A quick run-down of the job
Weâre looking for a Senior Frontend Engineer to join our Perps / Orderbook squad.
At LI.FI, we build infrastructure that connects users to liquidity across chains. Our Hyperliquid integration powers seamless onboarding into perpetual trading, allowing users to bridge assets, swap tokens, and deposit collateral directly into Hyperliquid markets.
In this role, youâll build high-performance DeFi interfaces and liquidity onboarding flows that connect users to decentralized perpetual futures exchanges (like Hyperliquid, Lighter, etc). This includes cross-chain bridging, swaps, and deposit flows powered by LI.FI infrastructure, enabling seamless access to decentralized perpetual trading.
Please note: you must be located in EMEA or LATAM.
Our stack
- Node.js
- TypeScript
- React
- Tailwind CSS
- MUI
- Zustand
- TanStack Query
- viem/wagmi
- Vite
- Vitest
What youâll do
- Build and maintain DeFi interfaces and integrations powered by LI.FI infrastructure.
- Develop cross-chain user flows including bridging, swapping, and routing assets across multiple chains.
- Implement onboarding experiences that connect users to decentralized perpetual future exchanges, such as Hyperliquid, enabling seamless asset movement and liquidity access.
- Integrate frontend applications with LI.FI APIs, SDK, and widget.
- Build data-rich interfaces that surface routing options, transaction status, and cross-chain execution details.
- Collaborate closely with backend, product, and design teams to design robust cross-chain user experiences.
- Ensure performance, reliability, and maintainability through testing, debugging, and optimization.
- Contribute to frontend architecture and reusable UI components used across LI.FI products and integrations.
What makes a good candidate
Weâre looking for engineers who are comfortable building complex frontend systems in fast-moving environments.The current UX is mobile-focused, but the product is expanding to a multi-device experience with a rich full desktop design.
Requirements
- 6+ years of frontend engineering experience
- Strong experience with React and TypeScript
- Experience building complex, data-heavy user interfaces
- Previous experience working with DeFi applications, crypto infrastructure, or Web3 products
- Understanding of perpetual futures trading infrastructure, with exposure to venues such as Hyperliquid, Lighter, Extended, or similar DeFi/CEX derivatives platforms.
- Experience working with real-time data (WebSockets or streaming systems)
- Strong understanding of API integrations and frontend architecture
- Ability to translate designs from Figma into polished interfaces
- Strong communication and collaboration skills
Nice to have
- Experience building cross-chain or multi-chain DeFi applications
- Experience with bridging, swaps, or liquidity routing systems
- Open-source contributions or maintained public repositories
If your experience doesnât perfectly match the description but youâre excited about building high-performance crypto trading interfaces, weâd still love to hear from you
Company culture
- Embracing the differences Embrace your own differences Respect and welcome the unique qualities of others See othersâ differences as an opportunity to grow
- Embrace your own differences
- Respect and welcome the unique qualities of others
- See othersâ differences as an opportunity to grow
- Own it, do it Own tasks end-to-end Hold yourself to a high bar for execution Make bold decisions, and be accountable Understand your limitations and seek for help
- Own tasks end-to-end
- Hold yourself to a high bar for execution
- Make bold decisions, and be accountable
- Understand your limitations and seek for help
- Fail forward Try - donât be afraid to fail Learn - donât make the same mistake twice Adapt - grow with the experience
- Try - donât be afraid to fail
- Learn - donât make the same mistake twice
- Adapt - grow with the experience
- Have fun together Take the time to get to know and understand each other better Donât take yourself too seriously and keep it light-hearted Fun should be coming from a place of love and respect
- Take the time to get to know and understand each other better
- Donât take yourself too seriously and keep it light-hearted
- Fun should be coming from a place of love and respect
What youâll get
- Annual team offsites (Thailand in 2023 and Vietnam in 2024 were a blast, Marrakech in March 2025 was blast-ier; letâs see what happens in 2026!)
- 30 days of PTO
- Flexible remote days
- Flexible working hours
- Equity participation from day 1
- Entitlement to work computer (choice of equipment)
- An annual 1,000⏠personal development budget once you have worked 6+ months (pro-rated the first year)
- A one-time 1,000⏠remote budget to use on coworking, office setup, etc.
If you join us as an independent contractor, youâre only entitled to the first five benefits of this list.
Application process
Setting yourself up for success starts with the application! Click here to discover valuable tips that will help you navigate our application process effectively.
LI.FI is an equal opportunity employer. We encourage individuals of all backgrounds to apply. Join us in our dedication to fostering a workplace that values and respects each team member's unique contributions.
Shortlisted candidates will undergo a comprehensive interview process, including a people operations interview, a take-home assignment, a meet-the-team & founder interview, and a reference check.
For more information, visit our page detailing our hiring process!
