Ignas Sakalauskas
Senior Engineering Manager at Checkout.com
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolIgnas Sakalauskas is a Senior Engineering Manager based in London with 8 years of hands-on experience building and operating .NET back-end systems and scalable APIs. At Checkout.com he has progressed from senior engineer to manager, leading initiatives like a merchant risk decision engine and pioneering an AWS Bedrock-based LLM solution that materially improved compliance screening efficiency. He combines strong API and event-driven architecture expertise with practical cloud-native delivery—introducing Lambda adoption, Terraform-driven infrastructure, and robust CI/CD and observability practices across teams. Known for promoting DDD, TDD and high-quality, clean code, he has a track record of automating manual flows (due diligence, chargeback processing) to unlock operational scale. His background in East Asian studies and time spent studying in Taiwan and Japan adds a cross-cultural perspective that informs stakeholder communication and global product thinking. Pragmatic, curious and delivery-focused, he excels at translating complex regulatory and risk requirements into reliable production systems.
8 years of coding experience
11 years of employment as a software developer
Master's degree, East Asian Studies, Master's degree, East Asian Studies at Vytauto Didžiojo universitetasOne Semester Program, Chinese Language, One Semester Program, Chinese Language at Providence UniversityOne Year Program, SILS, One Year Program, SILS at Waseda University
English, Japanese, Russian, Lithuanian
Github Skills (80)
python10
testing10
serverless10
lambda10
developer-tools10
continuous-integration10
aws-cloud10
aws-lambda10
serverless-framework10
localstack10
aws10
sdk9
aws-sdk9
csharp9
cli8
Programming languages (4)
Github contributions (5)
ignas-sakalauskas-cko/uuid-encoding
Mar 2019 - May 2021
Showcasing different ways of encoding an UUID
Contributions:1 push, 1 branch in 2 years 2 months
uuiduuid-generatorencodingguid
ignas-sakalauskas-cko/UnidecodeSharpCore
May 2021 - Sep 2022
US-ASCII transliterations of Unicode text. It supports almost all unicode letters, including Chinese, Cyrillic, Umlauts and etc.
Contributions:1 push, 1 branch in 1 year 4 months
chinesecyrillicasciislugifynormalization
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