In Mkt Business Consulting Group, we are looking for our client, an important company from New York, US

• Ruby+SQL Engineer Sr. – Importante Empresa en New York

(Remote | USD) Requirements: ✅ Previous experience in projects involving accounting systems, Financial reporting systems, Tax engines, or Ledger-based systems. ✅ Solid backend experience with Ruby ✅ Strong SQL & Data Modeling skills (CRITICAL): ✔️ Experience designing database schemas from scratch ✔️ Models relationships (one-to-many, many-to-many) ✔️ Uses foreign keys appropriately ✔️ Applies normalization principles ✔️ Understands indexes and constraints ✔️ Ensures data integrity ✔️ Handles sensitive data appropriately ✅ Ability to clearly explain solutions ✅ Product Thinking (VERY IMPORTANT): ✔️ Focus on building real-world features, not just writing code ✔️ Experience designing features end-to-end ✔️ Considers edge cases and potential failures Bonus Skills: ✅ Experience with external APIs ✅ Experience with Rails Note: The ideal candidate has a strong foundation in Ruby, Rails, and SQL, combined with real-world exposure to accounting workflows such as general ledger processing, tax logic, and financial system integrations. This is not a pure fintech theory role — it requires practical experience building systems that interact with accounting platforms and process structured financial data across multiple regions. Contractor English B2 or more (We will test you) Only profiles from LATAM Thanks! Best!