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Junior Developer Support Specialist - Contractor

Phantom

Remote Remote contract

Posted: November 17, 2025

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Quick Summary

Developing and maintaining software applications for a cutting-edge blockchain project.

Job Description

Company Description

Phantom is revolutionizing the way millions of people interact with the crypto ecosystem. Our self-custodial wallet offers a seamless, unified experience for managing accounts and tokens across Solana, Bitcoin, Ethereum, and Polygon, empowering users with a single, convenient solution. By integrating cutting-edge security features and launching innovative tools for an enhanced personalized user experience, Phantom is able to provide a next-generation, safe and easy to use self-custodial wallet for everyone. This strategy has allowed Phantom to achieve significant milestones including surpassing 16 million MAU’s, reaching #1 in the Google play store finance category, and consistently trending as a Top 50 app across all categories, right next to X, PayPal, Coinbase, and ChatGPT.

Role Description

Act as the first point of contact for developers integrating Phantom's SDKs and other products. Day to day, you’ll triage issues, reproduce bugs, and unblock integrations quickly through clear, friendly support. You will also contribute to our AI support chatbot as a secondary responsibility by providing training content and feedback that improves answer quality and safety.

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

Qualifications

• 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.

Why Work with Us

Opportunity

We are a team of experienced builders in the blockchain and crypto industry. Our journey began from users seeking an easy, seamless path to accessing the crypto ecosystem. This passion fueled our exponential growth, allowing us to onboard over 16M+ active users in just over three years; with our user base growing weekly. Our dedication to a secure and seamless user experience has made us the leading wallet on Solana as well as our multi-chain approach enhances our platform's versatility, meeting the needs of a diverse and growing user base. By staying at the forefront of technology and user expectations, we continue to innovate and set industry standards on self-custodial crypto wallets.

There has never been a better time to work in crypto to help shape the future of innovation with a focus around the wallet experience!

• First impressions matter: Wallets are responsible for a users first impression with crypto and onboarding new users into crypto. By ensuring that a user has a great first-time experience with crypto, we can help supercharge the growth of the entire ecosystem.

• Make crypto easier to navigate: There is no easy way for a user to discover and navigate all that crypto has to offer. Wallets have a unique opportunity to help users not only onboard to crypto but also stay retained by exploring new things to do.

• We live in a multi-chain world: We currently support Solana, Ethereum, Polygon and Bitcoin with more networks to come in the new future. We are focused on creating a unified, multi-chain crypto experience for users.

We strongly encourage candidates of all different backgrounds to apply. We believe that our work is stronger with a variety of perspectives, and we’re eager to further diversify our company. If you have a background that you feel would make an impact at Phantom, please consider applying. We’re committed to building an inclusive, supportive place for you to do the best work of your career.

By submitting your resume and application materials, you acknowledge and agree that Phantom may use automated tools, including AI systems, and may engage trusted third-party service providers to process your application and ensure an efficient hiring process. Phantom does not sell your information and your materials will be handled securely and in accordance with applicable data protection laws.

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