Skills
What our ETL developers know
We put forward developers with production ETL experience, and you interview them before they join your team.
- SQL transformations and modeling
- Python and workflow-based pipelines
- Incremental loads and scheduling
- Data quality checks
- Warehouses such as BigQuery and Postgres
- Reporting views for dashboards
Roles
Who you can hire
Data pipeline developer
Builds and runs scheduled pipelines from your apps.
Analytics engineer
Models data into clean tables for reporting.
Data migration developer
Moves data between systems and verifies it.
Engagement
Ways to work with us
Dedicated developer
A full-time developer on your project: 160 hours a month, your tools, your standups.
Part-time or hourly
Hours when you need them, for a defined backlog or ongoing improvements, with every billed hour tracked in Hubstaff.
A small team
Developers plus a lead who plans the work, reviews code and sends daily or weekly reports by email.
Hiring terms
Low risk to start, easy to change
2-week trial
Start with a two-week trial before you commit.
Free replacement
If a developer isn’t the right fit, we replace them at no cost.
No minimum term
No long-term contract and no minimum hours. Scale up, down or stop when you need to.
You own the code
The code and IP are yours, and we sign an NDA before we see your codebase.
Full-time Widle employees
Every developer is on our team in Ahmedabad. No freelancers, no subcontractors.
Start in 1–2 weeks
A developer usually joins your team within one to two weeks of your enquiry.
Junior to lead
Junior, mid-level and senior developers, or a lead who plans the work and reviews code.
Hours that fit yours
Our day runs 9:00 am–7:00 pm IST; for US teams we shift hours to overlap with yours.
How it works
Hire ETL developers in four steps
- 01
Enquiry
Share your requirements: stack, scope, time zone and how many developers you need.
- 02
Shortlist profiles
We share the profiles of suitable developers for you to shortlist.
- 03
Interview
Your team interviews the shortlisted candidates and picks who to work with.
- 04
Add to team
The developer joins your team and starts on your project, with reporting from day one.
Vetting
How we vet ETL developers
A few of the questions we ask, and what a good answer tells us. Use them in your own interview too.
- Q1
How do you load only what changed since the last run?
Tests incremental design.
- Q2
How do you catch bad data before it reaches a dashboard?
Checks data quality habits.
- Q3
How do you rerun a failed pipeline safely?
Tests idempotency.
- Q4
How do you document a data model?
Looks for handover quality.
ETL at Widle
What we build with ETL
ETL & Data Pipelines
Get data out of every app, clean it and land it where your reports and AI can use it. Scheduled, logged and checked.
Learn more →Database Migration & Management
Move off MySQL, Airtable or Sheets to PostgreSQL or Supabase with every row checked, then keep it fast, backed up and documented.
Learn more →Internal Tools & Admin Panels
Replace the spreadsheet everyone fights over with a dashboard or back office your team actually likes using, built to a fixed-scope estimate.
Learn more →Hiring ETL developers: FAQs
Which tools do you use for ETL?
SQL, Python and workflow tools such as n8n, chosen for your volume and budget.
Can you connect our CRM and accounting data?
Yes. Combining CRM, finance and product data is a common project.
Do you build the dashboards too?
Yes, in your BI tool or as Retool dashboards.