Михайло

Mykhailo Romanko
Software engineer
Kyiv,, [open contact info](look above in the "contact info" section) [open contact info](look above in the "contact info" section)

Professional summary
Senior Software Engineer skilled in building scalable backend services and optimizing databases for high performance. Proficient in Java, Python,
PostgreSQL/MySQL and AWS to ensure reliability, streamline workflows, and reduce latency. Focused on delivering robust, efficient solutions that
support operational continuity and innovation.

Experience
Senior Software Engineer, Jun 2023 – Present
Quickspin – Kyiv, Ukraine
• Engineered scalable backend services that improved system reliability and reduced latency for enhanced user experience.
• Implemented rigorous automated testing protocols, increasing code quality and minimizing production defects.
• Optimized database queries and indexing strategies to boost application performance and reduce server load.
• Led incident response efforts to quickly resolve critical outages, ensuring high system uptime and operational continuity.
• Refactored legacy codebases to improve scalability, resulting in enhanced system responsiveness and reduced maintenance complexity.
• Engineered modular backend services that streamlined data processing workflows, significantly boosting system uptime and enhancing overall
reliability.
• Refactored legacy codebases to improve system scalability, resulting in enhanced application responsiveness and reduced latency during peak traffic
periods.

Database/ETL developer, Jan 2020 – Jun 2023
Quickspin – Kyiv, Ukraine
• Developed and optimized ETL pipelines to improve data accuracy and streamline integration across multiple source systems.
• Implemented automated data validation processes to ensure compliance with data quality standards and reduce error rates.
• Refined data transformation workflows to accelerate processing times and support timely decision-making.
• Monitored database performance and applied tuning techniques to maintain system reliability and minimize downtime.
• Refactored complex ETL workflows to improve data consistency and accelerate reporting processes, enhancing overall operational efficiency and
decision-making speed.
• Designed and maintained scalable ETL frameworks to support dynamic data ingestion, enhancing system flexibility and accelerating data
availability for analytics.

Database developer, May 2018 – Jan 2020
Microfinance Company – Kyiv, Ukraine
• Developed and optimized complex database queries and stored procedures to improve data retrieval speed and application responsiveness.
• Implemented data validation and integrity checks to ensure accuracy and consistency across critical database systems.
• Monitored database performance and executed tuning strategies to maintain high availability and minimize downtime.
• Automated routine maintenance tasks, reducing manual intervention and increasing operational efficiency.
• Designed backup and recovery procedures that safeguarded data integrity and supported business continuity.
• Analyzed database schema and refactored structures to optimize storage utilization and query performance.

NOC engineer, Apr 2017 – May 2018
Volumes – Kyiv, Ukraine
• Monitored network systems continuously to detect and resolve incidents promptly, ensuring high availability and minimizing downtime.
• Executed root cause analysis on network failures to improve system reliability and reduce recurrent outages.
• Coordinated with cross-functional teams to escalate and resolve complex technical issues, enhancing incident resolution efficiency.
• Configured and maintained network devices to uphold security protocols and compliance with industry standards.
• Automated routine monitoring tasks to increase operational productivity and reduce manual intervention errors.
• Documented network incidents and resolutions accurately to support knowledge sharing and improve troubleshooting processes.
• Validated network performance metrics regularly to identify bottlenecks and optimize traffic flow for better service quality.
Education
Sep 2024 - Present Master’s degree , Kiev, Ukraine
• Electronic Devices and Systems

Sep 2012 - Jun 2017 Bachelor’s degree , Kiev, Ukraine
• Electronic Devices and Systems

Professional Skills
Java Python

PL/pgSQL Bash

Flask FastAPI
Luigi (ETL framework) Spring

Docker RabbitMQ
PostgreSQL MariaDB
MySQL Redis

Memcached Amazon Web Services

Languages
Ukrainian Native English B1 - Intermediate