Senior Software Engineer – Contract

🔥 5 hours ago

🇺🇸 United States – Remote

⏳ Contract/Temporary

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 25%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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EducationSuperHighway

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2012

📚 Education

🤝 Non-profit

📡 Telecommunications

Education • Non-profit • Telecommunications

EducationSuperHighway is a nonprofit organization that originally led the national effort to close the K–12 classroom broadband gap and connect millions of students and low-income households to high-speed internet. Since 2020 it has expanded into direct household connectivity work and, having achieved dramatic broadband milestones, has transitioned into a Scholarship Granting Organization focused on closing the K–12 literacy gap by funding first-grade, one-to-one Science of Reading-based tutoring through Education Freedom Tax Credit scholarships.

📋 Description

• Build on the existing API-first full-stack platform connecting employers, employees, and payroll systems • Extend the platform toward the January 1, 2027 launch alongside the existing engineer • Integrate payroll and HRIS providers through Finch, including ADP Workforce Now, Dayforce, Workday, and UKG • Build direct integrations for providers Finch cannot reach, starting with Rippling • Handle assisted provider connections and pending deductions • Maintain and extend a provider-agnostic integration layer • Build employee enrollment flows and employer campaign and dashboard tooling on a multi-tenant platform • Implement employer single sign-on using OIDC, SAML 2.0, or email-code fallback • Check the IRS list of eligible scholarship granting organizations during designations and deductions • Capture the employee's state at payment • Design background job pipelines with status tracking, retries, dead-letter handling, error visibility, webhook ingestion, and drift detection • Support money movement and reconciliation using payments and ledgering providers such as Modern Treasury • Match payroll deduction files and ACH remittances to enrollments and maintain audit trails • Build compliance-aware year-end acknowledgement generation and delivery workflows • Track document delivery status and recover from failures • Apply security practices and data minimization when handling employee and financial data • Make and document architecture decisions balancing speed and long-term extensibility

🎯 Requirements

• 7+ years of full-stack engineering experience building production web applications • Early-stage startup experience and comfort with ambiguity • Experience building from 0 to 1 or extending an early-stage system alongside a small team • Regular use of AI coding tools such as Cursor, GitHub Copilot, Codex, or Claude for planning, code generation, debugging, and refactoring • Mature judgment about AI outputs • Strong third-party API integration experience, particularly OAuth flows and structured data write-back • Experience with payroll, HRIS, or other limited or inconsistent vendor APIs • Experience modeling relational data for complex, multi-step, multi-tenant stateful workflows • Ability to build and maintain reliable background job pipelines with named queue technology and operational visibility • Secure handling of PII and financial data • Comfort deploying and monitoring a production service • Clear communication and sound judgment in early-stage, ambiguous environments • Experience integrating payroll or HRIS platforms, including UKG, Rippling, ADP, Dayforce, Workday, or similar • Background in HR tech, benefits, workplace giving, or fintech • Familiarity with payroll deduction mechanics or year-end tax document and compliance-driven document delivery workflows • Experience designing provider-agnostic abstraction layers • Experience with payments or financial data flows such as ACH, ledgering, or reconciliation • Experience with single sign-on and identity provider integrations such as OIDC, SAML, or Okta • Experience integrating with Salesforce or another CRM • Must be legally authorized to work in the United States

🏖️ Benefits

• Strong path to full-time conversion for the right person • Contract/hourly compensation • Remote work arrangement