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Benjamin C.

Benjamin C.

ETL | API Integration | Data Pipelines | Node.js

I build reliable data pipelines and automation tools, especially API integrations and ETL workflows that turn messy inputs into clean, usable outputs. I'm strongest using Node.js (which I can also use to make database-backed web APIs), and am also proficient with Python and C++. If you need data pulled from a service, cleaned/validated, transformed into a consistent schema, and delivered as a dataset or report-ready format, I can help. I take a pragmatic, evidence-driven approach to data. You could put it like this: measure twice, cut once - with confidence. Work should be structured and reproducible: clear config/CLI workflows, sensible logging, error handling, and outputs you can trust and run again later. What I can deliver: -API ingestion (auth, pagination, rate limits), data normalization, and exports (JSON/CSV/DB-ready) -ETL scripts and batch jobs for recurring workflows -Analytics feature generation (counts, aggregates, derived metrics) -Natural language processing, text analytics (sentiment/embeddings), clustering, and visualization/reporting as needed How I work: Step 1: Define the deliverable + success criteria Step 2: Implement ingestion + validation + transformation Step 3: Add guardrails (as justified by the scope of the project) Step 4: Deliver a clean handoff with examples and next-step recommendations I'd love to work with you. To get started, send the data source(s), the desired output format, and any constraints (volume, rate limits, deadline, etc.)

🇺🇸Provo, United States$30/hr100% JSSSince Aug 2023

Earnings and projects

MRR
$661

Last 6 months ÷ 2.7 months active (since Aug 2026)

World#66,157 / 412k
🇺🇸Country#10,139 / 62.1k
Revenue, last 30 days
—

Read daily since Oct 23, under 30 days

Total earnings
$1.8k
World#343,092 / 412k
🇺🇸Country#52,783 / 62.1k
Per project
$1.8k

$1.8k in the last 6 months

World#83,334 / 412k
🇺🇸Country#14,038 / 62.1k
Projects, last 6 months
1
100% fixed0% hourly
World#128,092 / 412k
🇺🇸Country#16,472 / 62.1k
Projects in all
1
100% fixed0% hourly
World#360,671 / 412k
🇺🇸Country#53,151 / 62.1k

Earnings, last 30 days

$1.8kNothing earned since Oct 23Billed in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$1,780$1,800$1,820Oct 23Oct 31Nov 7

Tracked from Oct 23, 2026.

Skill rankings: Top 13% in Scripting

Ranked by MRR among everyone on Upwork with the skill.

  1. #13Transformer Model99 freelancers · 🇺🇸 #1Top 13%
  2. #24Neo4j153 freelancers · 🇺🇸 #3Top 16%
  3. #275Scripting2,145 freelancers · 🇺🇸 #58Top 13%
  4. #305ETL Pipeline1,396 freelancers · 🇺🇸 #62Top 22%
  5. #360Data Engineering1,602 freelancers · 🇺🇸 #70Top 22%
  6. #429Natural Language Processing2,688 freelancers · 🇺🇸 #54Top 16%
  7. #455Data Analytics2,601 freelancers · 🇺🇸 #103Top 17%
  8. #784Data Extraction5,086 freelancers · 🇺🇸 #66Top 15%