Senior Backend Software Engineer (Java / Kotlin)

About DiabolocomDiabolocom enables organizations worldwide to build brand loyalty and drive sales growth.

Our innovative, cloud-based contact center solution leverages AI-driven technologies to optimize the customer experience.

We empower Customer Service and Sales teams to handle inbound and outbound interactions seamlessly across multiple channels, ensuring premium voice quality, real-time analytics, and robust global scalability.Our platform integrates with leading CRMs and offers a wide range of APIs and services in multiple languages.

With offices in Europe, the USA, Brazil, and the UAE, and 350+ clients operating in 60+ countries, we are constantly evolving and seeking talented individuals to join our team.In the context of our exponential growth, we are strengthening our internal engineering team and opening a Senior Backend Software Engineer position in our Core Squad.About the Core SquadThe Core Squad is responsible for the design and development of all key entities of our product, ensuring proper interaction between other squads and services.

We also realize the isolation of entities within our application to achieve the convenience of large customers.As part of the Core Squad, you will :

• Design, build, and optimize back-end services for data gathering, processing, and delivery.
• Ensure high-quality engineering practices with thorough test coverage, robust metrics, alerts, and clear documentation.
• Define and maintain service contracts to ensure seamless communication between systems.
• Work closely with the product team to align technical solutions with customer needs.Technical Stack :
• Languages : Java, Kotlin
• Framework : Spring Boot
• Database : PostgreSQL
• Message Broker : RabbitMQ
• Caching : Redis
• Containerization : DockerOur team currently consists of :
• 3 QA engineers
• 2 backend developers
• 2 frontend engineers (shared between two teams)
• 1 team leadWhat We're Looking For :
• 10+ years in software development within product-focused companies, with at least 5+ years working extensively in Kotlin (preferred) or Java.
• Experience working with relational databases (PostgreSQL preferred).
• Experience in designing and implementing effective distributed systems.

Ability to make architectural decisions and evaluate their impact on system performance, scalability, and reliability.

All qualified applicants will receive equal consideration for employment without regard to color, language, religion, sex, sexual orientation, gender identity, national or social origin, opinion disability, age.

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