Financial & Operations Assistant

Ambush is a people-first company where talented, thoughtful individuals come together to build meaningful products and lasting partnerships. We believe the best work happens when people feel supported, trusted, and empowered to bring their full abilities to the table.
Since 2015, because of our people-first and long-term mindset, we have grown into a partner relied on by some of the best companies in the world. We combine strong engineering, design, and strategy with a growing strength in AI to help our clients see what is next and achieve bigger outcomes.
At the heart of everything we do is our team. We collaborate, take risks, lift each other up, and take pride in doing work the right way, not settling for a quick, makeshift solution. If you join Ambush, you join a group of people who want you to succeed and who show up for each other every day.
We believe in and expect real teamwork, a constant drive to be better, and delivering meaningful long-term outcomes that we can be proud of together.

When you join us, you will:
Process travel reimbursements and expense reports
Maintain and organize financial documentation and records
Support monthly reporting, reconciliations, and expense control activities
Assist with daily office operations, including deliveries, suppliers, and logistics
Manage and update time-off platform data (profiles, validations, and changes)
Support procurement activities and vendor coordination
Provide administrative support for HR-related processes
Maintain accurate and up-to-date internal databases

What we'd like to see in a candidate
Strong written and verbal communication skills
Intermediate to advanced English, with confidence to interact in a global environment
Currently studying or graduated in accounting, business administration, economics, or related fields
Solid knowledge of Excel or Google Sheets
Highly organized and detail-oriented, with a strong sense of ownership
Proactive mindset and eagerness to learn and grow
High level of responsibility and discretion when handling sensitive information
Based in Porto Alegre or the metropolitan area

Nice to have:
Previous experience in finance, administration, or operations roles
Interest in working in an international environment and growing within finance/operations