Integration DeveloperClient: Government / Enterprise ClientLocation: RemoteSalary: $110,000–$120,000 annually, based on experience and technical interviewEmployment Type: Full-TimeCitizenship: U.S. Citizen RequiredKeywords: Integration Developer, Integration Engineer, API Developer, Backend Developer, Systems Integration, Azure, AWS, GCP, Python, Java, JavaScript, TypeScript, REST API, SOAP, GraphQL, OAuth2, JWT, API Security, MuleSoft, Apigee, Kong, Workato, BizTalk, Event-Driven Architecture, Message Queues, Pub/Sub, iPaaS, ESB, CI/CD, Cloud Integration, Data Transformation Position OverviewFathom Management is seeking an experienced Integration Developer to design, develop, and support scalable integrations across enterprise applications, APIs, data platforms, and cloud environments.The successful candidate will combine strong backend development and API integration skills with an understanding of modern integration architecture and cloud technologies. This position will work across the full integration lifecycle-from design and development through testing, deployment, monitoring, and production support.This is an excellent opportunity for an Integration Developer, Integration Engineer, API Developer, or Backend Developer who enjoys solving complex integration challenges and connecting internal and third-party systems through reliable, secure, and scalable solutions. Candidate Verification NoticeFor your protection and ours, Fathom Management conducts a brief candidate verification at the beginning of the screening process. Because we support State and Federal Government clients, this verification helps protect your identity, résumé, and application from unauthorized use and confirms that we are speaking directly with the individual who applied for the position.You may be asked to provide a photo of a government-issued identification document as part of this verification. Video verification may also be required.Identification is used solely for candidate verification and will be handled in accordance with Fathom Management's privacy and security practices. Current Technical Architecture & Development ExperienceCandidates should demonstrate recent hands-on experience with several of the following:Backend services and API development using Python, Java, JavaScript, and/or TypeScriptAzure, AWS, or GCP cloud environmentsRESTful APIs and other API technologies, including SOAP and/or GraphQLEnterprise integration platforms such as MuleSoft, Apigee, Kong, Workato, BizTalk, or comparable technologiesIntegration patterns including event-driven, pub/sub, hub-and-spoke, point-to-point, ESB, and iPaaSAPI security including OAuth2, JWT, SAML, and API keysMessage queues, asynchronous processing, and event streamingData mapping, transformation, orchestration, and exchange across heterogeneous systemsCI/CD pipelines and multi-environment deployments Required Qualifications3+ years of hands-on software development experience using one or more modern programming languages such as Java, Python, JavaScript, or TypeScript.Strong understanding of enterprise integration patterns and architectural styles.Hands-on experience designing and developing APIs and system integrations.Experience with RESTful services, SOAP, and/or GraphQL.Working knowledge of API security, authentication, authorization, versioning, throttling/rate limiting, and error handling.Experience with at least one major cloud platform: Azure, AWS, or GCP.Solid understanding of data mapping, transformation, orchestration, and integration across disparate systems.Experience across the software development lifecycle (SDLC), including development, testing, CI/CD, and deployment.Experience supporting deployments across multiple environments, such as Development, Test, UAT, and Production.Strong troubleshooting, analytical, and problem-solving skills.Excellent communication and ability to collaborate with technical and cross-functional teams.Preferred QualificationsBachelor's degree or equivalent experience in Computer Science, Engineering, Information Technology, or a related discipline.Experience with one or more enterprise integration platforms, including:MuleSoftApigeeKongWorkatoBizTalkExperience with Azure integration services and cloud-native architecture.Experience with message queues, event streaming, or pub/sub technologies.Experience supporting enterprise API management.Experience with automated testing and CI/CD practices.Experience supporting production integration environments.Key ResponsibilitiesDesign and develop end-to-end integration solutions spanning backend services, APIs, integration layers, and cloud infrastructure.Build scalable backend services and APIs using modern programming languages and/or enterprise integration platforms.Design and implement secure RESTful and enterprise APIs connecting internal and third-party systems.Apply appropriate integration patterns, including event-driven, asynchronous, pub/sub, ESB, and iPaaS architectures.Implement API security, authentication, authorization, versioning, throttling, and error-handling standards.Develop data mapping, transformation, and orchestration solutions across heterogeneous systems.Build, test, and deploy integration processes throughout the Dev, Test, UAT, and Production lifecycle.Support CI/CD pipelines and automated deployment processes.Monitor integration performance, troubleshoot issues, and provide post-deployment production support.Create and maintain architecture diagrams, technical specifications, data mappings, configuration documentation, and other technical artifacts.Collaborate with developers, architects, business stakeholders, and other technical teams to optimize data flows and integration solutions.Establish and follow integration development standards, design patterns, and best practices. What Makes Someone SuccessfulThe successful candidate will be:Hands-on and technically capableStrong in API and systems integrationComfortable working across cloud and enterprise environmentsExperienced troubleshooting production integrationsSecurity-minded when designing APIs and data exchangesAnalytical and solutions-orientedComfortable working with both modern development technologies and established enterprise integration platformsCollaborative and able to communicate effectively with technical and business stakeholdersComfortable managing multiple priorities and deadlines Benefits OverviewFathom Management offers full-time employees a comprehensive and competitive benefits package, including:Paid vacation, sick leave, and holidaysMedical, dental, and vision insuranceLife insuranceShort- and long-term disability401(k) retirement plan Military leaveProfessional training and developmentTuition reimbursementEmployee wellness programCommuter benefitsAnd moreEqual Employment OpportunityFathom Management is an Equal Opportunity Employer committed to fostering a diverse and inclusive workplace. All employment decisions are made without regard to race, color, religion, creed, national origin, sex, age, marital status, sexual orientation, gender identity, citizenship status, veteran status, disability, or any other characteristic protected by applicable federal, state, or local law.