Senior Technical Writer(Payment Domain)

About ThoughtFocusThoughtFocus is a global IT services and solutions company with deep capabilities across Data & Analytics, Cloud, Modern Engineering, and Financial Services technology. Headquartered in the US with delivery centers in India, we partner with leading enterprises to build scalable, future-ready technology solutions. Our teams are built on a culture of ownership, expertise, and long-term client partnerships — and talent is at the heart of how we grow. - Title: API Technical WriterExperience Level: 3–7 yearsLocation: Flexible / RemoteRole OverviewResponsible for creating clear, accurate, and developer-friendly API documentation aligned with OpenAPI specifications and Redocly-based publishing workflows.Key ResponsibilitiesWrite and maintain API documentation (reference + guides)Convert OpenAPI specs into structured, readable documentationCreate onboarding guides (authentication, sandbox usage, workflows)Develop examples (requests/responses, use cases)Collaborate with API specialists to resolve inconsistenciesEnsure documentation aligns with actual API behaviorMaintain documentation using Git-based workflows (PRs, versioning)Payments Knowledge: Must have understanding of Payments Merchant Services, API key provisioning, and API /integration requirements of sandbox vs. production environments for payments gateways.Persona-Based Writing: Ability to pivot tone and complexity between a /"Business User/" looking for value and an /"External Developer/" looking for syntax.Structure documentation for AI consumption (LLMs), ensuring prompt-driven workflows and machine-readable task guidance. Manage the end-to-end documentation lifecycle using GitHub-based workflows, ensuring all artifacts are optimized for Redocly’s rendering engine.Cross-Functional Strategy: Partner with Product and Design to create /"Service Blueprints/" that map the user journey from discovery to production.Required SkillsStrong Markdown writing skillsExperience with API documentation (REST APIs)OpenAPI 3.x understanding (read/write/edit specs)Git / GitHub workflows (branching, PRs)JSON / YAML familiarityExperience with tools like:Redocly / Swagger / Postman / StoplightGood to HaveExperience with docs-as-code systemsFamiliarity with developer portalsBasic understanding of authentication (API keys, OAuth2)Ability to write for both technical and semi-technical audiencesWhat Success Looks LikeClear, self-service documentation requiring minimal supportReduced onboarding friction for developersConsistent, accurate API documentation across all endpoints

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