Богдан

BOHDAN SHTEKH
Backend Developer (PHP) · Integration Lead
[відкрити контакти](див. вище в блоці «контактна інформація») · Zaporizhzhia, Ukraine (GMT+3 / Remote) · Ukrainian (Native) · Russian (C2) · English (Intermediate)

SUMMARY

Backend PHP developer with over a decade of experience building and integrating enterprise-level logistics, fintech, and
e-commerce ecosystems. At Teapplix designed core billing architecture from scratch and engineered high-throughput integrations
connecting global marketplaces, corporate banking infrastructure, and major international shipping carriers. Background in
embedded systems and hardware engineering brings a detail-oriented, analytical approach to complex backend development.

SKILLS

Shipping & Logistics APIs
USPS · FedEx (incl. FIMS) · UPS · DHL (Express/API) · Pitney Bowes · EasyPost · Purolator · OnTrac · Estes · Canada Post · Australia Post ·
UniUni · Temu · Yanwen
E-commerce, Retail & Accounting Integrations
Amazon · eBay · Etsy · Walmart (incl. Sam’s Club) · Target · TikTok Shop · Home Depot · Best Buy · Costco · Lowe’s · Macy’s · QuickBooks
Online (QBO)
Protocols & Fintech
EDI (Electronic Data Interchange) · CommerceHub · PayPal · Payeezy · Citibank corporate banking · ACH processing

EXPERIENCE

Backend Developer / Integration Lead
Teapplix Inc.
July 2015 – Present · Longest-running role; grew from backend development into leading partnerships and integrations, including core
billing architecture.
• Owned full strategic partner integration lifecycles with USPS, FedEx, UPS, EasyPost, Pitney Bowes, and Citibank. Worked directly with
high-level partnership management and senior vendor leadership to evaluate external API specifications, resolve complex
data/schema discrepancies, and drive critical production fixes.
• Architected and deployed the core billing system from scratch, automating complex end-to-end payment processing, refunds, and
multi-platform financial reconciliation handling hundreds of thousands of transactions per month for thousands of corporate
accounts.
• Engineered secure credit card and ACH payment flows by integrating global payment networks and tier-1 corporate banking
infrastructure.
• Streamlined system architecture to meet strict financial monitoring, data security, and regulatory compliance standards required by
government and corporate banking APIs.
• Spearheaded core updates to ensure seamless alignment with national postal regulations, volatile rate changes, and enterprise
mailing requirements.
• Implemented and maintained production-grade carrier API integrations, significantly reducing configuration discrepancies and
automated shipping workflow failures.
• Scaled global capabilities by engineering dedicated freight modules and cross-border shipping support.
• Optimized high-throughput integration pipelines, syncing heavy multi-channel data streams via API, EDI protocols, and
CommerceHub while maintaining system stability under high-volume daily transaction loads.
• Led cross-functional efforts with support and QA teams to rapidly diagnose, debug, and resolve high-severity production incidents.

Full Stack Developer
Tapfury LLC
December 2013 – April 2015 · Worked remotely for a US-based company, building solid commercial experience with PHP and jQuery.
• Built and maintained the PHP backend for Prankdial.com, a high-traffic prank call service.
• Developed interactive features using JavaScript and jQuery.
• Designed and optimized the database, including SQL query performance.
• Turned UI/UX designs into responsive, cross-browser layouts.

Web Developer
JSC «Kvazar-Horte»
March 2012 – December 2013 · Launched professional web development career, significantly advancing core programming skills and
software architecture patterns.
• Contributed to eFarmer, an agricultural platform later acquired by a Dutch company.
• Integrated GPS tracking and telematics for field processing control and precision farming modules.
• Conducted requirements analysis and contributed to initial web architecture design.

• Modeled and optimized relational database schemas.

Design Engineer
SE Scientific and Production Complex «Iskra»
May 2009 – February 2012 · First professional role, working on hardware and embedded software for radar station equipment.
• Developed radar system and subsystem hardware, from design through production.
• Wrote software in C and VHDL for FPGA-based devices.
• Read and analyzed circuit schematics and contributed to PCB design and prototyping.
• Soldered and assembled PCBs and debugged multi-layer boards.
• Wrote technical and manufacturing documentation for radar station devices and units.
• Tested and calibrated finished hardware; supported manufacturing and serial production.

PROJECTS

Teapplix (teapplix.com) — shipping automation platform
eFarmer (efarmer.mobi) — precision agriculture platform
Prankdial (prankdial.com) — prank call service
Coverphotoz (coverphotoz.com) — Facebook cover image site
Print.ua (print.ua) — advertising agency site

EDUCATION

M.S., Specialized Computer Systems (Informatics and Computer Engineering) — System Engineer
Zaporozhye National Technical University · 2004 – 2010
Professional Junior Bachelor, CNC Machines and Robotic Systems (Repair and Maintenance of CNC Machines)
Zaporozhye Aviation College · 2000 – 2004