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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer (Python) - **Company:** Telnyx - **Location:** Amsterdam, Netherlands - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Airflow, BigQuery, Computer Programming, Databases, Continuous Integration, Directed Acyclic Graph (Directed Graphs), Software Debugging, Github, Java Web Services, Python (Programming Language), PostgreSQL, Routing, Salesforce.Com, SQL Databases, Web Services, Software Troubleshooting, Fastapi, Build Management, Data Pipelines, Docker, Jenkins - **Published:** May 31, 2026 - **Apply:** https://nl.indeed.com/viewjob?jk=054809f62a320ad2 ## About the Role Do you have experience in Software troubleshooting?, We're looking for a senior engineer who's experienced with Python and Airflow, has a sharp eye for data and financial accuracy, and is happy to get stuck into a fast-paced environment to work within our Pricing, Costs & Routing (PCR) squad. You'll champion and lead the build of the automation and data pipelines that power pricing, billing, and financial reporting across Telnyx's product portfolio., * 5+ years of professional Python experience, with strong async programming (aiohttp, asyncpg, FastAPI). * Airflow production experience - you've built and maintained complex DAGs, not just run them. * SQL fluency across PostgreSQL and analytical databases (Athena, BigQuery, or similar). * Comfort working with financial and pricing data (margins, markups, cost basis, currency). * Ability to read and debug Java services when needed. * CI/CD experience with Docker, Jenkins, or GitHub Actions. * Strong troubleshooting skills - you can dig through logs, query databases, and trace data pipelines to find the root cause of a discrepancy. * Comfortable owning services and pipelines in production, including on-call responsibilities and incident resolution. * Comfortable using AI coding agents as part of your investigation workflow, while knowing when to rely on your own judgement. Bonus Points For * Go experience. * Telecom or CPaaS background (CDRs, termination rates, origination prefixes). * Salesforce or CRM integration experience. * Experience with pricing engines or billing systems. * You take a thoughtful approach to decision making, knowing when to move fast and when to optimise for the long term. * You want to work in a fast-paced, product-driven environment. You keep up to date with the latest technologies and patterns, and enjoy sharing what you've learned. #LI-IRELAND ## Description You'll own and develop services and pipelines that finance, sales, and product teams rely on every day to make pricing decisions, reconcile vendor costs, and report on the health of the business. You'll have the opportunity to make a huge impact by automating workflows that are currently manual, building self-healing pipelines, and bringing more rigor to how we manage pricing across a growing product set. You'll be part of a small, focused team where the work you ship is visible and consequential. * Own and maintain complex Airflow DAGs for pricing automation, margin reporting, and cost analysis. * Build and manage rate deck pipelines across multiple product lines. * Develop and maintain pricing APIs and services in Python (async). * Analyse CDR/MDR data to identify vendor discrepancies and drive refund and reconciliation workflows. * Build automated discrepancy resolution and self-healing pipelines. * Create and maintain financial reporting: monthly margin reports, negative margin alerts, and GP calculations. * Design and build new automation for quoting workflows. ## Related Videos - [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone) - [The Road to MLOps: How Verivox Transitioned to AWS](https://www.wearedevelopers.com/videos/1050-the-road-to-mlops-how-verivox-transitioned-to-aws) - [Innovating Developer Tools with AI: Insights from GitHub Next](https://www.wearedevelopers.com/videos/1268-innovating-developer-tools-with-ai-insights-from-github-next) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner) - [Our GitOps approach for deploying an Identity Provider and an API Gateway in a SaaS company](https://www.wearedevelopers.com/videos/776-our-gitops-approach-for-deploying-an-identity-provider-and-an-api-gateway-in-a-saas-company) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Highest Paying Tech Companies in Europe](https://www.wearedevelopers.com/magazine/162-highest-paying-tech-companies-in-europe) - [Software Developer Salary in The Netherlands [2023]](https://www.wearedevelopers.com/magazine/217-software-developer-salary-in-the-netherlands-2023) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [The Biggest German Tech Companies](https://www.wearedevelopers.com/magazine/424-the-biggest-german-tech-companies)