Senior Python Developer

Senior Python Developer at findev. Full-time. Remote/hybrid in Poland, Georgia, Serbia, Spain, Portugal, Armenia. Salary 6000-8000 USD gross per month. Backend APIs and data pipelines for quantitative finance platforms.

The Client Solutions & Analytics engineering team builds and maintains a suite of proprietary quantitative platforms spanning portfolio construction and optimization, retirement and defined contribution solutions, Capital Market Assumptions, multi-asset risk analytics, and institutional client intelligence tooling. The role involves designing and building APIs, data pipelines, and services that power these platforms, translating complex investment models into reliable, scalable production systems. Responsibilities: - Design and implement RESTful APIs using Python frameworks (FastAPI, Django, Tornado) - Build and maintain data pipelines and backend services for analytics workloads - Design and optimize database schemas across relational, NoSQL, and cloud data stores - Work with structured and unstructured data across Snowflake, Postgres, S3, and MongoDB - Collaborate closely with quantitative researchers, frontend engineers, and business stakeholders - Contribute to system design and architecture decisions — scalability, reliability, security - Monitor and troubleshoot production systems using observability tooling

9+ years of backend development experience Strong Python proficiency — the team's primary language Solid hands-on experience with Postgres, Snowflake, MongoDB, and S3 Strong grasp of data modeling (ER design) and system design principles Interest in AI-assisted development and modern developer tooling Experience building and shipping production-grade REST APIs Nice to have: - Experience with NumPy, Pandas, or other data/analytics libraries - Cloud-native development experience (AWS or similar) - Familiarity with asynchronous processing or distributed systems - Background working with financial or analytical datasets - Finance domain knowledge — valued but not required Engineering Practices: Strong Git discipline (branching, PRs, code review) · Agile/Jira · Observability tooling (Datadog, Komodor, or similar) · Secure software design · Clear technical documentation

Flexible work setup: remote model (Poland, Serbia, Georgia, Spain, Portugal, Armenia) or hybrid if desired (Poland) Health insurance coverage for those based in Poland 50% coverage of health insurance for spouses and children in Poland 24 days of paid vacation 10 days of paid sick leave 50% reimbursement for professional training, education, conferences Work alongside a highly professional team Engaging teambuilding events and activities In case of relocation to Poland: flight tickets, accommodation rent for 1st month for relocated employee and official family; support in visa application, entry permit and residence permit processing