3Pillar Global
Senior Backend| Data Engineer
Remote Backend Engineering role with clear candidate location fit.
PostedJul 14, 2026
Eligible countries66 accepted countries
Seniority signalSenior
Work settingRemote
Accepted candidate locations
Role overview
Senior Backend| Data Engineer
Requirements and responsibilities
Readable role content extracted into sections for faster review.
Key Responsibilities
- 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
Minimum Qualifications
- 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
Additional Experience Desired
- Pydantic & JSON schema validation (for structured backend output)
- AWS RDS and managed database services
- Multi-tenant SaaS architecture patterns
- Docker & containerization
- Experience with LLM/AI system integration from a data perspective
- AWS IAM and secrets management
- Migration tools (Alembic for Python)
- Testing strategies for data integrity and security (unit, integration)
- Understanding of Software Development Life Cycle (SDLC) and AI SDLC
- Knowledge of HTTP protocols and serialization formats (JSON, XML)
Benefits
- Medical Insurance benefits as per company policy.
- Life Insurance as per company policy
- 12 days of paid vacation, sick leave and paid holidays as per local law
- Paternity and maternity leave as per as per local law
- Marriage, bereavement and graduation leaves as per company policy
- Sick leave and paid holidays as per local law
- Christmas bonus as per local law
- Saving Fund “Asociacion Solidarista”
- Beach house (Managed by the Asociacion Solidarista)
- Discounts in local shops
- Direct deposit of payroll.
- Paid professional certifications
What is it like working for 3Pillar Global?
- Imagine a flexible work environment – whether it's the office, your home, or a blend of both. From interviews to onboarding, we embody a remote-first approach.
- You will be part of a global team, learning from top talent around the world and across cultures, speaking English everyday. Our global workforce enables our team to leverage global resources to accomplish our work in efficient and effective teams.
- We’re big on your well-being – as a company, we spend a whole trimester in our annual cycle focused on wellbeing. Whether it is taking advantage of fitness offerings, mental health plans (country-dependent), or simply leveraging generous time off, we want all of our team members operating at their best.
- Our professional services model enables us to accelerate career growth and development opportunities - across projects, offerings, and industries.
- We are an equal opportunity employer. It goes without saying that we live by values like Intrinsic Dignity and Open Collaboration to create cutting-edge technology AND reinforce our commitment to diversity - globally and locally.
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