Office Assistant Intern

Working at Infobip means being part of something truly global. With 75+ offices across six continents, we’re not just building technology — we’re shaping how more than 80% of the world connects and communicates.

As employees, we take pride in contributing to the world’s largest and only full-stack cloud communication platform. But it’s not just what we do, it’s how we do it: with curiosity, passion, and a whole lot of collaboration.

We operate with an AI-first mindset, embedding intelligent tools into our daily workflows to work smarter and more efficiently. Every role here benefits from and contributes to this approach.

If you're looking for meaningful work and challenges that grow you in a culture where people show up with purpose, this is your opportunity.

Let’s build what’s next, together.

What this role is all about

The Office Assistant Intern plays an important role in ensuring smooth daily operations within our office environment. Acting as the first point of contact for visitors and staff alike, you will greatly influence the company’s professional image and workplace efficiency. Your contribution will be key in maintaining an organized, welcoming, and productive office atmosphere that supports the entire organization.

What you’ll do

• Part-time support per need in our Zagreb campus, especially in afternoon hours
• Serve as the friendly and professional face of Infobip by welcoming visitors and directing them appropriately
• Perform front desk duties including answering phone calls, managing emails, and assisting with inquiries
• Organize and maintain office systems, including filing, record keeping, and updating databases to ensure accuracy
• Coordinate meeting and appointment scheduling for managers and team members
• Monitor office supplies, proactively managing inventory and coordinating procurement to prevent shortages
• Sort, distribute, and handle incoming and outgoing communications promptly
• Troubleshoot minor office equipment issues and liaise with vendors or service providers when needed
• Collaborate closely with various departments to ensure adherence to office policies and procedures
• Assist with managing accommodation logistics and guest arrivals/departures
• Support organization and execution of office events and activities to foster team engagement
• Maintain professional and trusting relationships with colleagues, clients, and suppliers

What makes you a strong fit

• You are able to work on a student contract
• Proven experience in a receptionist, front office, or office assistant role
• Strong commitment to delivering exceptional customer service with a welcoming and approachable demeanor
• Excellent verbal and written communication skills in English and Croatian
• Comfortable communicating with diverse personalities and maintaining professionalism in a fast-paced environment
• Solid organizational skills with an ability to multitask, prioritize, and manage time effectively
• Detail-oriented with high accuracy in handling tasks
• Proficient in MS Office applications, including Word, Excel, and PowerPoint
• Basic understanding of financial principles is a plus
• Flexibility to work in shifts and adapt to changing demands
• Team player who thrives in a dynamic workplace

Diversity drives connection

Infobip is built on diverse backgrounds, perspectives, and talents. We’re proud to be an equal-opportunity employer and are committed to fostering an inclusive workplace.

No matter your race, gender, age, background, or identity — if you have the passion and skills to thrive, there’s a place for you here.

All qualified applicants will receive consideration for employment without regard to race, color, ancestry, religion, age, sex, sexual orientation, gender, gender identity, national origin, citizenship, disability, veteran status or any other part of one's identity.

Read more about our hiring process.