Stavros Lyras
Software Engineer
Athens
Summary
Hardworking software engineer driven to increase team effectiveness. Focused on achieving project objectives with speed and accuracy, while aiming for usability and performance improvements.
Overview
14
14
years of professional experience
2
2
Certifications
3
3
Languages
Work History
Software Engineer (Tech Lead)
ONE BRAND STUDIO
12.2020 - Current
- Collaborated with cross-functional teams to ensure seamless integration of software components.
- Consistently met or exceeded project goals by proactively addressing potential roadblocks before they impacted delivery timelines.
- Implemented automated testing strategies to minimize errors during deployment phases.
- Conducted thorough code reviews to maintain consistency, readability, and adherence to coding standards across projects.
- API Development: Architected and deployed APIs for large-scale data extraction/analysis using Adonis.js (Node.js) with PostgreSQL and MongoDB.
- Ad Server: Built and scaled an ad rendering & tracking platform with TypeScript, JavaScript, and Python, plus a Vue.js/Ant Design frontend.
- Internal Tools: Delivered an ad-builder desktop app with Electron, Vue.js, Ant Design, and TailwindCSS.
- Machine Learning: Designed and trained a contextual targeting model for Greek language using Python & spaCy.
- Dashboards & Admin Tools: Built interactive dashboards and admin tools with Vue.js and Angular, enabling real-time insights and faster decision-making.
- Data Engineering: Designed and maintained data pipelines with Mage.ai, automating data ingestion, transformation, and loading for analytics workflows and business intelligence.
- CI/CD: Set up and maintained GitLab pipelines to automate build, testing, and deployment workflows.
Software Engineer, Co-founder
Property Market Technologies
07.2018 - 10.2020
- Real Estate API: Designed, built, and maintained a REST API for aggregating, digitizing, analyzing, and displaying Greek real estate market data using Spring Boot (Java), Yii2 (PHP), and Flask (Python). Delivered data visualization through PWA apps built with Vue.js and Angular. Integrated MySQL/MongoDB for storage and Keycloak for authentication & authorization.
- Data Visualization Tools: Developed applications with Dash Plotly (Python) and Streamlit (Python) for large-scale data analysis and decision support, enabling faster insights for business stakeholders.
- Web Scraping: Built and maintained data scraping pipelines with Python (Scrapy) to collect, clean, and enrich datasets from diverse online sources.
- NPL Analysis: Implemented applications for mass evaluation of non-performing loans (NPLs) using Python for financial modeling and Spring Boot (Java) for report automation and distribution.
- Database Management: Designed, created, and maintained internal MySQL and MongoDB databases, ensuring reliability, scalability, and secure access.
- Microsites: Delivered lightweight, high-performance microsites using Nuxt.js, improving digital presence and campaign effectiveness.
Software Engineer
Destsetters | Travel by Interest
10.2013 - 06.2018
- Travel By Interest Platform: Designed, developed, and maintained the Travel By Interest platform with Yii2 (PHP), integrating user account levels, Braintree online payments, and MySQL/MongoDB storage. Built the frontend with Foundation 6 Zurb, Bootstrap 4, jQuery, and Angular.
- User Analytics API: Architected and deployed a REST API with Spring Boot (Java) and MongoDB to analyze, aggregate, and display user interaction statistics across the platform.
- Admin Tools: Built administrative dashboards for professional accounts in Angular, seamlessly integrated with both the analytics API and the Travel By Interest platform.
- Data Visualization: Developed Dash Plotly (Python) and Streamlit (Python) applications for large-scale data analysis and decision-making support.
- Microsites: Delivered marketing and campaign-focused microsites using Yii2 and Nuxt.js.
- Database Management: Designed, created, and maintained internal MySQL and MongoDB databases, ensuring scalability, reliability, and data consistency.
Full Stack Developer
100% Hotel Show
01.2014 - 05.2018
- Online Platform: Designed, developed, and maintained an online platform with Yii2 (PHP) and MySQL, supporting user account creation with tiered access levels. Built the frontend with Bootstrap 4, jQuery, and Angular.
- Mobile App & API: Created a beta Android application using Ionic (Angular) for internal use, supported by a REST API built in Yii2 (PHP) to enable seamless integration with the platform.
Software Engineer
Self-Employed
09.2012 - 09.2013
- REST API Development: Built and maintained a REST API with Flask (Python) for a marketing company, supporting product promotion and sales workflows.
- Mobile Applications: Developed Android (Java) and iOS (Objective-C) applications for product promotion and sales, enabling wider customer reach and engagement.
- Gamification & Training: Created internal Android/iOS games in Java and Objective-C to improve employee training, collaboration, and social engagement.
Software Engineer
Self-Employed
12.2011 - 05.2012
- System Maintenance: Troubleshot and maintained large-scale organizational systems built in C/C++, ensuring stability and performance.
- Upgrades & Testing: Tested, optimized, and upgraded legacy systems to newer software versions, improving reliability and security.
Education
MBA - Computer Science And Programming
National And Kapodistrian University Of Athens
Athens 10.2004 - 2010.12
Skills
- Programming Languages : Python, Java, Php, C, C++, Javascript, TypeScript
- Java Frameworks: Spring Boot
- Node.js Frameworks: Adonis.js
- Python Frameworks: Flask, Django, Dash Plotly, Streamlit
- Php Frameworks: Yii2
- Javascript Frameworks & Libraries: Vue.js, Angular, Jquery
- BI Tools: Cube.js
- Databases: PostgreSQL, MySql, Mongo, Google BigQuery
Certification
Crisis Management, Festival Fitisi
Interests
Cinema, Reading, Music, History, Mountain Bike
Timeline
Software Engineer (Tech Lead)
ONE BRAND STUDIO
12.2020 - Current
Software Engineer, Co-founder
Property Market Technologies
07.2018 - 10.2020
Full Stack Developer
100% Hotel Show
01.2014 - 05.2018
Software Engineer
Destsetters | Travel by Interest
10.2013 - 06.2018
Software Engineer
Self-Employed
09.2012 - 09.2013
Software Engineer
Self-Employed
12.2011 - 05.2012
Crisis Management, Festival Fitisi
12-2006
E-Business & Security, Festival Fitisi
12-2006
MBA - Computer Science And Programming
National And Kapodistrian University Of Athens
10.2004 - 2010.12
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