Kostas K

Senior Full Stack Engineer

LocalStack

Apr 2025 - Current (1 year 7 months)

SaaS Team

S

Senior Software Engineer

Mar 2023 - Mar 2025 (2 years 1 month)

Engineering Department | Network Domain Predominantly back-end development, specializing in event-driven architecture and API development. Leveraging Nx monorepos, TypeScript and Node.js w/ Nest.js, alongside PostgreSQL / MySQL, Terraform, and AWS (Fargate / Lambda / Event Bridge / SQS / SNS / Timestream). Flex Energy Team - February 2024 to March 2025 The team is responsible for providing smart charging via flexing users charging stations, based on when grid demand is low and energy generation is high for a balanced, greener grid. Assets Team - March 2023 to February 2024 The team is responsible for both updating the firmware version of the organization's charging stations as well as offering API services for accessing and managing chargin

Senior Full Stack Engineer

nate

Jan 2022 - Dec 2022 (1 year)

Engineering Department | Automation Division January 2022 to June 2022 and September 2022 to December 2022 Developed back-office tools including data labeling dashboards, browser extensions, and an annotation app used to capture end-to-end website checkout flows for machine learning training data. Engineering Department | Partnerships Division July 2022 to August 2022 Worked on 'nate buy,' a B2B2C web product that enabled users to purchase third-party products directly from affiliate websites that lacked native checkout functionality. Contributed for two months in support of the MVP launch. With the nate app, you can buy, gift, and save products from online stores, and share shopping lists and shopping profiles with friends and family.

S

Senior Full Stack Developer

Oct 2020 - Dec 2021 (1 year 3 months)

Engineering Department | SDK Team Worked on Splyt Widget (SDK), an out-of-the-box transportation solution which customers can plug directly into their platform. Splyt aggregates transportation solutions to enable truly interconnected experiences, globally; your one-stop-shop for mobility partners all over the globe. With just one invoice, and one point of contact, you get flexible access to hundreds of partners across the globe.

F

Full Stack Developer

Oct 2019 - Oct 2020 (1 year 1 month)

Engineering Department | SDK Team Worked on Splyt Widget (SDK), an out-of-the-box transportation solution which customers can plug directly into their platform. Additionally contributed to the creation of the (at the time) new and completely redesigned company website. Splyt aggregates transportation solutions to enable truly interconnected experiences, globally; your one-stop-shop for mobility partners all over the globe. With just one invoice, and one point of contact, you get flexible access to hundreds of partners across the globe.

Front End Developer

SEA

Oct 2017 - Sep 2019 (2 years)

Engineering Department | Front End Team Helped build innovative, business critical applications, websites and reusable UI component libraries across different teams within the organization. The Sea platform enables traders, charterers, operators, analysts, owners and brokers to manage freight transactions and fixtures from start to finish by digitising workflows. In doing so, it helps all involved to realise efficiencies and unlock additional commercial opportunities for the future.

Technical Solutions Engineer

Yieldify

Dec 2015 - Sep 2017 (1 year 10 months)

Technical Delivery Department | Technical Solutions Team Helped build custom complex e-commerce campaigns by applying specific targeting, extending the capabilities of the company’s core platform to meet client requirements. Yieldify uses big-data and algorithms to create engaging overlay messages to visitors depending on their mouse movements, speed and user behaviour. We convert abandoned visitors into paying customers for all business verticals including Retail, Travel, Finance and B2B.

About

Detail

Timeline

Résumé

Kostas K

About

Detail

Behavioral traits