Phantom · 10 hours ago
Junior Developer Support Specialist - Contractor
United States
Contract
Remote
New Grad, Entry LevelPhantom is revolutionizing the way millions of people interact with the crypto ecosystem through their self-custodial wallet. The Junior Developer Support Specialist will act as the first point of contact for developers integrating Phantom's SDKs, providing support, diagnosing issues, and contributing to documentation and AI training content.
BitcoinCryptocurrencyDecentralized Finance (DeFi)FinanceFinancial ServicesFinTechNon-Fungible Token (NFT)
Responsibilities
Frontline Developer Support: Handle inbound questions via chat and email for SDKs, deep links, provider APIs, and integration setup
Triage and Escalation: Capture and create crisp internal notes with minimal repro steps, logs, screenshots, and impact for users and partner teams
Resolution: Diagnose root causes and identify solutions so developers building with Phantom can focus on serving their users with minimal delay
Documentation: Create and maintain internal and external developer documentation that enables self-service for your team, external developers, and for AI training
Tooling mastery: Work efficiently in Cursor/CoPilot, GitHub, browser devtools, and block explorers to reduce time to resolution while maintaining quality
Communication: Respond to developers with professionalism and warmth; be approachable, clear, and supportive in every interaction
Risk and abuse awareness: Recognize suspicious patterns in API usage or on‑chain activity and escalate when appropriate
Qualification
Required
JS/TS across platforms: web and mobile experience (React Native, iOS, or Android)
Web3 fundamentals: wallets, signing, RPCs, transactions, explorers, Solana programming model
Frontend debugging: browser devtools and network traces
AI tooling literacy: experience with LLMs for support, prompt engineering, and RAG. Comfortable using Cursor and Copilot
Company
Phantom
Phantom is a crypto wallet that facilitates the buying, trading, and storing of cryptocurrencies, including NFTs and tokens.
Founded in 2021
51-200 employees
H1B Sponsorship
Phantom 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 (4)
2024 (3)
2023 (4)
2022 (3)
Funding
Current Stage
Growth StageTotal Funding
$268MKey Investors
ParadigmAndreessen Horowitz
2025-01-16Series C· $150M
2022-01-31Series B· $109M
2021-07-14Series A· $9M
Leadership Team
Chris Kalani
CPO & Co-Founder
Francesco Agosti
CTO & Co-founder
Recent News
Tech Startups - Tech News, Tech Trends & Startup Funding
2026-01-16
Tech Startups - Tech News, Tech Trends & Startup Funding
2026-01-16
Company data provided by crunchbase