HIFI · 6 hours ago
Frontend Engineer
NYC Metro Area
Full-time
Onsite
Mid, Senior Level
4+ years expHIFI is a financial technology company focused on innovating how money is represented in software. They are seeking a Senior Frontend Engineer to lead the development of key products that enhance developer interactions with their platform, ensuring high-performance and user-friendly experiences.
CryptocurrencyFinTechPayments
Hiring Manager
Chanwoo Park
Responsibilities
Lead development of the Developer Dashboard, SDKs, and integration tooling used by enterprise and developer customers
Architect responsive, high-performance web and mobile applications for mission-critical workflows
Own and evolve design systems and reusable component libraries at scale
Define and enforce accessibility, usability, and developer experience best practices
Drive architecture decisions for frontend systems to maximize performance, resiliency, and maintainability
Build fast, reliable build pipelines optimizing developer velocity
Design comprehensive testing frameworks and monitoring to guarantee uptime and reliability
Champion continuous performance tuning, technical debt reduction, and security improvements
Partner with engineering, product, and GTM leads to define product requirements and developer journeys
Influence product roadmap and advocate for developer needs
Exercise strong product judgment. Prioritizing simplicity and clarity in developer tools
Ensure frontend systems are capable of supporting global usage and billions in transaction volume
Design integration frameworks and SDKs that enable seamless API adoption
Proactively anticipate future product needs and scalability requirements
Qualification
Required
4+ years building and shipping high-performance frontend applications in production
Deep proficiency in React, TypeScript, and modern frameworks (e.g., Next.js, React Native)
Experience leading architecture and owning design systems / component libraries
Strong product instincts. Able to shape user experience and influence product direction
Skilled with CI/CD, testing frameworks, monitoring, and performance optimization
Solid understanding of frontend interaction with APIs, infrastructure, and security models
Thrives in fast-paced environments with high reliability and usability requirements
Must be within a commutable distance from our office and able to work in person most days of the week
Preferred
Deep experience building financial-grade systems, including integrations with banking infrastructures, onboarding/KYC/KYB systems, and secure transaction orchestration
Hands-on work with global payments rails (ACH, SWIFT, RTP, SEPA, card networks like Visa/MC), as well as treasury, settlement, and reconciliation flows
Strong knowledge of distributed and event-driven architectures used in modern financial systems (pub/sub, message queues, streaming, caching for performance and resiliency)
Expertise in high-security environments, including fraud prevention, identity/security controls, encryption, and compliance-aligned software design
Track record shipping and scaling payments or fintech products, ideally involving cross-border flows, liquidity management, or stablecoin enablement
Company
HIFI
HIFI is a next-generation payments and stablecoin infrastructure company.
11-50 employees
H1B Sponsorship
HIFI has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
Funding
Current Stage
Early StageTotal Funding
$8.2MKey Investors
Antler
2024-12-10Seed· $6M
2024-01-03Seed· $0M
2023-05-15Pre Seed· $2M
Leadership Team
Zach Walsh
CEO & Co-Founder
Nihar Shah
Chief Technology Officer
Recent News
Plug and play
2025-05-12
2025-03-28
Antler
2024-04-17
Company data provided by crunchbase