Website Tabby
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Frontend Engineer at Tabby, Remote (Global)
Tabby creates financial freedom in the way people shop, earn, and save by reshaping their relationship with money. Over 15 million users choose Tabby to stay in control of their spending and make the most out of their money.
The company’s flagship offering allows shoppers to split their payments online and in-store with no interest or fees. Over 40,000 global brands and small businesses, including Amazon, Noon, IKEA, and SHEIN use Tabby to accelerate growth and gain loyal customers by offering easy and flexible payments online and in stores.
Tabby generates over $10 billion in annual transaction volume for its partner brands and is the highest-rated, most-reviewed, largest, and fastest-growing FinTech in the GCC region.
Tabby launched in 2019 and has since raised +$1 billion in equity and debt funding from global and regional investors, and is now valued at $3.3 billion.
Current Focus:
- Auth SDK Platform – building unified JavaScript/TypeScript SDK for 15+ teams
- (strategic initiative)
- Consent Platform integration and migration (270k consents)
- Tabby Rebrand 2.0 (design system and token migration)
- Trusted Device, B2B Auth, and KSA Nafath integration
- BackOffice admin tools and audit systems
- Team Structure: 7 engineers + 1 PM + 1 EM, distributed across 5+ countries.
Key Responsibilities
- Develop and maintain UI screens with a focus on usability, performance, and aesthetics.
- Collaborate with Product Managers and Designers to build intuitive, UX-friendly interfaces.
- Work on Auth SDK Platform – build JavaScript/TypeScript SDK libraries (npm packages) for frontend teams, implement Passkey/WebAuthn integration, crypto operations (Web Crypto API, HSM), anti-fraud mechanisms (JS Challenge, mTLS, device fingerprinting), and unify auth for 15+ teams.
- Contribute to Consent Platform integration– integrate platform widgets (full-screen and embedded), replace native screens, maintain UI/UX flows, and ensure regulatory compliance.
- Work on B2B Auth and Trusted Device – develop enterprise authentication flows, integrate Trusted Device with cryptography, HSM research for PIN security, and device fingerprinting for SAMA compliance.
- Ensure web applications meet non-functional requirements such as performance, scalability, and security.
- Contribute to technical design decisions and support the delivery of midsize to large projects.
- Take ownership of selected applications, including post-launch support
What You’ll Bring
- Strong experience with JavaScript, TypeScript, and React.
- Solid understanding of frontend development, from architecture to deployment.
- Hands-on experience with tools and frameworks such as Redux-Saga, Material UI, Jest, and Webpack.
- Experience with SDK development – building JavaScript/TypeScript libraries (npm packages), API design, versioning, backward compatibility.
- Knowledge of Passkey/WebAuthn – WebAuthn API, biometric authentication, FIDO2 standards.
- Understanding of cryptography – Web Crypto API, HSM integration, crypto operations, security best practices.
- Experience with anti-fraud mechanisms – JS Challenge, mTLS, device fingerprinting, bot detection.
- Understanding of widget/component integration – integrating third-party widgets, platform components.
- Platform mindset – building systems for other systems, API design, developer experience.
- Excellent communication skills and a collaborative mindset.
What we offer
- Full-time B2B contract
- Fully remote setup, work from anywhere in Europe
- Up to 20% tax allowance
- 22 paid leave days annually
- Stock options (ESOP) in a fast-scaling, pre-IPO company
- Flexi benefits you can use for wellness, travel, or learning
- Work alongside a high-performing, international engineering team in a global fintech unicorn
- Relocation support is available to our hubs in Armenia, Georgia, Serbia, Portugal, and Spain, including flights, temporary accommodation, and legal setup, for up to $5,000 in verified costs.
To apply for this job please visit tabby.pinpointhq.com.
Frontend Engineer at Tabby, Remote (Global)
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