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Full Stack Developer

1 month ago
Philippines
Full-time
Senior
Full-stack Engineer
Software Development
Bitcoin iOS Solana
Apply Now
Wing Assistant

Wing Assistant

Wing Assistant: Your dedicated assistant for businesses and executives, offering affordable support for essential tasks to drive business growth.

Professional Services
51-250
Founded 2017
$2M raised
View All Jobs 33

Description

  • Stabilize and extend the wallet MVP to improve reliability and functionality.
  • Diagnose and fix wallet issues reported via TestFlight and other testing channels.
  • Verify and maintain Bitcoin and Polygon nodes/servers to ensure node reliability.
  • Design and implement robust send/receive flows and account recovery mechanisms.
  • Design and implement a handle-based payment rail and related payment logic.
  • Build an on-chain identity/handle registry and a resolution service.
  • Architect cross-app routing logic for peer-to-peer payments and transfers.
  • Plan and specify APIs, interfaces, and data models for wallet and payment features.
  • Integrate on-ramp/off-ramp and swap providers (Transak, MoonPay, ChangeNOW) for buy/swap/sell functionality.
  • Add DApp browser support and staking/lending hooks (e.g., Hyperliquid) and explore brokerage API integrations (Alpaca, Interactive Brokers) for asset transfer concepts.

Requirements

  • 5+ years of professional software development experience with expertise in crypto wallets and payment systems.
  • Deep expertise in Solana development (must have).
  • Experience operating blockchain nodes/servers for Bitcoin and Polygon and working with smart-contract/on-chain identity stacks.
  • Familiarity with payment/on-ramp/swap platforms such as Transak, MoonPay, and ChangeNOW.
  • Knowledge of brokerage APIs (Alpaca, Interactive Brokers) and DApp browser frameworks (preferred).
  • Strong background in security, key management, and staking/lending protocol SDKs (e.g., Hyperliquid).
  • Excellent English communication skills and the ability to work self-directed at a senior level without step-by-step guidance.
  • Required hardware and setup: USB headset with noise cancellation, working webcam, computer with at least a 1.8 GHz processor and 4 GB RAM.
  • Required connectivity: main internet speed of at least 25 Mbps (cable) and a backup internet service with at least 10 Mbps.

Benefits

  • Competitive compensation: ₱107,500 - ₱118,000 a month.
  • Health Insurance (HMO).
  • Performance incentives.
  • Paid training and upskilling opportunities.
  • 100% work-from-home (remote) role.
  • Holiday and overtime pay.
  • Inclusive, supportive team culture with opportunities for career growth.
  • Fun work environment and job stability.

Interested in this position?

Apply directly on the company website

Apply Now

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