13 hours ago
Warsaw, PolandSenior
Responsibilities
- Design, build, deploy, and maintain AWS-based integrations between Workday HRIS and internal and external systems.
- Develop Python integration services, automation scripts, and data transformation and mapping logic.
- Architect event-driven and API-based workflows using AWS services including EventBridge, Lambda, API Gateway, ECS/Kubernetes, SQS, and S3.
- Provision and maintain cloud infrastructure with Terraform and Infrastructure as Code.
- Implement CI/CD pipelines, secure data exchange, monitoring, logging, error handling, and production troubleshooting.
- Collaborate with HR, Finance, IT Infrastructure, internal stakeholders, and external vendors to translate business processes into integration solutions.
- Provide technical guidance, best practices, and consulting to other developers.
Requirements
- Experience integrating HR, ATS, payroll, and EOR systems such as Workday, Deel, and Greenhouse.
- Experience with AWS, API Gateway, Terraform, and Infrastructure as Code.
- Experience developing API-based integrations using REST, SOAP, and JSON/XML.
- Experience with secure data exchange including SFTP, certificate management, encryption, and API authentication.
- Familiarity with CI/CD pipelines, version control systems, and modern DevOps practices.
- Strong communication skills for collaboration with HR, Finance, IT, and external vendors.
- Fluent English is required; German language skills are a welcome bonus.
- Workday Studio, PECI, Core Connectors, or EIB experience is preferred.
Benefits
- Freelance/service agreement engagement on a B2B contract rather than an employment contract.
- Independent-contractor arrangement with responsibility for delivering agreed services and submitting invoices.
- Location is open to contractors based in Poland.
About Flix
Flix builds a travel-tech platform and consumer apps that sell intercity bus and rail tickets under FlixBus, FlixTrain, Greyhound, and Kamil Koç. It uses an asset-light model, partnering with local operators while handling network planning, pricing, and marketing to connect travelers in 40+ countries. Founded in 2011 and headquartered in Munich, it offers a unified booking experience across Europe, the U.S., and Turkey.