> Markdown version of [/jobs/ext/2943423-senior-payments-integration-engineer](https://www.wearedevelopers.com/jobs/ext/2943423-senior-payments-integration-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Payments Integration Engineer - **Company:** Jobtailor - **Location:** Barcelona, Spain - **Contract:** Permanent contract - **Skills:** Software Debugging, Api Design, Golang - **Published:** September 16, 2026 - **Apply:** https://www.buscojobs.com.es/senior-payments-integration-engineer-en-barcelona-ID-372114511 ## About the Role Fluency in Spanish and English is required, and experience in API-based integrations will help accelerate successful deployments. #J-*****-Ljbffr ## Description Jobtailor is seeking a technical support specialist to help merchants implement Checkout.com payment processing, handle configuration, debugging, testing, go-live and post-live support.You will coordinate with Product, Sales and Account teams to resolve integration issues, maintain libraries and plugins, and ensure strong customer satisfaction across multiple projects.Fluency in Spanish and English is required, and experience in API-based integrations will help accelerate successful deployments.#J-*****-Ljbffr ## Related Videos - [Go with the Flow: Stop the Leaks Before Your Memory's a Waterfall!](https://www.wearedevelopers.com/videos/100073-go-with-the-flow-stop-the-leaks-before-your-memory-s-a-waterfall) - [API Design - Getting Started](https://www.wearedevelopers.com/videos/33-api-design-getting-started) - [Using AI Without Losing Your Skills](https://www.wearedevelopers.com/videos/2045-using-ai-without-losing-your-skills) - [Migrating half a million users to a new payment service provider](https://www.wearedevelopers.com/videos/730-migrating-half-a-million-users-to-a-new-payment-service-provider) - [Throwing off the burdens of scale in engineering](https://www.wearedevelopers.com/videos/608-throwing-off-the-burdens-of-scale-in-engineering) - [Scoring 2000 Products per Request: Performance Pitfalls in Golang](https://www.wearedevelopers.com/videos/2073-scoring-2000-products-per-request-performance-pitfalls-in-golang) ## Related Articles - [Spanish Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/353-spanish-business-culture-and-etiquette) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline)