Senior Full Stack Engineer – Payments

Job not on LinkedIn

🕒 August 9

🇵🇭 Philippines – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 45%

What it means: the chance that no one is really hiring for this job.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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Outside

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2019

✈️ Travel

🏥 Healthcare

🍽️ Food & Beverage

Travel • Healthcare • Food & Beverage

Outside is a consumer-focused media brand and magazine covering outdoor recreation, adventure, travel, gear, health, environment, and related culture. It publishes long-form journalism, news, gear guides, apps, and video and podcast content, and offers subscription products and member services to engage outdoor enthusiasts.

📋 Description

• Build across the payments platform, including the embeddable SDK, payment services, tokenization boundaries, webhooks, and reconciliation flows • Develop hosted-fields integration with iframe isolation and a gateway-agnostic API • Design client-side state handling for declines, 3DS, retries, and timeouts • Build session intent and gateway routing services • Implement tokenization boundaries, idempotency, HMAC-signed request flows, webhook logic, and reconciliation • Manage platform versioning and deprecation without breaking live merchants • Provide observability across the payment path • Improve the developer experience for engineers integrating with the platform • Work directly with product and client stakeholders • Clarify requirements, escalate ambiguity early, challenge incorrect approaches, and deliver autonomous, high-quality work

🎯 Requirements

• 7+ years building production software across frontend and backend • Strong React and TypeScript skills • Understanding of rendering behavior, state boundaries, effect lifecycles, and component API design • Strong backend engineering skills with .NET and React as the core stack • Ability to design services, reason about API contracts, debug across the stack, and contribute to architecture discussions • Payment systems experience, including gateway APIs, tokenization, hosted fields, webhooks, reconciliation, or equivalent correctness-critical domain experience • Security fundamentals including same-origin policy, CSP, CORS, XSS vectors, iframe isolation, and token handling • Daily use of Claude Code, Cursor, Codex, or equivalent agentic AI tools • Testing discipline and experience writing tests • Strongly preferred: Java, Kotlin, and Quarkus experience • Hands-on experience with gateway and tokenization stacks • PCI DSS scope reduction and SAQ A or SAQ A-EP experience • 3D Secure 2 implementation experience • Cloud and DevOps exposure with Azure or AWS • CI/CD ownership • Comfort working with incomplete specifications, changing requirements, autonomy, and direct product/client stakeholder interaction

🏖️ Benefits

• An inclusive and dynamic work environment that values creativity and collaboration • Opportunities to work on cutting-edge projects that make an impact • Competitive salary • Remote work • Professional development support

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