API Integrations Engineer (Remote PH)
- Philippines
- Permanent
- Full-time
Location: Remote (Offshore) | Hours: Full-Time, GMT |Company Overview
We are a leading Mobile Engagement Platform tailored for Financial Institutions. Our platform enables personalized, real-time, and proactive messaging to customers, ensuring that financial decisions are made with the institution top of mind. In a nutshell: we build tech that drives personalization and growth for financial institutions. Backed by industry experts, we have established partnerships with numerous credit unions and community banks across the United States.Position Overview
We’re hiring a capable, execution-focused API & Integrations Engineer to develop a production-grade API platform and build out a series of critical fintech-related integrations. You’ll be instrumental in developing our API solution, connecting our system with external services that drive messaging, personalization, and customer lifecycle automation.This is a hands-on backend engineering role perfect for someone who deeply understands real-world systems integration—how to work effectively with third-party APIs, normalize data, and build reliable, well-documented services. You can join us on a project basis (3–6 months with scoped milestones), or as a full-time contributor with the opportunity to grow into a more senior or permanent role as we scale.Key Responsibilities
Design and develop robust REST APIs to expose customer, event, and trigger data to internal and external systems.Build secure, reliable fintech integrations by consuming third-party APIs and enabling real-time or near-real-time data flows.Handle complex authentication flows and payload mapping, working with APIs that use OAuth2, API keys, and token-based authentication.Write and maintain comprehensive API documentation using tools like Swagger or OpenAPI.Monitor and optimize integration performance, ensuring low latency, resilience, and clear error handling across all services.Collaborate seamlessly with front-end, product, and QA teammates to deliver complete, testable features.Own the integration codebase, taking responsibility for its maintenance, refactoring, and extensibility to ensure long-term stability and scalability.Required Skills and Experience
3–5+ years of backend development experience using Node.js, Python, Go, or an equivalent language.Strong background in building and consuming REST APIs; a solid understanding of API design patterns, authentication mechanisms, and webhooks.Proven experience integrating with third-party platforms specifically within fintech, banking, CRM, or martech domains.Familiarity with asynchronous job handling and messaging systems (e.g., queues, retry mechanisms, event consumers).Proficient in writing integration and unit tests, experienced with Git, CI/CD pipelines, and API testing tools.Ability to work independently from specifications or documentation and consistently deliver reliable, production-ready code.Nice to Have
Prior experience integrating with CRMs, banking APIs, marketing tools, or customer data platforms.Exposure to pub/sub architectures, message queues, or data pipelines.Experience with schema validation, API monitoring, or developer-facing API portals.Familiarity with fintech security and compliance best practices (e.g., tokenization, encryption, audit logging).What We Offer
Flexible Work Model: Choose between a project-based engagement or a full-time role, depending on your preference and availability.Clear Roadmap: Work with well-scoped integration targets and limited distractions, supported by a clear roadmap and milestone-based delivery.Growth Opportunity: A full-time role may evolve into a senior engineer or technical owner of the API layer as we scale.Direct Access: Work directly with product and engineering leads to quickly unblock issues and maintain focus.Execution-First Culture: Join a small, close, and highly capable team with a strong emphasis on execution.