Staff/Senior Python Engineer

Essential functions

• Core Computation Services (35%)
  • Own the services that perform the platform's core financial and operational computation
  • Build a composable library of reusable computation components driven by configuration
  • Produce results that are fully traceable to their source inputs
  • Compute the supporting quality and confidence signals around each result
• Computation & Correctness (20%)
  • Express complex logic as correct, performant, set-based computation over the warehouse
  • Guarantee results reconcile and are reproducible
  • Own performance and cost of the core services
• Configuration Runtime (15%)
  • Build the runtime that executes per-domain configuration
  • Add new domains and use cases through configuration — never a bespoke code path
  • Keep the component library extensible
• Controls & Auditability (15%)
  • Enforce guardrails over automated output in code
  • Build the controls / feature-flag system to scope or disable automated behavior per tenant or feature
  • Build audit logging and lineage for end-to-end traceability to source
• Multi-Cloud & Multi-Tenant (10%)
  • Build for a multi-cloud-ready, multi-tenant-ready, customer-hosted deployment model
  • Services that run inside a customer's environment with strong isolation and no egress
• Technical Leadership (5%)
  • Set patterns, review designs, and mentor the backend team
  • Partner with data, AI, and product on service design

Qualifications

• Languages & Services
  • Python
  • Production service design & testing
  • Config-driven / rules-engine architectures
• Data & Compute
  • SQL (window functions, large joins)
  • Snowflake / PostgreSQL
  • Set-based, reproducible computation
• Platform
  • Docker / Kubernetes / Terraform
  • Multi-tenant, customer-hosted deployment
  • Audit logging & lineage

Required Qualifications

• Core
  • 8+ years backend engineering (Python / Go / Java or similar), with significant Staff+ time owning complex, data-intensive systems.
  • An passion for correctness, traceability, and testability — "every result is explainable and reproducible" as a requirement.
  • Bachelor’s degree in Computer Science, Business, Engineering, or a related field.
• Technical Depth
  • Elite SQL and data modeling — window functions, large-scale joins, and rigorous reasoning about correctness and performance.
  • Experience designing configuration-driven, extensible service architectures.
  • Strong system design for reliability, isolation, and reproducibility.
• Would be a plus
  • Finance / accounting / analytics domain, or genuine willingness to learn how financial statements are built and reconciled.
  • dbt, Snowflake / PostgreSQL; multi-tenant, customer-hosted deployment; Docker / Kubernetes / Terraform.
  • Exposure to ML / statistical workflows and LLM application patterns — enough to integrate them well.
  • Experience building auditable systems in a regulated environment.

We offer

• Opportunity to work on cutting-edge projects
• Work with a highly motivated and dedicated team
• Competitive salary
• Flexible schedule
• Benefits package - medical insurance, vision, dental, etc.
• Corporate social events
• Professional development opportunities
• Well-equipped office

About us

Grid Dynamics (NASDAQ: GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI, supported by profound expertise and ongoing investment in data, analytics, cloud & DevOps, application modernization and customer experience. Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.

To apply, send your resume and cover letter to jobs@griddynamics.com.

Grid Dynamics is an equal opportunity employer. We are committed to creating an inclusive environment for all employees during their employment and for all candidates during the application process.