Yuriy

YURIY MUSIYENKO
Integration & Automation Engineer
Košice, Slovakia (EU work authorization) · Sole proprietor (FOP) · Remote-ready, EU time zone

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SUMMARY

Six years building the messaging automation and integration layer for online businesses — Telegram, Instagram,
WhatsApp, payments. Two years as CTO of a live SaaS platform, owning delivery for a small team. Comfortable taking a
problem end to end: architecture, build, and what breaks once it's in production.

TECHNICAL SKILLS

Messaging & APIs Telegram Bot API, Telegram Business API, Instagram Graph API, WhatsApp Business API, Twilio
(SMS/WhatsApp)
Backend & Data PHP, MySQL, REST API design, multi-tenant architecture, JavaScript
Infrastructure Webhooks, background workers, job queues, schedulers, payment gateway integration, recurring billing
Practice Solo product delivery, team onboarding and training, technical pre-sales, process documentation

EXPERIENCE

Software Developer (Independent) — Self-employed Nov 2025 – Present
Remote · Košice, Slovakia
– Telegram Bot API, Telegram Business API and Instagram Graph API integrations for client projects
– WhatsApp and SMS flows via Twilio — templates, delivery statuses, webhooks
– Payment gateway integrations and recurring billing systems
– Background workers, job queues, schedulers, webhook infrastructure
Chief Technology Officer — Leeloo.ai Aug 2023 – Oct 2025
Messaging automation platform for online businesses
– Led technical operations — architecture, delivery and production reliability
– Built and trained a technical team of up to 3, from no prior experience to independent work
– Set up team processes and documentation from the ground up: guidelines, support workflows, knowledge base
– Owned the feature backlog and release priorities
– Worked across product, development and clients: technical pre-sales, escalated support
Head of Leeloo Academy — Leeloo.ai Aug 2022 – Aug 2023
– Designed and ran a 48-hour client launch intensive: marketing fundamentals, creative/design, platform build, Meta ad
launch
– Weekly group workshops and one-on-one client consultations; led a team of 2–3
– Managed a month of post-workshop support until each client had a working launch
Technical Curator — Leeloo.ai May 2021 – Aug 2022
– Delivered the technical build block of the client launch program: funnel architecture, bot flows, integrations, go-live
– Hands-on support — worked through clients' actual builds with them until launch
Founder & Owner — TanukiSmila (family restaurant) 2010 – 2021
– Ran a restaurant and delivery business for 11 years, team of up to 10
– Automated in-house and delivery ordering: QR-based menus, online payments, Telegram/Viber flows — the starting
point for the automation work that followed
Branch Manager — TeleTrade 2006 – 2010
– Ran a regional branch, team of 3; delivered weekly workshop-to-practice client programs and managed client
contracts and support

EDUCA TION

Master's Degree, Finance — Kyiv National University of Trade and Economics, 2000–2005