
Serghei Leu
Skills
Timeline
Professional experience for Serghei Leu
- 7 months, Dec 2023 - Jun 2024
Senior Backend Engineer
KFC
The client, a leading global fast food chain, faced high maintenance costs and slow growth due to a decentralized third-party system. • Enhanced scalability by 90% and reduced monthly costs 10x. • Achieved 50% faster global expansion.
- 1 year, Dec 2022 - Nov 2023
Senior NodeJs Developer
Waive Corporate Compilance
The client, the largest online platform in Australia dedicated to streamlining corporate compliance, was struggling with issues like low customer satisfaction, prolonged loading times, and the exorbitant cost of adding new features. • Boosted customer satisfaction 5x and reduced loading times by 60%. • Decreased the cost of implementing new features by 40%. • Increased the platform's value 4x.
- 4 months, Aug 2022 - Nov 2022
Senior Backend Developer
Leadchat
- 2 years and 9 months, May 2019 - 2022
Senior Backend Developer
Get Heli
- 6 months, Dec 2018 - May 2019
Senior Backend Developer
Helipaddy
The client, the world's largest database of off-airfield helicopter landing sites, was facing low customer satisfaction, significant security vulnerabilities, and low profits due to outdated systems. • Eliminated security vulnerabilities. • Increased new subscribers by 2x and boosted customer satisfaction by 3x. • Decreased costs by 80% and waiting times by 30%.
- 5 months, Jul 2018 - Nov 2018
PHP Developer
LiftN'Go
Educational background for Serghei Leu
- 2016 - 2021
Computer Science
Free International University of Moldova
Languages
English
C1 (Fluent)
Romanian
C2 (Expert / native speaker)
Russian
C1 (Fluent)
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