API Solution Architect – Node.js & Agentic API Engineering

Grey Parrot Systems is hiring an experienced API Solution Architect with deep Node.js expertise and proven LLM-powered agentic engineering experience to design, modernize, and govern enterprise-scale API solutions across cloud-native platforms.About Grey Parrot Systems Grey Parrot Systems is a women-owned, BEP-certified IT services firm headquartered in Naperville, IL. We partner with mid-market enterprises to deliver AI-first, governance-driven digital transformation. Our team of seasoned CIO/CTO practitioners works side-by-side with clients across retail, logistics, manufacturing, and healthcare — and we're growing.About the Role This is a principal-level API architecture role for a Node.js expert who combines deep enterprise API architecture expertise with cutting-edge AI-assisted engineering experience — including designing agentic API migration factories using chained LLM-driven pipelines with human-gated PR reviews. You will lead the architecture of secure, scalable, and high-performing APIs while driving API transformation and integration initiatives across cloud-native platforms. If you have 10+ years of software engineering experience with 5+ years in solution or enterprise architecture — and you are already building with LLMs, GitHub Copilot custom skills, and agentic engineering workflows — this role was built for you.Must-Have Skills10+ years of software engineering experience with 5+ years in Solution Architecture, Principal Architecture, or Enterprise Architecture rolesStrong hands-on expertise in Node.js, JavaScript, TypeScript, Express.js, NestJS, and FastifyProven experience designing and implementing enterprise-scale API platforms and integration architecturesExperience building agentic API migration factories — chained LLM-driven pipelines with human-gated PR reviews for legacy-to-modern API transformationExperience authoring and governing custom GitHub Copilot Skills and AI-assisted engineering accelerators as reusable delivery artifactsDeep expertise in REST, GraphQL, gRPC, WebSockets, and event-driven integration patternsStrong API security expertise — OAuth2, JWT, SSO, encryption, rate limiting, and threat mitigation controlsExperience with API management platforms — Apigee, Kong, AWS API Gateway, MuleSoft, or equivalentHands-on cloud platform experience — AWS, Azure, and/or GCPExperience with Docker, Kubernetes, serverless architectures, and container orchestrationStrong CI/CD pipeline, DevSecOps, and automated testing framework experienceExperience with SQL and NoSQL databases — PostgreSQL, MongoDB, DynamoDB, or equivalentStrong OAS-first (OpenAPI Specification) development workflow design and governance experienceExcellent communication, stakeholder management, and technical leadership skillsWhat You'll DoArchitect and lead the design of scalable, secure, and high-performance RESTful APIs, GraphQL services, and event-driven integrations using Node.js, NestJS, Express, and FastifyDesign and deliver agentic API migration factories — using chained LLM-driven pipelines with human-gated PR reviews to accelerate legacy-to-modern API transformation at enterprise scaleAuthor and govern custom GitHub Copilot Skills and AI-assisted engineering accelerators as reusable delivery artifacts across programs and teamsEstablish and promote OAS-first development workflows, standards, and governance across NestJS, Fastify, Express, Lambda, and serverless architecturesDefine enterprise API standards, architectural patterns, governance frameworks, and best practices for scalability, maintainability, and reuseDrive cloud-native API architectures aligned with enterprise integration strategies across AWS, Azure, and GCPImplement and enforce API security best practices — OAuth2, JWT, SSO, encryption, rate limiting, and threat mitigationLead API lifecycle management — design, documentation, versioning, deployment, observability, and governanceEvaluate, recommend, and integrate API management platforms — Apigee, Kong, AWS API Gateway, MuleSoft, or equivalentGuide development teams on microservices architecture, domain-driven design, event-driven systems, and asynchronous communication modelsEstablish observability, monitoring, performance engineering, and scalability testing frameworks to ensure APIs consistently meet SLAsCollaborate with DevOps and platform engineering teams on CI/CD pipelines, automated quality controls, and infrastructure-as-code practicesPartner with product owners, enterprise architects, and business stakeholders to translate business requirements into modern API-led solutionsProvide technical leadership, mentoring, and architectural guidance for engineering teams focused on modern API development and AI-assisted engineering practicesTech Stack Node.js · TypeScript · JavaScript · NestJS · Express.js · Fastify · REST · GraphQL · gRPC · WebSockets · OAuth2 · JWT · AWS · Azure · GCP · Docker · Kubernetes · Serverless · Lambda · Apigee · Kong · AWS API Gateway · MuleSoft · PostgreSQL · MongoDB · DynamoDB · GitHub Copilot (Custom Skills) · LLM APIs · Agentic Engineering Pipelines · CI/CD · DevSecOps · Kafka · RabbitMQ · EventBridge · Datadog · Prometheus · Grafana · OpenAPI Specification (OAS)Preferred QualificationsCloud certifications — AWS Solutions Architect, Microsoft Azure Architect Expert, or Google Cloud Professional ArchitectExperience implementing enterprise AI platforms, generative AI solutions, and LLM orchestration frameworksExperience developing and governing custom GitHub Copilot Skills, prompt engineering standards, and AI development acceleratorsExperience with Kafka, RabbitMQ, EventBridge, or other event-streaming technologiesFamiliarity with observability platforms — Datadog, Prometheus, Grafana, ELK, or New RelicExperience with API monetization, developer portals, and API product managementBackground in financial services, telecommunications, technology, or large-scale enterprise digital transformationExperience leading globally distributed engineering teams and large modernization programsDetailsLocation: Remote — US-based candidates preferredExperience: 10+ years (5+ years in Solution / Enterprise Architecture)Type: Contract / Full-TimeStart: ImmediateGrey Parrot Systems is an Equal Opportunity Employer. As a women-owned, BEP and WBENC-certified firm, diversity and inclusion are core to who we are. We consider all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, marital status, or any other legally protected characteristic. We strongly encourage applications from candidates of all backgrounds, identities, and experiences — including those from underrepresented groups in technology. Reasonable accommodations are available upon request.Stay Connected For more job openings, company updates, and AI industry insights, follow Grey Parrot Systems on LinkedIn.👉 https://www.linkedin.com/company/gparrot/We are always looking for talented, driven professionals to join our growing team. Whether this role is the right fit today or not, connect with us and be the first to hear about new opportunities as we expand across Chicago, Detroit, and the Midwest.