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As a seasoned software engineer, I specialize in developing innovative software solutions that drive efficiency and performance across organizations. With deep technical expertise and a strong foundation in software architecture and development, I build reliable, scalable, and user-friendly systems. I have a proven track record of leading and mentoring development teams, ensuring high-quality delivery and continuous improvement. Known for my strategic thinking, clear communication, and creative problem-solving, I align technology solutions closely with business goals to deliver measurable impact.…As a seasoned software engineer, I specialize in developing innovative software solutions that drive efficiency and performance across organizations. With deep technical expertise and a strong foundation in software architecture and development, I build reliable, scalable, and user-friendly systems. I have a proven track record of leading and mentoring development teams, ensuring high-quality delivery and continuous improvement. Known for my strategic thinking, clear communication, and creative problem-solving, I align technology solutions closely with business goals to deliver measurable impact.

John Sener

Web Developer, Full Stack Developer, Back-End Developer, +2

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As a seasoned software engineer, I specialize in developing innovative software solutions that drive efficiency and performance across organizations. With deep technical expertise and a strong foundation in software architecture and development, I build reliable, scalable, and user-friendly systems. I have a proven track record of leading and mentoring development teams, ensuring high-quality delivery and continuous improvement. Known for my strategic thinking, clear communication, and creative problem-solving, I align technology solutions closely with business goals to deliver measurable impact.…As a seasoned software engineer, I specialize in developing innovative software solutions that drive efficiency and performance across organizations. With deep technical expertise and a strong foundation in software architecture and development, I build reliable, scalable, and user-friendly systems. I have a proven track record of leading and mentoring development teams, ensuring high-quality delivery and continuous improvement. Known for my strategic thinking, clear communication, and creative problem-solving, I align technology solutions closely with business goals to deliver measurable impact.

Available to hire

As a seasoned software engineer, I specialize in developing innovative software solutions that drive efficiency and performance across organizations. With deep technical expertise and a strong foundation in software architecture and development, I build reliable, scalable, and user-friendly systems.

I have a proven track record of leading and mentoring development teams, ensuring high-quality delivery and continuous improvement. Known for my strategic thinking, clear communication, and creative problem-solving, I align technology solutions closely with business goals to deliver measurable impact.

Skills

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Work Experience

Senior Software Developer at HomespaceUSA

February 1, 2024 - Present

Designed and developed core backend services for a real estate analytics and service platform using .NET Core. Built advanced data pipelines with MongoDB and PostgreSQL, implemented background job processing and alerting with Hangfire and Elasticsearch. Developed dynamic, multilingual web features including interactive Google Maps and modular Razor components. Integrated MLS APIs for property data to enable large-scale analytics across US markets. Contributed to propbee.com project by building it from scratch.

Senior Software Developer at THREDD

September 1, 2021 - February 1, 2024

Integrated a financial platform with an external fraud prevention system using .NET Core and RabbitMQ; improved fraud detection. Led performance optimization for scalability and high availability. Contributed to microservice-based architecture with Java-based services. Implemented observability with Elasticsearch, Coralogix, and Grafana; designed AWS Glue ETL jobs and AWS Lambda functions; engineered data pipelines from AWS to Snowflake. Built PowerBI dashboards for data-driven decision making.

Senior Software Developer at ASTERISQUE

September 1, 2020 - September 1, 2021

Member of the Dutch development team responsible for further development, updates, and conversions of the Electronic Patient Dossier (EPD) software. Supported development of Asterisque, a comprehensive Hospital Management System, focusing on customer-centric improvements.

Senior Software Developer at NETAS INFORMATION TECHNOLOGIES

May 1, 2017 - September 1, 2020

Led development of innovative systems for Turkey's Environment and Urban Ministry, including Marine Waste Track & Trace, Drain Water Waste Management, and Investment Tracking systems. Also developed the Turkish Pharmaceutical Track & Trace System Decision Support System, enabling regulatory compliance and real-time oversight of state-led projects.

Software Development Specialist at TIGA INFORMATION TECHNOLOGIES

July 1, 2013 - May 1, 2017

Led development of a psychological support web platform. Key contributions include a Pharmaceutical Stock & Sales Management System and ICMS using .NET, C#, and Windows Forms.