Senior Full Stack Engineer (Node+React) - U.S. 100% remote

<p><br><strong>About Client: </strong><br><br>They are on a mission to make Americans healthier. Our simple and trusted benefits platform is delivering a new age of high-quality, personalized health coverage. Large and medium-sized employers love the time and cost savings we deliver. <br><strong><br>About Position: </strong><br><br>We are seeking a highly skilled Senior Full Stack Engineer to join our client’s growing engineering team. This role requires a versatile developer with strong backend expertise in Node.js and solid frontend experience in modern JavaScript frameworks (React, Angular, or Vue).<br><br><strong>Responsibilities</strong><br><br>Design, build, and maintain scalable full stack applications.</p>
<p>Collaborate with product and design teams to deliver high-quality user experiences.</p>
<p>Write clean, efficient, and well-documented code across the stack.</p>
<p>Ensure compliance with PCI-DSS standards and proactively address security vulnerabilities.</p>
<p>Participate in code reviews, architecture discussions, and technical planning.</p>
<p>Continuously optimize system performance, scalability, and reliability.<br><br><strong>Must have<br><br></strong>5+ years of experience as a Full Stack Engineer.</p>
<p>Strong proficiency in <strong>Node.js</strong> and backend architecture.</p>
<p>Proficient in <strong>React</strong>, Angular, or Vue.js for frontend development.</p>
<p>Solid understanding of REST APIs and microservices architecture.</p>
<p>Proven experience working with <strong>PCI-compliant</strong> systems and knowledge of data security principles.</p>
<p>Familiarity with cloud platforms such as <strong>AWS</strong>, Azure, or GCP.</p>
<p>Experience with CI/CD, containerization (Docker/Kubernetes), and infrastructure as code.</p>
<p>Excellent communication skills and ability to work collaboratively in remote teams.</p>
<p>Strong problem-solving skills and attention to detail.</p>
<p>Fluent in English.<br><br><strong>Nice to Have</strong><br><br>Experience with TypeScript in both frontend and backend.</p>
<p>Familiarity with GraphQL.</p>
<p>Experience integrating with third-party payment gateways (e.g., Stripe, Braintree, Adyen).</p>
<p>Knowledge of serverless architecture (e.g., AWS Lambda).</p>
<p>Experience with event-driven systems and message queues (e.g., Kafka, RabbitMQ).</p>
<p>Exposure to SOC 2 or HIPAA-compliant environments.</p>
<p>Familiarity with automated testing frameworks (e.g., Jest, Cypress).</p>
<p>Experience with monitoring and observability tools (e.g., Datadog, Prometheus).</p>
<p>Previous work in fintech, e-commerce, or healthtech sectors.</p>
<p>Knowledge of OAuth 2.0 and modern authentication/authorization patterns.</p>
<p></p>