Senior Full Stack Python Engineer (Integrations)

We are building scalable, cloud-native services and web apps and need a Senior Full Stack Python Engineer (Integrations) to shape robust integrations. You will design event-driven and serverless solutions on AWS, deliver reliable REST APIs and webhooks, and build modern React/TypeScript front ends while coordinating with product, engineering, and external teams to ship dependable platform capabilities—apply now. Responsibilities Design, build, and maintain scalable, cloud-native applications and servicesImplement event-driven architectures using AWS Lambda, EventBridge, SQS, and Step FunctionsDevelop and operate long-running, fault-tolerant workflows and asynchronous processing solutionsArchitect, deliver, and support REST APIs, webhooks, and third-party system integrationsCreate backend services with Python, FastAPI, and PostgreSQLBuild modern front-end applications with React and TypeScriptDeploy and manage AWS infrastructure using Infrastructure as Code (CDK)Model data and optimize application performance in PostgreSQLCollaborate with product, engineering, and external teams to deliver dependable integrations and platform featuresContribute to Agile ceremonies, code reviews, and technical design discussions Requirements Proven experience (3+ years) building applications in PythonHands-on experience designing event-driven and serverless architectures on AWSPractical knowledge of AWS Lambda, EventBridge, and SQSStrong proficiency with AWS Step Functions, IAM, and CDKDemonstrated expertise architecting and delivering REST APIs, webhooks, and system integrationsSolid experience with PostgreSQL, including schema design and query optimizationAbility to develop web services using FastAPI and PydanticCompetency with React, TypeScript, and ReduxWorking knowledge of distributed systems, asynchronous processing, and workflow orchestrationClear understanding of OAuth2 authentication and authorizationProficiency using Git, Jira, and Agile development practicesEnglish proficiency at B2 (Upper-Intermediate) level or above Nice to have Background in healthcare, laboratory, or regulated environmentsExperience integrating third-party platforms via REST APIs, webhooks, and event streamsFamiliarity with workflow orchestration tools such as AWS Step Functions or TemporalAbility to design resilient, observable cloud-native systems We offer International projects with top brandsWork with global teams of highly skilled, diverse peersHealthcare benefitsEmployee financial programsPaid time off and sick leaveUpskilling, reskilling and certification coursesUnlimited access to the LinkedIn Learning library and 22,000+ coursesGlobal career opportunitiesVolunteer and community involvement opportunitiesEPAM Employee GroupsAward-winning culture recognized by Glassdoor, Newsweek and LinkedIn