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This job expired on 06/09/2026. It no longer accepts applications.
Junior SQL Developer – Data & AI Automation
Core BTS · Middletown
Job description
About the role
We are looking for a Junior SQL Developer to join our client‑facing team on‑site five days a week. You will work with data across spreadsheets and relational databases, using SQL, Excel, Google Sheets and generative AI tools to streamline reporting and automate routine processes.
Key responsibilities
- Build, maintain and optimise complex Excel and Google Sheets models using advanced formulas and pivot tables.
- Write, modify and run SQL queries (SELECT, JOIN, WHERE, GROUP BY, etc.) to extract and transform data.
- Design, test and refine prompts for AI tools (ChatGPT, Claude, Gemini) to automate text generation, data summarisation and cleansing.
- Develop scripts in VBA or Google Apps Script to automate repetitive data‑entry and reporting tasks.
- Assist with data auditing, cleansing and quality verification across spreadsheets and databases.
- Create clear, actionable reports and dashboards for stakeholders.
Required profile
- Advanced proficiency with Excel and Google Sheets (VLOOKUP/XLOOKUP, INDEX/MATCH, pivot tables).
- Solid understanding of relational database concepts and ability to write SQL queries.
- Experience crafting and evaluating prompts for generative AI tools.
- Analytical mindset with attention to data quality.
- Experience with Python or R for data manipulation is a plus.
- Familiarity with reporting tools such as Power BI, Tableau or Google Looker Studio is beneficial.
Required skills
- SQL
- Microsoft Excel
- Google Sheets
- VBA
- Google Apps Script
- Python
- R
- Power BI
- Tableau
- Google Looker Studio
- ChatGPT
- Claude
- Gemini
What we offer
- Comprehensive benefits including $0 healthcare option, HSA contribution, 401(k) match.
- Professional development funds and flexible time off plus 11 holidays.
- Parental/caregiver leave, fertility benefits through Progyny.
- Dental, vision, life, AD&D, short‑ and long‑term disability coverage.
- Collaborative, results‑oriented culture with large North‑American clients.
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Core BTS
Middletown
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