Pavel Pravosud

2019 – PresentStripe

Led the design, engineering, and successful launch of large-scale projects enabling debit payment methods at Stripe, including ACH Debit — Stripe’s second-largest payment method by volume, processing over $4 trillion in pay-in volume in 2024.
As a member of the API Review team, reviewed and approved 60+ public API changes, personally authoring over 10 to ensure consistency, clarity, and long-term maintainability.
Led and contributed to high-impact incident response efforts to prevent financial loss, uncover fraud, and quickly resolve production issues, ensuring system integrity and customer trust.
Mentored newly hired software engineers through structured onboarding, regular coaching, and hands-on training, accelerating their growth and integration into the team.
Led engineering efforts for compliance audits, managing technical requirements, coordinating cross-functional teams, and driving timely remediation to ensure regulatory compliance.

2015 – 2019Heroku/Salesforce

Designed, implemented, and deployed Eventbus, a real-time event delivery and consumption system used across multiple services to enable efficient inter-service communication.
Developed a real-time monitoring and alerting system for Eventbus, providing visibility into latency and throughput to ensure reliability and performance at scale.
Built and maintained Eventbus client libraries in multiple programming languages, enabling widespread adoption across the service ecosystem.
Significantly improved API rate limiting performance by implementing the Generic Cell Rate Algorithm (GCRA) and open-sourcing the solution: redis-gcra. Latency has been improved by 120%, throughput by 140%, removed operation burden from manually replenishing tokens.
Optimized database queries and indexing strategies to enhance application performance and support scalability under increasing load.

2013 – 2015Hashrocket

Designed and implemented software solutions to meet diverse business needs using Ruby on Rails, Sinatra, and PostgreSQL, delivering maintainable and scalable backend systems.
Built and deployed high-quality applications following Agile methodologies, with a strong focus on testing, code quality, and iterative development.
Created and open-sourced several Ruby libraries—including mock5, authem, adequate_exposure, natural_sort, and normalize_url—to address common development needs and improve developer productivity.
Contributed to and officially maintained impactful and widely-used open-source projects such as multi_json, jbuilder, and nestive, supporting the broader Ruby and Rails communities.

Summary