Andrii

ANDREW BOIKO Senior Backend & Cloud Engineer (High-load | Payments | AWS)

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About
Senior Backend & Cloud Engineer specializing in high-load systems, billing infrastructure, and AWS optimization.
• Scaled platforms to 200K+ users and 4.5M+ sessions with 99.9% uptime
• Reduced AWS costs by 40% ($50K+/year) through architecture optimization
• Built PCI-compliant payment systems (NMI, Stripe, crypto)
Focus: distributed systems, system design, high availability, and revenue-critical infrastructure.

Core Skills
Backend: PHP 8, Laravel, Symfony
Cloud: AWS (EC2, S3, Aurora, Lambda, CloudFront, Redis)
Architecture: Distributed systems, microservices, event-driven design
Databases: MySQL, PostgreSQL, Redis, Elasticsearch
Payments: Stripe, Authorize.Net, NMI (PayPros), Crypto
DevOps: Docker, CI/CD, GitHub Actions

Key Projects
Payment Orchestration System
• Built multi-provider billing system with retry logic and fallback routing
• Integrated Stripe, NMI, and crypto payments
• Improved payment success rate and reduced transaction failures
High-load EV Platform
• Designed backend processing real-time telemetry from 500+ charging stations
• Ensured low-latency communication and scalable architecture

Experience
Backend & Cloud Engineer – Processica (NY, USA) · Mar 2022 – Mar 2026
• Scaled CRM platform on AWS to support 50K+ users, improving performance by 30% and reducing infrastructure
costs by 40%
• Designed fault-tolerant architecture with CI/CD, monitoring, and auto-scaling, achieving 99.9% uptime
• Optimized database queries and caching strategies, reducing response time under high load
• Owned backend architecture and system performance for high-load production systems

Backend Engineer – AEV Charging (LA, USA) · Jan 2025 – Present · (Contract)
• Architected backend for EV charging network processing real-time telemetry from hundreds of connected devices
• Designed low-latency APIs for device communication and rmware integration
• Ensured high availability (99.9% uptime) for mission-critical infrastructure

Head of Development – ElectroUA (Kyiv, Ukraine) · Jul 2018 – Nov 2020
• Led development of EV infrastructure platform (CRM, billing, OCPP backend) for 500+ charging stations
• Built real-time telemetry processing system with high availability and secure billing integration
• Managed distributed team of 5–15 engineers, improving delivery speed and system stability

Executive Director – AutoEnterprise CarSharing (Kharkiv, Ukraine) · Oct 2020 – Mar 2022
• Led development and launch of EV car-sharing platform from scratch
• De ned system architecture, backend services, and operational processes
• Delivered end-to-end product with focus on scalability, reliability, and system performance

CEO & Architect – White Web Lab (Kyiv, Ukraine) · Apr 2016 – Jun 2018
• Built and delivered scalable web platforms for SMB clients
• Led team of 10 engineers, overseeing architecture and delivery processes
• Implemented best practices in backend development and deployment

Education
National Aviation University (Kyiv Aviation Institute)
• M.Sc. Software Engineering (2016–2018) – Graduated with distinction (90/100)
• B.Sc. Software Engineering (2011–2015) – Graduated with distinction (95/100)

Languages: English (C1), Ukrainian (Native), Russian (Native)
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