Senior Solutions Engineer - Messaging APIs

# Senior Solutions Engineer - Messaging APIs > Freelance Latin America · Colombia (Remote) · Full-time · Posted 2026-09-03 **Workplace:** remote **Department:** IT ## Description We are looking for a Senior Solutions Engineer to support a U.S.-based technology-focused organization working with messaging and communication APIs. This remote role is ideal for a technically strong, intellectually curious engineer with hands-on WhatsApp Business API experience who can evaluate partner integrations, lead technical client engagements, and improve technical processes and tooling. ### Duties / Task to perform - Review partner code and Postman collections to confirm integrations are fully built to technical specifications, not simply functional for demonstration purposes. - Evaluate and score technical integration requirements against documented rubrics, ensuring consistent and defensible pass/fail decisions. - Serve as the technical lead for multiple client engagements, collaborating with project and operational leads throughout the integration lifecycle. - Independently manage the technical aspects of client projects while escalating appropriate issues to leadership. - Provide clear updates on the technical status of assigned projects and identify recurring integration challenges. - Recommend improvements to technical processes and products based on patterns observed across partner implementations. - Contribute to vendor onboarding tooling for Apple APIs by proposing feature and code improvements based on real-world usage and technical reviews. - Help improve technical review processes and internal tooling as you become familiar with existing workflows. ## Requirements - Senior-level Solutions Engineering capabilities with hands-on experience working with the WhatsApp Business API. - Previous WhatsApp API experience with a major messaging platform, Business Solution Provider (BSP), or technology provider. - Ability to review partner code, APIs, integrations, and Postman collections at a technical level. - Strong understanding of API integration requirements and the ability to assess implementations against documented specifications. - Ability to write and review code directly; AI tools should be used as support rather than as a substitute for hands-on technical capability. - Ability to independently lead the technical aspects of multiple client projects and determine when escalation is necessary. - Strong analytical and problem-solving skills with an interest in improving technical processes and tooling. - Fluent English with strong professional communication skills and familiarity with U.S. business culture expectations. - Collaborative, intellectually curious, and comfortable working with cross-functional teams. - Ability to successfully complete a criminal background check. Schedule & availability: Full-time, remote | Monday through Friday, 8:00 AM to 3:00 PM San Francisco time zone. ## Benefits - Fully remote work environment - Stable, long-term collaboration - Clear scope of responsibilities and structured workflows - Training and onboarding support - Opportunity to work with international teams - Exposure to modern tools and professional processes - Supportive and collaborative work culture - Opportunity for skill development and career growth ### 📌 Before You Apply, Please Read: At Freelance Latin America, we’re excited to connect you with meaningful remote opportunities. However, we want to be clear: ⏰ These are professional roles with set schedules defined by the client. Consistent availability is expected. You will have a set work schedule determined by the client, and you are expected to be present during those hours. 🤝 You will be part of the client’s team. You’ll follow their company guidelines, communication practices, and workflows, ensuring seamless collaboration. 📈 KPIs and goals matter. Your performance will be measured to ensure alignment with client expectations and project objectives. 🧑‍🏫 Training may be required. You might need to complete training to fully understand your role, tools, and client processes. 🎯 Commitment and responsibility are essential. We work with clients who rely on your dedication to deliver consistent, high-quality results. This is key to building trust and long-term partnerships. 🚀 Ready to grow your career with us? Apply only if you are ready to commit, learn, and take ownership of your role. ## Apply [Apply at Freelance Latin America](https://apply.workable.com/freelance-latin-america/j/B340CDD7ED/apply) --- Powered by [Workable](https://www.workable.com)