OpenTag is hiring a

Web3 Office and Events Manager (Maternity Cover)

Location: Sofia (mainly on-site, hybrid after onboarding)
Contract: Fixed-term, minimum 12 months, with potential extension or transition to HR Generalist.

OpenTag is looking for a highly organized, proactive, and people-oriented Office & Events Manager to join our Sofia office on a maternity cover contract.

The Office & Events Manager plays a key role in creating a well-organized, efficient, and positive work environment. This position provides comprehensive administrative support across the company and works closely with the HR department to ensure smooth day-to-day operations.

The role combines office coordination, employee support, and event planning — ensuring the workplace remains organized, welcoming, and well-supported. If you’re proactive, people-oriented, and enjoy being the go-to person who keeps everything running smoothly, this is an excellent opportunity to join a dynamic and friendly office.

• Previous experience holding an administrative position (at least 1 year);

• Excellent written and spoken English;

• University degree;

• Experience with Google Products (Docs, Sheets, Drive)

• Excellent communication and time management skills;

• Great collaborator – feels comfortable working in a team environment;

• Excellent communication skills with internal and external clients;

• Strong organizational skills and attention to detail;

• Open to feedback and able to adapt to changes.

Responsibilities:

• Ensure the administrative management of employee benefits, including additional health insurance, meal vouchers, sports cards, and others.

• Manage orders for office supplies, food, drinks, and any other necessary items.

• Lead the planning, organisation, and execution of company events together with the HR Manager — including team buildings, workshops, office events, and more.

• Develop, manage, and maintain a detailed events schedule; prepare clear plans for each event, liaise between departments, and coordinate all event-related processes.

• Take charge of daily office management tasks to ensure a well-organized, efficient, and tidy work environment.

• Coordinate travel arrangements according to existing company policies.

• Collaborate on various internal projects, such as occupational safety in the office, and get involved in administrative and organizational tasks as needed.

• Provide assistance with additional operational tasks, such as shipping.

• Handle various document processing activities.

• Maintain close communication with all employees and third parties.

What do We offer?

• An inspiring workspace with awesome teammates and a great vibe

• The chance to build a scalable online betting platform — from the ground up

• Cutting-edge tech stack and real impact on a fast-growing product

• Learning opportunities with a dedicated training budget to level up your skills

• 25 vacation days + an extra day off to celebrate your birthday 🎉

• Premium health insurance for your peace of mind

• Birthday vouchers and little surprises along the way

• Free snacks, team lunches, and great coffee (because fuel matters ☕)

• Sports card, transportation, and food allowance

• Quarterly team events that bring everyone together

Excited to join us? Click the Apply button and let’s build something amazing together!

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