Jakub Świstak
Verified Expert in Engineering
Back-end Engineer and Developer
Bytów, Poland
Toptal member since November 29, 2024
Jakub is a back-end engineer specializing in Ruby on Rails. He builds scalable systems, automates workflows, and creates data-driven solutions to drive business value and improve operational efficiency. He played a pivotal role in developing Toptal's Managed Delivery model, significantly boosting client onboarding and revenue. Jakub leverages GraphQL and Kafka to enhance system performance and team collaboration, delivering innovative, cost-effective solutions that align with business goals.
Portfolio
Experience
- Python - 5 years
- Linux - 5 years
- PostgreSQL - 5 years
- GraphQL API - 4 years
- Ruby on Rails 7 - 4 years
- Redis - 4 years
- Ruby - 4 years
- Apache Kafka - 4 years
Preferred Environment
Linux, GitHub, Slack
The most amazing...
...thing I've developed is Toptal’s Managed Delivery model, building infrastructure that onboarded dozens of clients and drove significant growth.
Work Experience
DevOps Engineer
Coupa
- Onboarded MSK clusters in AWS using Terraform, including monitoring.
- Resolved escalations from the customers and improved the visibility of potential issues.
- Decommissioned unused pods/services, saving costs and removing tech debt.
Software Engineer
Cisco
- Migrated production services from CentOS to AlmaLinux 9, updating build and deployment pipelines to ensure compatibility, stability, and long-term platform support.
- Implemented support for new cryptographic capabilities within the application, including Elliptic Curve key support and enhanced endpoint validation.
- Implemented a feature to upgrade low-level system firmware, including BIOS and other hardware-level software components.
- Upgraded the signing process for software RPMs by integrating secure SHA-256 algorithms into CircleCI pipelines, improving the overall integrity and security of build artifacts.
Back-end Engineer
Toptal, LLC
- Led the project to synchronize Slack channels with the database, improving communication and automating notifications for clients.
- Played a key role in developing Toptal's Managed Delivery model, building infrastructure that onboarded dozens of clients and drove significant revenue growth.
- Contributed to creating Toptal's Marketplace, a new model for offering flexible talent solutions, driving revenue growth and expanding the company's reach.
- Automated contract generation for new services at Toptal, streamlining processes for the legal team and enhancing integration with DocuSign.
- Engaged as the key engineer leading the extraction of the billing service into a dedicated component, improving security and reducing technical debt for easier maintenance.
Experience
Geolocation App
Blog App
Shortest Path Simulation
Education
Bachelor's Degree in Computer Science
Koszalin University of Technology - Koszalin, Poland
Certifications
Microsoft Technology Associate (MTA) – Windows Server Admin Fundamentals
Certiport
Microsoft Technology Associate (MTA) – Windows Operating System Fundamentals
Certiport
Skills
Libraries/APIs
GraphQL API, Sidekiq, React
Tools
GitHub, Slack, RSpec, Chef, CircleCI, Terraform
Languages
Ruby, GraphQL, Python, JavaScript, Java, TypeScript
Frameworks
Ruby on Rails 7, Ruby on Rails (RoR)
Paradigms
REST, DevOps
Platforms
Linux, Docker, Apache Kafka, Kubernetes, Amazon EC2
Storage
PostgreSQL, Redis, Amazon S3 (AWS S3)
Other
Agile Deployment, Algorithms, User Authentication, SQL Server Administration, Operating Systems, Full-stack
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