About the Role
Senior Backend Engineer – Java
Remote
Madrid, Community of Madrid, Spain
We are seeking a talented Senior Backend Engineer to join our passionate team at Sinch. As a Senior Backend Engineer, you will play a key role in the design and development of robust backend systems using Java. You will collaborate with cross-functional teams to deliver high-quality software solutions and contribute to the continuous improvement of our development processes.
This is an exciting opportunity to work on challenging projects in a fast-paced and dynamic environment. If you are passionate about backend development and have a strong proficiency in Java, we would love to hear from you!
In the Registrations team, we are responsible for the user experience when registering new senderIDs in different markets. We take into account the requested capabilities, associated features and requirements, as well as the validation processes and their lifecycle. Our goal is to optimise response time and the time invested by each client, so they can utilise and profit from their senderIDs as quickly as possible.
Please, submit your resume in English!
Requirements
- 5+ years of experience working as a Backend Engineer, with a strong focus on Java development. Kotlin is a plus.
- Proven experience in designing and developing scalable backend systems.
- Excellent knowledge of Java frameworks and libraries.
- Experience in building RESTful APIs and integrations.
- Good understanding of software development best practices and design patterns.
- Experience with relational databases (e.g., MySQL, PostgreSQL).
- Familiarity with cloud platforms and containerization technologies.
- Knowledge of monitoring tools (e.g. Grafana and Prometheus), including the ability to create dashboards, generate metrics, and configure alerts.
- Familiarity with messaging systems, such as Kafka, and understanding of how to implement them.
- DevOps mindset and experience with Infrastructure as Code (e.g., Flux, Terraform).
- Critical thinking and openness to discussion
- Strong problem-solving and communication skills.
- Fluent English