We’re passionate about helping customers improve their client-side security so their business can continue to innovate without fear of damage to their revenue, reputation or regulatory compliance. If you’re interested in our mission,
Our software products are built in-house using state-of-the-art techniques and methodologies, which led us to become leaders in our industry.
To keep innovating and breaking the boundaries of Application Security, we are continuously learning. The only way to build great products is to get everyone engaged and on the same page, so we promote regular meetings and great offsite activities involving every person in the company.
About us
At Jscrambler, our customers are at the heart of everything we do. As leaders in Client-Side Protection and Compliance, we have pioneered the integration of advanced JavaScript obfuscation with third-party tag protection into a unified platform.
Our cutting-edge solutions defend against cyber threats, data breaches, and IP theft, empowering businesses to innovate securely while ensuring compliance with critical standards like PCI DSS v4.
Trusted by Fortune 500 companies and industry leaders across retail, finance, media, and aviation, Jscrambler protects online interactions at scale, enabling businesses to adopt a future-proof approach to security.
But what truly sets us apart is our culture. At Jscrambler, we thrive on innovation, transforming complex challenges into impactful solutions. Collaboration is at the core of how we work – we support and learn from one another, knowing that the best results come from teamwork. We are proud to uphold the highest standards of ethics and professionalism, always respecting our clients, colleagues, and the company.
The Role
As a Finance and Operations Assistant, you will work in the Finance team, and you will play a key role in collaborating with multiple teams (Marketing, Sales, HR, and tech teams), dealing with people and processes, and ensuring that the day-to-day finance and operations run smoothly. Your main responsibilities include providing Operational and Finance analysis support to all the teams of Jscrambler in terms of Travel arrangements, cost and expense management, and supplier verification according to existing policies. We work with Netsuite ERP, which will require your support to maintain the accuracy of purchases and expense reimbursements.
What will your day-to-day be like?

Finance

• Manage incoming supplier invoices, expense reports, or similar supplier documents through

email, courier, or other platforms, with responsibility for efficiently handling communications,

and maintaining an organized filing system in digital and/or paper format;

• Liaise with the internal team to ensure that invoice approval procedures are followed and

resolve queries on invoices on hold for payment;

• Maintain supplier Tax Residency Certificate control and contact contact suppliers when documentation needs to be updated;
• Review and enter into the ERP supplier invoices and expense reports to check compliance with

Portuguese fiscal requirements, internal policies, and defined budget

• Assist with payment preparations
• the G&A team in the ad hoc projects

Operations

• Support internal teams with company purchases ( manage requests through internal workflow

tool) and manage company business travel arrangements (arranging for travel and
accommodation booking through a Travel Agency partner, and other logistics when needed)

and;

• Enter relevant supplier and purchase details into the database efficiently and accurately;
• Maintain operation policies and procedures and ensure they are followed appropriately, and

create new or adapt existing ones according to the business needs;

• Deal with and resolve queries promptly and politely, either by liaising with the internal teams or

by reaching out to suppliers and/or partners.

We believe you’ll succeed in this role if you have:

• Proven ability to focus on detail and ensure accuracy in output
• Bachelor’s degree in finance, management, or related
• Up to 2 years of proven experience
• Professional and personable manner with excellent communication skills. Must be able to

communicate with all levels of management and interact with sales, engineering, HR, and Legal

personnel

• Excellent organizational skills, with the ability to prioritize workflow while managing a variety of

tasks

• Competent Excel and analysis skills
• Good team working skills
• Able to work independently and ask for help/advice where needed
• Good English level (at least B2)

Why should you join us?

• It is an incredible career opportunity to develop your knowledge as a Finance & Operations Assistant, with talented people, in a dynamic growing environment. This role will be part of our growing finance and administrative team in our headquarters - Porto. Our team is made up of motivated, hard-working people spanning the globe, united by a culture of learning and continuous improvement.
• Career Progression & Personal Development Plan: Every 6 months, you will tell us what is going to be your next challenge. If it is something important for you, it is important for us too. Would you like to do training? Attending an international conference would make you happy? You just need to say so.
• We ensure a flexible working model with a remote-first mindset. This means you can work remotely or in the office.
• Wellbeing activities: You will have free snacks, fruit and coffee, weekly sports activities, Team lunch, team buildings, and much more.

The best way to get in touch with us:
Submit your application to careers@jscrambler.com, and we would be delighted to explain this amazing opportunity.

We believe you’ll succeed in this role if you have:

• Proven ability to focus on detail and ensure accuracy in output
• Bachelor’s degree in finance, management, or related
• Up to 2 years of proven experience
• Professional and personable manner with excellent communication skills. Must be able t

tasks

• Competent Excel and analysis skills
• Good team working skills
• Able to work independently and ask for help/advice where needed
• Good English level (at least B2