Sr Backend Software Engineer
Murphy
Software Engineering
EUR 60k-80k / year + Equity
Posted on Jun 23, 2025
Sr Backend Software Engineer
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About us
Murphy AI is a next-generation debt collection platform powered by artificial intelligence, designed to optimize recovery rates while maintaining respectful and personalized communication. Our advanced automation streamlines the process of collecting overdue invoices for businesses, providing a seamless and effective solution.
Our platform integrates effortlessly with ERP systems or supports CSV uploads to ensure smooth access to data on unpaid invoices. Using AI-driven agents, we engage with debtors across multiple channels, including SMS, email, phone calls, and more. For cases where payment arrangements are unsuccessful, we facilitate escalation to legal proceedings through trusted partnerships with law firms.
As a fast-growing startup that has already made an impact within just a few months in the market, we are building a talented team to scale our operations and drive our vision forward. Join us in redefining debt recovery with innovation and empathy.
"Exciting News: We've secured ≈15M€ in funding from top-tier VCs (investors in Revolut, Klarna, Spotify…) to invest on product development and accelerate Murphy's global expansion!”
Type: Full-time, Hybrid in Barcelona
As a Backend Software Engineer your mission is to design and develop scalable backend solutions, integrating third-party systems and enhancing internal operations. You'll build robust backend applications while driving innovation and collaboration within the team. With your expertise, you'll help shape a seamless, efficient platform that powers our growth. In our high performant team, you’ll have the opportunity to design, implement and test solutions from inception to prod.
Responsibilities
Design, develop, and test backend solutions.
Implement highly scalable software.
Integrate 3rd parties into our system.
Develop internal tools to improve our operations.
Requirements
Proven experience developing scalable Backend applications.
Strong knowledge of Typescript and Node.js.
Background in handling complex microservices architectures.
Analytical mindset with a proactive and self-motivated work style.
Background event queues like Kafka or similar
Our stack
Backend: Node.js, TypeScript, Kafka.
Infrastructure: PostgreSQL, Google Cloud Platform (GCP).
Experience
+7 years working as software developer.
What we offer
Salary: €60,000–€80,000 gross/year
Stock options: Because we all build Murphy together – you'll own a piece of what we’re creating.
Impact: Be part of our startup journey from day one, playing a key role in our growth and building something meaningful from the ground up.
Learning: Continuous development through trainings, knowledge-sharing, and exposure to other top-tier startups in our ecosystem.
Healthy meals: No more boring tupperware – enjoy daily meals with Nora Foods. We cover 50% of each order!
Ride into work: Forget traffic jams – hop on your Panot e-bike and cruise to the office! We cover 50% of your subscription.