About the role

You will be a senior contributor to our frontend product experience, working across our product suite, including our self-custodial wallet interfaces, account abstraction user flows, and a growing set of web and mobile decentralized applications (dApps). As a senior frontend engineer on the team, you will help shape frontend architecture, deliver complex user-facing features, and embed performance, reliability, and usability best practices into every release.

You will work closely with designers, product managers, and engineers to take features from concept to production, while contributing to improving code quality, system design, and team workflows.

Key responsibilities

Frontend architecture & technical contributions: Contribute to the evolution of frontend system design, patterns, and best practices.

Application development: Design, build, and maintain complex, production-grade frontend applications using TypeScript and TanStack Start.

State management & data orchestration: Implement and maintain scalable client-side state using Zustand and TanStack Query to ensure predictable and performant data flows.

Project ownership: Own and deliver end-to-end frontend workstreams, including:

• Core wallet and account abstraction UX flows
• High-throughput, data-rich product interfaces
• New web and mobile dApp surfaces

Testing & reliability: Contribute to and maintain Playwright-based end-to-end test suites to improve coverage and release confidence.

Cross-functional collaboration: Partner with Product, Design, and Backend teams to refine requirements and deliver high-quality outcomes.

Qualifications

Required experience

• 2 ~ 4 years of experience as a frontend engineer
• Strong proficiency in TypeScript and modern JavaScript.
• Experience with TanStack Start or comparable meta-frameworks (e.g., Next.js, Remix).
• Solid expertise in modern React patterns, performance optimization, and frontend application design.
• Ability to operate independently in ambiguous, fast-paced environments.
• Excellent written and verbal communication skills.

Nice-to-have

• Experience leveraging AI-assisted coding tools (Cursor, Copilot, Claude, or similar) to accelerate development.
• Background in web3, blockchain, or decentralized application development.
• Experience in startup or scale-up environments.

Location and logistics

• East Asia preferred (Tokyo, Singapore, HongKong)

Role Summary

This role is an opportunity to work with a high‑agency startup team operating in the hard‑tech and energy systems space. You will play a critical role in building and scaling the user-facing products that operators, plant managers, and enterprise stakeholders rely on every day. This is a hands-on role. You will design, build, and ship production-quality UI systems that surface complex operational data in intuitive, performant interfaces. The role requires close collaboration with backend, product, and domain expert teams — and a genuine curiosity for how AI tools can accelerate and enhance your work.

Responsibilities

• Own the design and implementation of UI systems for Amperesand's MES and ERP platforms
• Build end-to-end frontend features including data visualization, workflow management, dashboards, and real-time telemetry displays
• Develop reusable component libraries and design systems that scale across the product
• Collaborate with backend and platform teams to define APIs and data contracts that support great user experiences
• Productionize UI code with a strong focus on reliability, accessibility, performance, and maintainability
• Leverage AI-assisted development tools to accelerate delivery and improve code quality
• Partner with product managers and domain experts to translate complex operational problems into intuitive interfaces
• Continuously improve the product through user feedback, usage analytics, and iteration
• Document component designs and architectural tradeoffs for cross-functional stakeholders

Qualifications

• 5+ years of experience in frontend or full-stack engineering, including production deployments
• Strong experience with TypeScript and React, including hooks, state management, and component architecture
• Experience building data-dense, real-time UIs such as dashboards, tables, and operational views
• Proficiency with modern frontend tooling (Vite, Next.js, or similar)
• Experience integrating with REST or GraphQL APIs and real-time data streams (WebSockets, SSE)
• Familiarity with testing practices (unit, integration, end-to-end)
• Comfortable working with AI coding tools (Copilot, Cursor, Claude, etc.) to supplement and accelerate development
• Proficiency in English and ability to communicate with wider teams
• Ability to travel up to 20% including internationally

Bonus Qualifications

• Background in energy engineering systems (power systems, energy storage, power electronics, or controls)
• Experience with IoT, manufacturing, or industrial platforms
• Exposure to design tools and ability to collaborate closely with UX/UI designers
• Experience with MES, digital twins, or asset health monitoring
• Open-source contributions to frontend projects
• Experience working within or building design systems
• Familiarity with CI/CD workflows and frontend DevOps practices
• Experience working with hardware, firmware, or operations teams

Please note: This role requires working on-site 5 days a week. We do not offer hybrid or remote options.

About the Company

The company is the world’s first licensed hybrid decentralized exchange (DEX), on a mission to make wealth-building as natural as daily life. It is building a compliant, self-custodial platform for premium tokenized strategies—from crypto to alternative investments—on trusted infrastructure.

Key Responsibilities:

• Architect and Develop: Build and maintain sophisticated, responsive web applications using React, Next.js, Sass, and TypeScript.

• Design Collaboration: Work closely with UX/UI designers to translate complex design specifications into high-quality code, ensuring visual consistency and an intuitive user interface.

• Performance Optimization: Audit and optimize applications to ensure maximum speed, responsiveness, and scalability across various devices and browsers.

• Code Excellence: Write clean, modular, and well-documented code while adhering to industry best practices and internal coding standards.

• Technical Troubleshooting: Identify, debug, and resolve complex frontend issues to maintain optimal platform performance and stability.

• Continuous Improvement: Stay at the forefront of frontend technologies and industry trends to continuously evolve our development processes and toolkit.

Required Qualifications:

• Education: Bachelor’s degree in Computer Science, Software Engineering, or a related technical field.

• Professional Experience: 2 to 4+ years of proven experience in frontend development, specifically within high-traffic or complex application environments.

• Technical Mastery: Advanced proficiency in React and a deep understanding of core web technologies including HTML5, CSS3, and JavaScript/TypeScript.

• Responsive Design: Demonstrated expertise in implementing responsive web design and ensuring seamless cross-browser compatibility.

• Version Control: Strong experience using Git for version control and collaborative development workflows.

We are hiring for one of our ecosystem projects in Web3. As a Web3 Full Stack Developer, you will design, develop, and maintain decentralized applications (dApps) and blockchain-based systems. You will work across the full stack, from smart contract development to front-end interfaces, collaborating with cross-functional teams to deliver secure, scalable, and user-friendly Web3 solutions. Your expertise in Web3 protocols and modern tech stacks will be critical to building robust applications for the decentralized web.

Key Responsibilities

• Smart Contract Development: Design, develop, test, and deploy secure smart contracts on various blockchain platforms (e.g., Ethereum, Solana, Polkadot, Cosmos).
• Backend Development: Build and maintain backend infrastructure for dApps using languages like Golang, Java, Node.js, or Rust, ensuring scalability and performance.
• Frontend Development: Create responsive, user-friendly front-end interfaces for dApps using modern frameworks (e.g., React, Vue.js, Next.js) integrated with Web3 libraries (e.g., ethers.js, web3.js).
• Blockchain Integration: Integrate dApps with blockchain networks, wallets (e.g., MetaMask, WalletConnect), and decentralized protocols (e.g., IPFS, The Graph).
• Protocol Development: Contribute to the design and implementation of Web3 protocols, including consensus mechanisms, cross-chain bridges, or DeFi primitives.
• Security & Testing: Implement secure coding practices, conduct audits, and develop testing frameworks to ensure the reliability and security of smart contracts and dApps.
• Optimization: Optimize performance of blockchain interactions, gas efficiency, and backend systems to enhance user experience and reduce costs.
• Collaboration: Work with product managers, blockchain engineers, and designers to deliver end-to-end Web3 solutions aligned with project goals.
• Research & Innovation: Stay updated on Web3 trends, emerging protocols, and new blockchain technologies to propose innovative solutions.

Qualifications

• Education: Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical field, or equivalent experience.
• Experience:
  • 3+ years of full stack development experience, with at least 1+ years in Web3 or blockchain development.
  • Proven experience building dApps or working on Web3 protocols (e.g., DeFi, NFTs, DAOs, or layer-2 solutions).
• Technical Skills:
  • Proficiency in Golang, Java, Node.js, or Rust for backend development.
  • Experience with smart contract languages like Solidity, Vyper, or Rust (for Solana/Polkadot).
  • Strong knowledge of front-end technologies (e.g., React, Vue.js, TypeScript, Next.js) and Web3 libraries (e.g., ethers.js, web3.js).
  • Familiarity with blockchain protocols (e.g., Ethereum, Solana, Cosmos, Polkadot) and tools (e.g., Truffle, Hardhat, Foundry).
  • Experience with decentralized storage (e.g., IPFS, Filecoin) and indexing solutions (e.g., The Graph).
  • Understanding of RESTful APIs, GraphQL, and microservices architecture.
• Web3 Knowledge: Deep understanding of blockchain concepts (e.g., consensus mechanisms, gas fees, EVM, cross-chain interoperability) and Web3 ecosystems (e.g., DeFi, NFTs, DAOs).
• Security Skills: Knowledge of smart contract security best practices, common vulnerabilities (e.g., reentrancy, front-running), and auditing tool

.Bonus Skills:

• Experience with layer-2 solutions (e.g., Arbitrum, Optimism) or cross-chain bridges.
• Familiarity with DevOps tools (e.g., Docker, Kubernetes) and cloud platforms (e.g., AWS, GCP).
• Contributions to open-source Web3 projects or blockchain protocols.
• Knowledge of cryptographic principles (e.g., zero-knowledge proofs, MPC).