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3Pillar Global

Building digital businesses, together.

Senior Backend – Data Engineer

Backend EngineerSoftware EngineerFull TimeRemoteSeniorTeam 1,001-5,000H1B SponsorCompany SiteLinkedIn

Location

Mexico

Posted

12 hours ago

Salary

0

Seniority

Senior

Bachelor Degree5 yrs expEnglishETLPostgreSQLPythonSQL

Job Description

Senior Backend – Data Engineer

3Pillar Global

• Design and implement advanced PostgreSQL schemas with row-level security (RLS) for multi-tenant applications. • Build and maintain async-heavy backend services using Python frameworks (e.g., FastAPI) with Pydantic validation. • Architect scalable data pipelines and orchestrate complex multi-stage data processing workflows. • Implement and enforce data isolation patterns in shared database environments. • Design and manage complex data workflows (e.g., additive data changes, diff detection, and selective re-processing). • Write and maintain OpenAPI contracts that serve as the development spec for cross-functional teams. • Collaborate with AI/LLM Leads on output validation, deterministic data integration, and system reliability. • Craft code that is performant, testable, scalable, and secure • Provide accurate status tracking, reporting, and estimation • Collaborate with fellow engineers and product leadership to understand requirements • Take ownership from technical design through successful delivery

Job Requirements

  • Python 5+ years (primary backend language)
  • PostgreSQL & database architecture (RLS, multi-tenancy, schema design)
  • FastAPI or equivalent async Python framework
  • Experience with data pipeline orchestration, ETL processes, and async processing
  • 5+ years total software engineering experience with hands-on work in both backend and data engineering
  • Experience in engineering software systems of medium-to-large scope and complexity
  • Contract-first or API-first development – familiarity with OpenAPI, REST API contracts, or similar
  • Familiarity with Agile software development methodologies
  • Proficiency with relational databases and SQL
  • Proficiency in English

Benefits

  • Medical Insurance benefits as per company policy.
  • Life Insurance as per company policy
  • 15 days of paid vacation plus additional days based on tenure
  • Vacation bonus as per local law
  • Sick leave and paid holidays as per local law
  • Profit sharing as per local law
  • Paternity and maternity leave as per as per local law
  • Marriage, bereavement and graduation leaves as per company policy
  • Christmas bonuses as per local law
  • Work from home allowance as per company policy
  • Punctuality and attendance bonuses as per company policy
  • Food tickets as per company policy
  • Direct deposit of payroll.
  • Paid professional certifications

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