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Infobip

Cloud CPaaS for omnichannel communications

Software Engineer

Backend EngineeringConfirmed live in the last 24 hours
Full-timeKatowice, PolandPLN11.8k - PLN15.8k

About the Job

Requirements

  • Have 3+ years of experience building backend services, or equivalent depth, with independence valued over years.
  • Have strong Java or Kotlin and Spring Boot skills, and be comfortable with Maven, Git, and automated tests.
  • Have shipped and operated a production system, including work with logs, metrics, and incidents.
  • Be able to break down a vaguely specified problem, propose a design, and deliver it with stable quality.
  • Write clear, tested code that others can review.
  • Communicate in English with engineering and product colleagues, and ask for and give feedback.

Responsibilities

  • Own features end to end, including design, implementation, tests, rollout, and production follow-up.
  • Build and maintain Java and Spring Boot backend services for OTT messaging.
  • Work with partner APIs and webhooks, including version upgrades and programmes with tight deadlines.
  • Support production by investigating incidents, distinguishing supplier issues from internal bugs, and shipping fixes.
  • Improve reliability, observability, and quality of the systems worked on.
  • Review code, write tests, maintain a high definition of done, and mentor more junior colleagues.
  • Use AI in daily work on code, tests, documentation, and investigations.
  • Work closely with Product and other engineering teams.

Desired Qualifications

  • Experience with Kafka, REST APIs, or OpenAPI.
  • Experience with relational or document databases, Redis, CI/CD, Docker, or high-availability systems.
  • Experience in messaging, CPaaS, or payments.
  • Polish language skills; useful in the Katowice office but not required.

About the Company

Infobip

Cloud CPaaS for omnichannel communications

Infobip provides a cloud communications platform (CPaaS) that lets enterprises connect with customers across the full journey using omnichannel messaging, voice, email, push notifications, and chat through channels like SMS, WhatsApp, RCS, and more via APIs and SDKs. Its products let developers add communications directly to apps and workflows, and it also offers contact center software, authentication, fraud prevention, and AI-powered conversational tools, including CXOP and AgentOS introduced in 2025. The company differentiates itself with a global network of telecom connections and direct operator links, a reach of billions of devices in 190+ countries, and industry recognition as a leading CPaaS provider. Its goal is to help customers build connected, scalable experiences by programmatically integrating communications into their applications and customer journeys.

Company size
1,001-5,000
Company stage
Debt Financing
Total funding
$1.2B
Headquarters
Vodnjan, Croatia
Founded
2006

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