Full Stack Engineer | $80/hr | Remote

Full-Stack Software Engineers, Backend & Frontend Developers. Remote AI Project We are seeking experienced Full-Stack Software Engineers, Backend Engineers, Frontend Engineers, Application Developers, and Software Engineers to contribute to advanced AI training through realistic software development, debugging, architecture, and code-evaluation tasks. You will work across complete application stacks, including browser applications, APIs, backend services, databases, authentication, integrations, infrastructure, and deployment, while reviewing and improving complex software solutions across multiple programming languages. What You’ll Do Develop and modify frontend and backend application componentsBuild user-facing features and the APIs, services, and data models that support themDebug issues across browsers, frontend applications, backend services, databases, and external integrationsTrace requests and data through complete application workflowsWork inside unfamiliar repositories and quickly understand existing architectureDiagnose authentication, authorization, persistence, networking, state-management, and deployment issuesReview and improve software written in multiple programming languagesTranslate full software implementations from one programming language or technology stack into anotherPreserve functionality, behavior, architecture, and edge-case handling during code translationReview AI-generated code for correctness, completeness, performance, security, and maintainabilityIdentify bugs, missing functionality, architectural weaknesses, and implementation shortcutsRefactor existing code while maintaining expected application behaviorCreate technically rigorous reference solutions and validation criteriaDocument technical decisions, assumptions, tradeoffs, and implementation details Who Can Apply Relevant backgrounds include: Full-Stack Software Engineers, Senior Full-Stack Engineers, Staff Full-Stack Engineers, Principal Full-Stack Engineers, Full-Stack Developers, Senior Software Engineers, Software Developers, Application Engineers, Application Developers, Product Engineers, and Web Application Engineers. Frontend backgrounds may include: Frontend Engineers, Senior Frontend Engineers, React Engineers, React Developers, JavaScript Engineers, TypeScript Engineers, UI Engineers, Web Engineers, Angular Developers, Vue Developers, Next.js Developers, and Client-Side Application Engineers with meaningful backend experience. Backend backgrounds may include: Backend Engineers, Senior Backend Engineers, API Engineers, Server-Side Engineers, Node.js Engineers, Python Backend Engineers, Java Backend Engineers, .NET Engineers, Go Engineers, Rust Engineers, and Backend Application Developers with meaningful frontend experience. Additional relevant backgrounds include: Platform Engineers, Systems Engineers, Cloud Engineers, Distributed Systems Engineers, Software Architects, Technical Leads, Developer Tools Engineers, Integration Engineers, DevOps Engineers, Site Reliability Engineers, SREs, and Infrastructure Engineers who regularly work across application layers. Language-focused candidates may include: Python Engineers, Java Engineers, C# Developers, .NET Developers, C++ Engineers, Golang Engineers, Go Developers, Rust Engineers, TypeScript Developers, JavaScript Developers, Kotlin Engineers, PHP Developers, Ruby Developers, Scala Engineers, and Polyglot Software Engineers. Relevant Full-Stack Experience Strong candidates may have experience with: Frontend application developmentBackend service developmentREST APIsGraphQL APIsRPC and gRPC servicesBrowser applicationsServer-side applicationsAuthentication and authorizationSession managementApplication stateDatabase designORM and query layersCachingFile storageBackground jobsMessage queuesEvent-driven systemsThird-party integrationsWebhooksCloud deploymentContainerized applicationsObservabilityLoggingMonitoringCI/CDProduction debugging Requirements Strong professional experience building and shipping production full-stack applicationsMeaningful hands-on experience with both frontend and backend engineeringProduction experience with multiple programming languagesStrong understanding of browser applications, APIs, application state, databases, and service integrationsExperience understanding and contributing to complete software architecturesAbility to work effectively inside unfamiliar repositoriesStrong debugging and technical problem-solving skillsAbility to trace failures across multiple application layersExperience reading and evaluating code written by other engineersAbility to reason about correctness, performance, security, and maintainabilityStrong written communication and technical documentation skillsAbility to work independently on technically complex tasks Preferred Background Senior-level full-stack engineering experienceExperience owning complete features from UI through databaseExperience working across multiple programming languagesExperience translating or migrating software between languages or frameworksExperience modernizing legacy applicationsExperience working with large or mature production codebasesExperience with distributed systems and cloud infrastructureExperience conducting rigorous code reviewsExperience debugging production incidentsExperience designing APIs and database schemasExperience building secure authentication and authorization systemsExperience mentoring software engineersExperience writing technical design documents This opportunity is ideal for experienced full stack engineers who enjoy building real products, learning unfamiliar systems quickly, working across multiple technologies, and testing the limits of next-generation AI models. 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