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Geoff T.

Geoff T.

Celigo-certified Integration Developer | Expert BigCommerce Developer

As a Celigo Mastery Level 4 "Legendary" Certified Developer with over 8 years of combined software engineering and integration experience, I architect, build, and maintain production-grade integrations that eliminate manual data entry, prevent sync failures, and scale seamlessly with business growth. Whether you need to connect enterprise platforms from scratch, rescue failing integration flows, or handle complex data transformations, I deliver clean, fault-tolerant solutions built on industry best practices. Core Competencies & Tech Stack iPaaS & Automation: Celigo Integrator, SuiteScript (1.0 / 2.0 / 2.1), Node.js, REST/SOAP APIs, Webhooks. ERPs & CRMs: Oracle NetSuite, Salesforce. eCommerce & Retail: BigCommerce, Shopify, WooCommerce, Miva Merchant, Amazon FBA. Protocols & Formats: JSON, XML, SFTP/FTP, EDI data structures. Proven Client Outcomes ERP & Logistics Synchronization: Architected end-to-end 3PL (Cengage) to NetSuite integrations, automating return authorization records, item receipts, and inventory adjustments without manual data reconciliation. Salesforce to NetSuite Alignment: Built bidirectional syncs automating customer provisioning, syncing Salesforce Orders to NetSuite Invoices/Sales Orders, and feeding real-time fulfillment data back to sales teams. High-Accuracy Storefront Pipelines: Configured and deployed mission-critical Celigo Integration Apps connecting Shopify and WooCommerce to NetSuite, ensuring accurate order-to-cash workflows and inventory synchronization. API Deprecation & Architecture Modernization: Transitioned legacy workflows to modern API standards (including Amazon FBA Transfer Order API migrations) without business disruption or downtime. Automated Safeguards & Error Recovery: Designed automated retry mechanisms for transient errors and implemented automated SFTP archive backups inside NetSuite file cabinets prior to parsing. How I Work Discovery & Architecture: We review your source/destination schemas, business logic, edge cases, and volume requirements. Build & Validation: Flows are developed with modular mapping, custom hooks/scripts where needed, and robust error handling. Sandbox Testing & Cutover: Thoroughly validated across test environments before deploying to production with minimal disruption. Handoff & Support: Clear documentation and operational runbooks so your internal team is never left in the dark. Have an integration project, an API transition, or a broken flow that needs fixing? Send me an invitation or message with your requirements, and let's get it solved.

🇺🇸Houston, United States$85/hr100% JSS3.00 (1)Since Dec 2023

Earnings and projects

MRR
$33

Last 6 months ÷ 6

World#158,296 / 412k
🇺🇸Country#21,064 / 62.1k
Revenue, last 30 days
$0

Last 6 months: $198

Total earnings
$9.6k

Billed in all: $10k

World#199,457 / 412k
🇺🇸Country#31,880 / 62.1k
Per project
$4.8k

$198 in the last 6 months

World#36,075 / 412k
🇺🇸Country#5,969 / 62.1k
Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇺🇸Country#16,472 / 62.1k
Projects in all
2
0% fixed100% hourly
World#328,886 / 412k
🇺🇸Country#47,959 / 62.1k

Earnings, last 30 days

$10.2kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$9.8k$10.0k$10.2k$10.4kOct 8Oct 23Nov 7

Skill rankings: Top 30% in JSON

Ranked by MRR among everyone on Upwork with the skill.

  1. #20Braintree40 freelancers · 🇺🇸 #1Top 50%
  2. #48SuiteScript111 freelancers · 🇺🇸 #10Top 43%
  3. #48Electronic Data Interchange101 freelancers · 🇺🇸 #9Top 48%
  4. #289Data Integration633 freelancers · 🇺🇸 #54Top 46%
  5. #322BigCommerce827 freelancers · 🇺🇸 #47Top 39%
  6. #374Oracle NetSuite769 freelancers · 🇺🇸 #68Top 49%
  7. #382JSON1,293 freelancers · 🇺🇸 #44Top 30%
  8. #577ETL1,555 freelancers · 🇺🇸 #98Top 37%