Jobs at Infobip

AI Engineering Interns will develop and experiment with machine learning solutions, build Python APIs and production-ready AI services, process large datasets, and create LLM-based agentic workflows. The role includes model evaluation, integration with AI providers, testing, deployment, and collaboration with engineering and product teams. Candidates should be final-year IT-related students with Python knowledge, English fluency, valid student rights, and availability for a six-month, minimum 30-hour-per-week internship beginning February 2027.

Supports telecom solution engineering projects through technical calls, solution design, demo and proof-of-concept preparation, requirements gathering, testing, reporting, documentation, and project tracking. The intern rotates across CPaaS, Network APIs, messaging security, RCS, and Voice products while learning telecom integration and delivery processes. The role also uses AI tools to automate reporting, documentation, and testing, with mentorship and increasing ownership over six months.

AI Engineering Interns will develop and evaluate AI/ML solutions, process large datasets, build Python APIs with FastAPI, and create LLM-powered agentic workflows. The role includes integrating AI providers, applying evaluation and context-engineering practices, writing reliable code, and deploying services with Git, Docker, Kubernetes, and Jenkins. Interns work onsite in agile teams, receive mentorship, and participate in a February–August program with potential for full-time employment.

DevOps Engineering Intern supporting a global Linux infrastructure of more than 40,000 servers across on-premises, hybrid, and public cloud environments. Responsibilities include learning DevOps practices, assisting with automation scripts, maintaining Linux services, supporting monitoring, alerting, and logging systems, and learning CI/CD, Infrastructure as Code, testing, and high-availability practices under experienced mentorship.

AI Engineering Interns will develop and experiment with AI/ML solutions, process large datasets, build Python APIs and production-ready AI services, and design LLM-based agentic workflows. The role includes model evaluation, context engineering, testing, scalability, and deployment using modern development and infrastructure tools. Interns collaborate with engineering and product teams, receive mentorship, and gain practical experience with AI systems, data pipelines, and cloud-oriented architectures.

Support the DevOps team by helping maintain SaaS infrastructure, containers, virtual machines, monitoring, alerting, logging, automation, and CI/CD systems. The intern will learn infrastructure as code, testing, high availability, and agile methodologies while contributing to real-world engineering services under mentorship.

Supports profitability management through daily and on-demand analysis of traffic, revenue, gross profit, quality, deal profitability, and pricing. Builds reports, dashboards, and forecasts using spreadsheets and BI tools; identifies improvement opportunities; documents procedures; and collaborates with global stakeholders on routes, senders, regulations, and business improvements.

Software engineering internship for third- or fourth/fifth-year IT students or recent graduates. Interns learn technology stacks, contribute to team services, write tested and scalable code, use Git, Maven, and Jenkins, and work in an agile environment with mentoring. The six-month paid program runs from February through August 2027, includes orientation in Zagreb, and may lead to full-time employment.

Paid six-month internship program offering rotations across product success, product marketing, marketing automation, and telecom solutions. Interns will research customers and markets, analyze data and campaign performance, support go-to-market and automation campaigns, create enablement materials, assist with onboarding and product adoption, and contribute to telecom partnership and business development activities under mentor guidance.

Customer Support Interns will learn to support clients using Infobip’s cloud communication platform. Responsibilities include handling customer inquiries, troubleshooting technical issues, providing accurate information, finding workarounds, improving internal processes and customer experience, and collaborating with technical and business teams. The internship includes onboarding, mentorship, AI training, and hands-on experience in a global support organization.

Assist with monitoring and maintaining physical compute and storage infrastructure, troubleshooting performance issues, analyzing virtualization logs, configuring and documenting clusters, monitoring Veeam backups, and collaborating with senior engineers on infrastructure projects. The internship provides hands-on experience with VMware vSphere, Microsoft Hyper-V, virtualization, storage, and systems monitoring.

Analyzes large-scale telecommunications data to identify patterns, anomalies, and actionable insights. Builds machine learning models, data pipelines, visualizations, and production-ready microservices. Works with distributed databases, statistical analysis, forecasting libraries, and real-time streaming tools while following clean, testable, reproducible coding practices. The six-month program includes mentorship, AI training, and deployment of data science solutions across multiple data centers.

Software engineering internship for final-year undergraduate or graduate IT students. Interns learn technology stacks, contribute to scalable and testable product services, use Git, Maven, Jenkins, and AI-powered development tools, and work within agile teams under mentorship. Potential placements include platform, telecommunications, mobile messaging, data, finance, and other engineering teams. The six-month paid internship runs from February through August in Zagreb, with possible continued employment.

Participate in a six-month software engineering internship, learning technology stacks and contributing to scalable, testable product services. Interns will write clean code, use Git, Maven, and Jenkins, work in an agile environment, collaborate with mentors, and support AI-first development workflows. The program includes orientation in Zagreb, team-based work from February through August, and potential full-time employment afterward.

Manages and grows strategic Tier 1 client relationships by driving satisfaction, retention, adoption, and revenue growth. Coordinates cross-functional teams, handles technical and operational escalations, forecasts client traffic, monitors account health, and identifies cross-sell opportunities. Maintains account activities in Salesforce, supports account setup and platform operations, improves internal tools and processes, and mentors team members while staying informed about products, markets, competitors, and industry trends.

Own commercial analytics covering pricing, profitability, market performance, forecasting, and business modeling. Build Power BI and Microsoft Fabric semantic models, dashboards, reports, and predictive analyses. Evaluate margins, revenue, churn, competitors, and market opportunities, then provide actionable recommendations. Lead strategic cross-functional projects, improve reporting processes, ensure data accuracy, and engage stakeholders across product, commercial, and operations teams.

Register and manage customer messaging senders, numbers, keywords, templates, and two-way communication services across global mobile networks and OTT platforms. Troubleshoot sender and registration issues, respond to technical requests, maintain service databases, document procedures, follow change-management processes, and support continuous process improvement while maintaining strong customer satisfaction.

Lead the strategy, roadmap, discovery, delivery, launch, and scaling of IaaS, PaaS, global infrastructure capabilities, and internal developer tooling. Partner with engineering, security, product, and business stakeholders to improve self-service, automation, reliability, scalability, testing, deployment, provisioning, and platform adoption for internal teams and clients.

Supports integrated marketing strategies, regional campaigns, brand-awareness initiatives, events, tradeshows, webinars, and marketing plans. Coordinates logistics, registration, vendors, timelines, and cross-functional stakeholders. Tracks event and program performance against pipeline and engagement KPIs, contributes to content and localization, and tests AI tools to improve marketing workflows.

Owns strategic enterprise accounts and sells Infobip Voice and communication solutions, including SIP Trunking, Voice API, WebRTC, and BYOC. Responsibilities include identifying opportunities, managing account growth, developing technical and commercial proposals, forecasting, negotiating contracts, coordinating deployments, expanding Voice adoption, and maintaining customer relationships. The role also mentors sales colleagues and provides expertise on Voice products, infrastructure, and best practices.