

2 yrs 5 mos

Average Tenure

10 mos

Current Experience

Lufthansa group digital hangar

3 roles

Staff Software Engineer, Generative AI

Oct 2025 – Present · 7 mos

Leading the AI developer tooling frontier at one of Europe's largest aviation groups, from infrastructure to interfaces to culture change.
Built Lufthansa Group's enterprise MCP server and client templates, production-ready blueprints.
Architected the MCP Registry Framework for discoverability, governance, and lifecycle management of MCP servers.
Designed agents, skills, and plugins enabling AI-native developer workflows at scale.
Delivering presentations and workshops across engineering communities.
Driving Claude Code adoption.

Model Context Protocol (MCP)Spring AILangChainRetrieval-Augmented Generation (RAG)Claude CodeGenerative AI+1

Staff Software Engineer, ML Platform Engineer

Promoted

Jul 2025 – Oct 2025 · 3 mos

Designed and implemented reusable MLOps templates leveraging Microsoft MLOps Accelerator v2 patterns to standardize ML workflows across Azure Machine Learning and Azure DevOps.
Reduced deployment friction by automating model training, evaluation, and production deployment, empowering data science teams to focus on models, not infrastructure.

Model Context Protocol (MCP)Retrieval-Augmented Generation (RAG)MLOpsLarge Language Models (LLM)Microsoft Azure Machine LearningVibe Coding+4

Senior Software Engineer

May 2025 – Jul 2025 · 2 mos

Large Language Models (LLM)Vibe CodingAzure OpenAIGoogle GeminiAnthropic ClaudeJava+4

Open source

Open Source Developer

Jan 2024 – Present · 2 yrs 4 mos · Remote

Active contributor to Spring AI & Spring Cloud Config Server – delivering code improvements, feature enhancements, and collaborating with the Spring community.

Artificial Intelligence (AI)Model Context Protocol (MCP)Large Language Models (LLM)JavaDesign PatternsSpring Framework+2

Stealth startup

Stealth

Apr 2022 – Apr 2024 · 2 yrs · Global · Remote

OpenID Connect (OIDC)Spring CloudDesign PatternsSpring SecurityOAuthWeb3+1

Yilu

Senior Software Engineer

Nov 2021 – May 2025 · 3 yrs 6 mos · Berlin, Germany · Remote

Led the adoption of AWS Aurora and MongoDB, driving cost efficiency and accelerating microservice development.
Championed GDPR compliance, platform security enhancements, and API quality gates, strengthening system integrity and security.
Led the design and implementation of Yilu's Ancillary Marketplace (AMP) core services.

Software ArchitectureSoftware DesignDistributed SystemsAmazon Web Services (AWS)JavaPostgreSQL+8

Amazon web services (aws)

Software Development Engineer, Amazon Neptune

Jul 2020 – Nov 2021 · 1 yr 4 mos · Berlin, Germany · Hybrid

Design, Implementation and maintenance of query language features for open Cypher and SPARQL inference queries in Neptune ML with Amazon SageMaker and the Deep Graph Library (DGL).
Contributed to service operations by participating in on-call rotations, ensuring system reliability and rapid response to emerging issues.

Cypher Query LanguageGraph TheorySoftware DesignDesign PatternsJavaGraph Databases+1

Market logic software

3 roles

Senior Software Engineer & Graph Database Engineer

Jul 2019 – Jul 2020 · 1 yr · Hybrid

- Led design and implementation of a cognitive, near real-time, event-driven module with stream-centric data architecture.

Graph TheorySoftware DesignSpring CloudDesign PatternsNeo4jPostgreSQL+7

Software Engineer & Graph Database Engineer

Jul 2018 – Jun 2019 · 11 mos · Hybrid

- Led design and development of a marketing content recommendation system down to the level of the individual utilizing a complex graph database schema in Neo4j.

Graph TheorySoftware DesignSpring CloudDesign PatternsNeo4jPostgreSQL+8

Software Engineer

Aug 2017 – Jul 2018 · 11 mos · Hybrid

- Design and development of event-driven microservices, APIs for competitive intelligence and text search.

Spring CloudPostgreSQLGitlabJavaMongoDBSpring Framework+4

Ics-forth

Research And Development Engineer

Dec 2015 – Jul 2017 · 1 yr 7 mos · Greece · Hybrid

Project title: Exploring Importance Measures for Summarizing RDF/S Knowledge Bases.
Research and Development of new techniques for Knowledge Base - Graph database Summarization & Query Optimization.

Research and Development (R&D)Neo4jJavaResearch and Development

University of crete

2 roles

Teaching Assistant

Sep 2014 – Feb 2017 · 2 yrs 5 mos · Greece

Teaching Assistant at Computer Science Department, University of Crete.
Courses: "Algorithms and Complexity", "Complex Network Dynamics", "Graph Algorithms", "Programming".

University Teaching

Data Scientist

Aug 2014 – Jan 2015 · 5 mos · Greece

Graph-Based Data Mining. Research new techniques for extracting and analyzing networks from Correlated data.

Graph TheoryJavaData Science

Leado

Software Engineer

Mar 2012 – Jul 2013 · 1 yr 4 mos · Greece

TDD and implementation of an online platform designed to complement the learning process for university-level students in the field of object-oriented programming and Java language.