Full Stack Software Engineer at NYO Capital

Key engineer in developing NYO Capital's back-office application, delivering scalable and feature-rich solutions that streamline operations and drive growth. Overhauled core architecture using Django DRF, Celery, Redis, and React + TypeScript, ensuring a reliable, modular, and maintainable system foundation. Built a flexible CRM/ERP data model with custom tables and dynamic columns, improving operational flexibility and reducing reliance on legacy tools. Developed AI-powered semantic search across millions of emails using PostgreSQL, NLP pipelines, and vector similarity search, significantly reducing time to locate critical communications. Created an LLM-based AI agent for natural-language CRUD operations on CRM tables, boosting feature adoption and reducing training needs by approximately 70%. Implemented bidirectional email sync, thread-entity linking, and collaborative email sharing, improving communication efficiency by around 30% and ensuring full visibility into investor interact

Backend Software Engineer at CPVO

Lead backend engineer for PVR 2.0, next iteration of CPVO's cornerstone back-office application. Designed and implemented a robust, scalable backend architecture with Python, Django, and Django REST Framework (DRF), replacing brittle legacy systems and supporting approximately 300% higher load. Built a FastAPI microservice to modernize integrations, transitioning from SOAP to RESTful APIs, reducing integration time by about 70%, and improving cross-system reliability. Applied OWASP Top 10 security standards, embedding best practices for authentication, authorization, and data protection, enhancing platform security and regulatory compliance. Developed and maintained CI/CD pipelines with extensive integration and unit testing, validating over 95% of system code, accelerating release cycles, reducing regressions, and increasing deployment confidence. Collaborated with business stakeholders translating challenges into actionable, documented features and requirements aligned with strategic

Full Stack Software Engineer at Eduguide

Pivotal member of Eduguide's engineering team driving AI-powered feature development and integrations that boosted user satisfaction and advertising revenue. Led engineering of Eduguide’s search engine, optimizing performance with UI/UX improvements, SEO research, and Elasticsearch tuning, delivering faster, more relevant results and increasing user satisfaction by approximately 25%. Engineered an AI-powered recommendation system using RAG (LangChain, vector databases, OpenAI API, Databricks), enhancing content discovery and boosting engagement. Designed microservice architecture with FastAPI for recommendation engines and job pipelines, ensuring scalable, modular systems and reducing feature delivery time by approximately 40%. Built an AI-driven jobs pipeline that transforms 50+ page PDFs of Greek public sector job postings into structured, searchable listings with automated summarization and key detail extraction, creating a user-friendly job portal that improved accessibility and

Freelance Software Engineer at Freelance

Designed and developed custom web applications tailored to clients’ unique requirements, ensuring on-time and budget-compliant project delivery. Used Ruby on Rails, PostgreSQL, HTML5, and JavaScript to build scalable and maintainable solutions. Integrated CI/CD pipelines with Heroku and GitHub Actions to streamline development workflows and automate deployments. Collaborated closely with clients to gather requirements, provide technical guidance, and ensure solutions aligned with business goals and user needs.

Full Stack Software Engineer at eMindTech

Contributed to the maintenance and development of full-stack web applications, building a strong foundation in modern web technologies and deployment practices. Developed application logic, implemented new features, and deployed websites using HTML, CSS, JavaScript, Pug, Node.js, and MongoDB. Migrated client data into new systems through custom Python scripts to streamline the process.

Full Stack Software Engineer at NYO Capital

Key engineer in the development of NYO Capital's back-office application, delivering scalable, feature-rich solutions that streamline operations and drive growth. Overhauled core architecture using Django DRF, Celery, Redis, and worker queues paired with a React and TypeScript frontend to ensure a reliable, modular, and maintainable system. Built a flexible CRM/ERP data model with custom tables and dynamic columns, improving operational flexibility and reducing reliance on legacy tools. Delivered AI-powered semantic search across millions of emails using PostgreSQL with tsvector, embeddings, summarization, NLP pipelines, and vector similarity search to reduce time-to-locate critical communications from hours to minutes. Created an LLM-based AI agent for natural language CRUD on CRM tables, boosting feature adoption and reducing training needs by approximately 70%. Implemented bidirectional email sync, thread-entity linking, and collaborative email sharing, improving communication effic

Back-End Software Engineer at CPVO

Lead back-end engineer for PVR 2.0, the next iteration of the cornerstone back-office application for CPVO, instrumental in both platform design and development. Designed and implemented a robust, scalable backend architecture with Python, Django, and Django REST Framework, replacing brittle legacy systems and supporting ~300% higher load. Built FastAPI microservices to modernize integrations, transitioning from SOAP to RESTful APIs, reducing integration time by approximately 70%, improving cross-system reliability, and simplifying future integrations. Researched and applied OWASP Top 10 security best practices, enhancing platform security and ensuring regulatory compliance. Developed and maintained CI/CD pipelines with extensive integration and unit testing covering over 95% of the system, accelerating release cycles and reducing regressions. Collaborated closely with business stakeholders to translate organizational challenges into actionable, documented features aligned with strateg

Full Stack Software Engineer at Eduguide

Pivotal member of Eduguide’s engineering team, driving AI-powered feature development and integrations that boosted user satisfaction and advertising revenue. Led engineering of Eduguide’s search engine, optimizing performance with UI/UX improvements, SEO research, and Elasticsearch tuning, delivering faster, more relevant results and increasing user satisfaction by approximately 25%. Engineered an AI-powered recommendation system using RAG (LangChain, vector databases, OpenAI API, Databricks) to improve content discovery and boost engagement. Designed microservices architecture with FastAPI for recommendation engines and job pipelines, ensuring scalable, modular systems and cutting feature delivery time by around 40%. Built an AI-driven jobs pipeline transforming slow, 50+ page PDFs of Greek public sector job postings into structured, searchable listings with automated summarization and key details extraction, creating a user-friendly job portal that improved accessibility and att

Freelance Software Engineer at Freelance

Designed and developed custom web applications tailored to clients’ unique requirements, ensuring projects were delivered on time and within budget. Leveraged Ruby on Rails, PostgreSQL, HTML5, and JavaScript to build scalable and maintainable solutions. Integrated CI/CD pipelines with Heroku and GitHub Actions to streamline development workflows and automate deployments. Collaborated closely with clients to gather requirements, provide technical guidance, and ensure solutions aligned with business goals and user needs.

Full Stack Software Engineer at eMindTech

Contributed to the maintenance and development of full-stack web applications, building a strong foundation in modern web technologies and deployment practices. Developed application logic, implemented new features, and deployed websites using HTML, CSS, JavaScript, Pug, Node.js, and MongoDB. Migrated client data into new systems by creating custom Python scripts to streamline the process.

Full Stack Software Engineer at NYO Capital

Key engineer in the development of NYO Capital's back-office application, delivering scalable, feature-rich solutions that streamline operations and drive growth. Overhauled core architecture with Django DRF, Celery, Redis, and worker queues, plus a React + TypeScript frontend, ensuring a reliable, modular, and maintainable system foundation. Built a flexible CRM/ERP data model with custom tables and dynamic columns to enable teams to track investments and client data in tailored workflows, improving operational flexibility and reducing reliance on legacy tools. Delivered AI-powered semantic search across millions of emails using PostgreSQL (tsvector, embeddings, summarization), NLP pipelines, and vector similarity search, reducing time-to-locate critical communications significantly. Created an LLM-based AI agent for natural-language CRUD operations on CRM tables, leveraging conversation context, linked communications, and metadata to boost feature adoption and reduce training needs b

Back End Software Engineer at CPVO (VASS IT Greece)

Lead backend engineer for PVR 2.0, the next iteration of the cornerstone back-office application for CPVO, instrumental in both design and development of the platform. Designed and implemented a robust, scalable backend architecture with Python, Django, and Django REST Framework (DRF), replacing brittle legacy systems and supporting approximately 300% higher load, improving system stability, and enabling long-term growth. Built a FastAPI microservice to modernize integrations, transitioning from SOAP to RESTful APIs, reducing integration time for developers by around 70%, improving cross-system reliability, and simplifying future integrations. Researched and applied OWASP Top 10 security standards, embedding best practices for authentication, authorization, and data protection, enhancing overall platform security and ensuring regulatory compliance. Developed and maintained CI/CD pipelines with extensive integration and unit testing, validating over 95% of the system, accelerating relea

Full Stack Software Engineer at Eduguide

Pivotal member of Eduguide’s engineering team, driving AI-powered feature development and integrations that boosted user satisfaction and advertising revenue. Led engineering of Eduguide’s search engine, optimizing performance with UI/UX improvements, SEO research, and Elasticsearch tuning, delivering faster, more relevant results and increasing user satisfaction by approximately 25%. Engineered an AI-powered recommendation system using RAG (LangChain, vector databases, OpenAI API, Databricks), improving content discovery and boosting engagement. Designed microservices architecture with FastAPI for recommendation engines and the jobs pipeline, ensuring scalable, modular systems and reducing feature delivery time by about 40%. Built an AI-driven jobs pipeline that transformed slow, 50+ page PDFs of Greek public sector job postings into structured, searchable listings. Automated summarization and extraction of key details, creating a user-friendly job portal that improved accessibili

Freelance Software Engineer at Freelance

Designed and developed custom web applications tailored to clients’ unique requirements, ensuring projects were delivered on time and within budget. Leveraged Ruby on Rails, PostgreSQL, HTML5, and JavaScript to build scalable and maintainable solutions. Integrated CI/CD pipelines with Heroku and GitHub Actions, streamlining development workflows and automating deployments. Collaborated closely with clients to gather requirements, provide technical guidance, and ensure solutions aligned with business goals and user needs.

Full Stack Software Engineer at eMindTech

Contributed to the maintenance and development of full-stack web applications, building a strong foundation in modern web technologies and deployment practices. Developed application logic, implemented new features, and deployed websites using HTML, CSS, JavaScript, Pug, Node.js, and MongoDB. Migrated client data into new systems by creating custom Python scripts to streamline the process.

Full Stack Software Engineer at NY Capital

Current role focused on designing and delivering scalable full-stack solutions. Responsibilities include architecture overhauls, building data models for CRM/ERP workflows, and delivering AI-powered features. Implemented streamlined email and collaboration workflows, and contributed to overall platform reliability and growth.

Lead Backend Engineer at VASSIT Greece @ CPVO

Led backend development for CPVO PVRO 2.0, guiding architecture and implementation of core back-office systems. Designed robust backend architecture with scalable services, modernized integrations with REST/API patterns, and improved security and deployment processes.

Freelance Software Engineer at Freelance / Independent Contractor

Designed and developed tailored web applications for multiple clients, delivering on time and within budget. Built backend using Ruby on Rails and PostgreSQL, implemented CI/CD pipelines (Heroku, GitHub Actions), and migrated client data to new systems. Gathered requirements, provided technical guidance, and ensured solutions aligned with business goals.