Mid FullStak Developer

About AltimiAltimi is a technology acceleration partner with impressive experience spanning over 20 years, specializing in the successful delivery of software development projects for international customers. We are based in Poland. Our main area of operation is the DACH region and Scandinavia, where we are known for providing top-notch software development services.Our primary focus are managed services for companies seeking to accelerate growth, solve complex tech problems, build MVP/POC and/or modify legacy infrastructures.The main area of competence include Product & Application Engineering, DevOps, Cloud Security & Managed Services and AI & Data Enablement. Role OverviewWe are building SaaS platform focused on time tracking and GPS‑based workforce and fleet management. The product combines software with hardware integrations and processes real‑time data from field operations.We are looking for a Mid‑level Full‑Stack Developer who wants to grow in a production environment, work with a modern .NET‑based stack, and contribute to a scalable SaaS product used by real customers.ResponsibilitiesDeveloping and maintaining backend and frontend features of the SaaS platformWorking on APIs and data‑driven functionalityImplementing business requirements with attention to performance and qualityCollaborating with senior developers and the tech lead on architecture and design decisionsDebugging, improving, and maintaining existing featuresParticipating in code reviews and knowledge sharingWorking with real‑time data and external system integrationsRequirements3–5 years of experience as a Full‑Stack or Backend/Frontend DeveloperSolid knowledge of C# and .NETExperience with SQL databases and basic data modelingFamiliarity with at least one modern frontend framework (Angular / Vue / similar)Understanding of REST APIs and web application fundamentalsAbility to write clean, maintainable codeGood communication skills and working EnglishTech StackBackend & APIsC#, .NET (Framework 4.8, .NET Core, .NET 6)MS SQL (Azure), Entity FrameworkMongoDB (Atlas), RedisREST / SOAP APIs, IdentityServer, FirebaseFrontend & MobileAngularJS, Vue.js 2 (Quasar), TypeScriptMobile apps built with Cordova (transitioning to React Native)Infrastructure & DevOpsAzure Cloud (Web Apps, Storage)Azure DevOps, GitApple & Android app deploymentDomain & IntegrationsGPS device integrations (e.g. Teltonika, Digital Matter)IoT / telematics systemsReal‑time data processingWhats in it for you?Join for a role, stay for the development: More than 40% of our team is working with us longer than 5 years. Explore diverse domains, projects and modern technologies through internal mobility.Learn from the best: Almost 60% of all our colleague has over 10 years of professional experience.Flexibility: Work fully remotely, full-time from our office in Wroclaw or in a hybrid model.Practical benefits: private medical care, life insurance, sport card, English and German classes in small, online groups