PAppXite is a digital marketplace, CPQ and Billing platform for Telco, SaaS, Cloud and AI services enabling partners to build and monetize as-a-services offerings with flexible pricing models like Pay-Go, peak usage, reservations, pay per token, per outcome delivered or AI compute. Platform capabilities include pre-built vendor and catalog integrations with Microsoft, Google, AWS, Adobe, VMware and other worlds largest vendors. Our Platform has been recognized in the Canalys and Forester Tech Stack Reports as a featured platform in the B2B Ecosystem marketplace and integrations category. We have years of experience in the SaaS and software markets and long-term working relationships with the largest vendors in the world (e.g. Microsoft, IBM, AWS, Google, Adobe, Cisco etc.). Our platform enables the software and cloud service businesses of household names like Atea and Lenovo. /ppbr/ppbAbout the role: /b /ppAs an API Integration Engineer at AppXite, you will play a pivotal role in ensuring the highest level of integration success for our partner segments. Your focus will be on optimizing the effectiveness and efficiency of AppXite's vendor integrations, aiming to deliver an unparalleled purchasing experience and stable provisioning. /ppbr/ppbResponsibilities: /b /pulliDevelop and maintain robust integrations between AppXite and external APIs (REST/GraphQL/SOAP), data pipelines, and webhooks. /liliImplement event-based integrations using tools like message brokers (e.g., Kafka, RabbitMQ) or serverless/event-grid models (e.g., Azure Event Grid, Logic Apps). /liliCollaborate with architects and product managers to define integration contracts, data mappings, and transformation logic. /liliBuild and maintain middleware connectors for enterprise systems like CRM, ERP, billing platforms, or vendor marketplaces. /liliEnsure secure, scalable, and observable integration flows with proper logging, retries, and alerting mechanisms. /liliContribute to technical documentation, including integration specifications and flow diagrams. /liliWork with QA to define test cases and mocks for end-to-end integration testing. /liliParticipate in agile sprints, code reviews, and team planning sessions. /li /ulpbr/ppbRequirements: /b /pulli3+ years of experience in software development, with a focus on system integrations or API/middleware development. /liliStrong experience with RESTful APIs, OpenAPI/Swagger, JSON, and XML. /liliExperience working with Azure services such as Logic Apps, Function Apps, Event Grid, and/or Service Bus. /liliKnowledge of event-driven architectures and integration patterns (Pub/Sub, Webhooks, Retry Policies). /liliProficiency in one or more backend programming languages (C#, Python, JavaScript/TypeScript). /liliFamiliarity with API management tools (e.g., Azure API Management, Postman, SwaggerHub). /liliExperience with version control (Git) and CI/CD pipelines. /li /ulpbr/ppbNice to have: /b /pulliExperience integrating with SaaS vendor platforms (Microsoft, Adobe, AWS, Salesforce, etc.). /liliFamiliarity with iPaaS solutions (e.g., MuleSoft, Boomi, Azure Data Factory). /liliBackground in enterprise system integration (ERP, CRM, billing systems). /liliUnderstanding of security protocols (OAuth2, JWT, TLS) in integration contexts. /liliKnowledge of data transformation and ETL principles. /li /ulpbr/ppbWhy join us: /b /pulliRemote-First Flexibility: Enjoy the freedom of a fully remote role, or choose to work from our Latvia office. /liliWork With Global Tech Leaders: Collaborate on solutions used by some of the biggest names in the industry, including Adobe, AWS, Cisco, Google, IBM, Microsoft, Lenovo, and Liquid. Your work will help shape how these companies deliver services across the globe. /liliSkilled, International Team: Work alongside experienced professionals in a collaborative, multicultural environment. We value technical excellence, clear communication, and mutual support. /liliProfessional Development: Advance your skills with access to Microsoft certifications and continuous learning opportunities tailored to your role. /liliTime to Recharge: Enjoy four weeks of paid vacation per year, plus paid public holidays. /liliReferral Rewards: Help us grow our team - our employee referral program recognizes and rewards your contributions. /li /ulpbr/ppJoin AppXite Platform Engineering team and work with a talented group of engineers building out next-generation technologies! /p