Cole Bayer
@cole.bayer
Verified expertData & AI · Lake Adriana, Saint Lucia
Data Engineer. Turning messy data into products companies can trust.
Packages
Fixed scope and fixed price. Order an outcome, not hours.
Data pipeline audit
$600A focused, fixed-scope engagement delivering a clear outcome. Includes a kickoff call, the work itself, and a walkthrough of results.
ML model prototype
$8,500A focused, fixed-scope engagement delivering a clear outcome. Includes a kickoff call, the work itself, and a walkthrough of results.
About
Cole Bayer is a Data Engineer with 11+ years of experience turning messy data into products companies can trust. Recent engagements have focused on LLMs, Deep Learning and SQL. Based in Lake Adriana, Saint Lucia, Cole works with startups and scale-ups that need senior expertise without a full-time hire.
Problems I solve
• Standing up ML pipelines that survive production • Designing data warehouses and ETL that scale • Building recommendation and personalization systems
Selected work
Real outcomes, not promises.
Rebuilt a recommendation engine
+22% conversionReplaced a rules-based system with an ML pipeline serving real-time personalized recommendations.
Cut model inference cost
−45% costOptimized and quantized models and right-sized infrastructure without hurting accuracy.
Skills
Experience
Data Engineer
2022 to nowNetsol · Lake Adriana, Saint Lucia
Scaled to 5M requests a day
Worked directly with leadership on the problems that mattered most to the business.
Senior Data & AI
2013 to 2016Daraz · Lake Adriana, Saint Lucia
Took the product to profitability
Worked directly with leadership on the problems that mattered most to the business.
Education
LUMS
MBA, Business Administration
2011 to 2015
Certifications
Languages
Reviews
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