<?xml version="1.0" encoding="UTF-8"?>
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  <jobs>
    <job>
      <externalid>10cf468d-b0e</externalid>
      <Title>Full Stack Engineer, Reporting Systems - Contract 6mo</Title>
      <Description><![CDATA[<p>We&#39;re seeking a versatile Full Stack Engineer to architect and build the data pipelines, APIs, and user interfaces that power our reporting systems.</p>
<p>You&#39;ll work across the stack,from ingesting crypto-asset data from exchanges and block explorers, to building performant APIs, to designing intuitive dashboards that help portfolio managers monitor holdings, vesting schedules, and counterparty risk.</p>
<p><strong>Key Responsibilities</strong></p>
<p><strong>Backend API Development</strong></p>
<ul>
<li>Design, implement, and secure REST/GraphQL endpoints for both on-chain and off-chain data.</li>
<li>Automate data ingestion from exchanges, DeFi protocols, custodians, and OTC counterparties.</li>
<li>Optimise data pipelines for reliability, low latency, and secure transmission.</li>
</ul>
<p><strong>Data Normalisation and Storage</strong></p>
<ul>
<li>Normalise diverse crypto data types (trades, transfers, vesting events, price feeds).</li>
<li>Manage both relational and NoSQL databases; fine-tune indexing and partitioning strategies.</li>
<li>Write performant queries to power real-time dashboards and analytics.</li>
</ul>
<p><strong>Frontend &amp; UX</strong></p>
<ul>
<li>Build and maintain accounting dashboards using React and TypeScript (or similar frameworks).</li>
<li>Translate complex datasets into intuitive visualisations,tables, charts, KPIs.</li>
<li>Follow best practices in state management, testing, and accessibility.</li>
</ul>
<p><strong>Systems Integration</strong></p>
<ul>
<li>Integrate internal microservices, third-party APIs, and on-chain data sources.</li>
<li>Extend or maintain low-code tooling (e.g., Retool) when it accelerates delivery.</li>
</ul>
<p><strong>Cross-Functional Collaboration</strong></p>
<ul>
<li>Work closely with teams across Asset Operations, Finance, and Investments to gather requirements and iterate on solutions.</li>
<li>Document APIs, data models, and UI components to support easy handoffs and team scaling.</li>
</ul>
<p><strong>Compliance &amp; Security</strong></p>
<ul>
<li>Uphold data privacy principles and enforce crypto-specific security best practices.</li>
<li>Participate in code reviews and contribute to threat modelling and secure architecture.</li>
</ul>
<p><strong>Requirements</strong></p>
<ul>
<li>Bachelor&#39;s or Master&#39;s degree in Computer Science, Data Science, or related field.</li>
<li>3–5 years of professional full-stack engineering experience.</li>
<li>Backend proficiency with Go, Node.js, or Python.</li>
<li>Frontend expertise with React and TypeScript (or equivalent).</li>
<li>Proven experience designing, building, and consuming APIs at scale, ideally involving crypto or fintech data.</li>
<li>Advanced SQL skills and comfort working with Postgres, BigQuery, or similar.</li>
<li>Experience visualising data using tools like D3, Recharts, or Plotly.</li>
<li>Solid understanding of blockchain fundamentals: on-chain transactions, smart contract events, and DeFi protocols.</li>
<li>Strong communication skills and ability to collaborate across technical and non-technical teams.</li>
<li>Comfortable working in ambiguity and iterating quickly in a fast-paced environment.</li>
</ul>
<p style="margin-top:24px;font-size:13px;color:#666;">XML job scraping automation by <a href="https://yubhub.co">YubHub</a></p>]]></Description>
      <Jobtype>contract</Jobtype>
      <Experiencelevel>mid</Experiencelevel>
      <Workarrangement>remote</Workarrangement>
      <Salaryrange>$150/hour (dependent on experience)</Salaryrange>
      <Skills>Go, Node.js, Python, React, TypeScript, Postgres, BigQuery, D3, Recharts, Plotly, Blockchain fundamentals</Skills>
      <Category>Engineering</Category>
      <Industry>Finance</Industry>
      <Employername>Polychain Capital</Employername>
      <Employerlogo>https://logos.yubhub.co/polychaincap.com.png</Employerlogo>
      <Employerdescription>Polychain Capital is a cryptocurrency investment firm.</Employerdescription>
      <Employerwebsite>https://www.polychaincap.com/</Employerwebsite>
      <Compensationcurrency></Compensationcurrency>
      <Compensationmin></Compensationmin>
      <Compensationmax></Compensationmax>
      <Applyto>https://job-boards.greenhouse.io/polychaincapital/jobs/6888228</Applyto>
      <Location>Remote - San Francisco</Location>
      <Country></Country>
      <Postedate>2026-04-17</Postedate>
    </job>
  </jobs>
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