Sigma Technology Software Solutions AB jobb

Jobbeskrivning Vi söker en erfaren C# .NET utvecklare med minst 3 års erfarenhet och en civilingenjörsutbildning. Rollen kräver goda kunskaper inom utveckling i .NET-miljö och förmåga att arbeta självständigt och i team. Erfarenhet av molnplattformar som AWS, Azure eller GCP är meriterande, liksom vana av att använda verktyg som Claude Code eller Codex. Tjänsten kräver att du är svensktalande. Utveckla och underhålla programvara i C# .NET miljö Samarbeta med teamet för att leverera högkvalitativa lösningar Använda molntjänster för att optimera applikationer där det är relevant   Baskunskaper Minst 3 års erfarenhet av C# .NET utveckling Civilingenjörsutbildning Svensktalande   Personliga färdigheter, egenskaper, erfarenhet Erfarenhet av molnplattformar såsom AWS, Azure eller GCP Vana att använda kodstödjande verktyg såsom Claude Code eller Codex

Jobbeskrivning Join us at Sigma to be part of a team of consultants that will work at Apple with features relating to the Find My network. You will be part of the back-end services that locate lost devices even without network connections, using a crowd-sourced network of nearly a billion devices worldwide. You will work on designing, producing, and maintaining scalable, reliable, and privacy-focused services that operate at massive scale. This is a highly autonomous role where you'll handle everything from design to production within a fast-changing roadmap environment. Strong problem-solving skills and the ability to adapt to shifting priorities are crucial. Design, develop, and maintain highly scalable, reliable backend services supporting the Find My network Manage services end-to-end including design, production deployment, and ongoing maintenance Work collaboratively with multiple teams managing cross-team dependencies without compromising quality Adapt rapidly to shifting priorities and rewrite plans based on evolving goals, threat models, and partner requirements Build frameworks used internally and by other teams and developer communities Investigate and debug complex concurrency and production issues that appear only under real load or concurrency conditions Write clear technical documentation and communicate decisions effectively to both technical and non-technical stakeholders Baskunskaper 5+ years of production experience with deep expertise in Java, including memory model, garbage collection tuning, and concurrency utilities beyond synchronized Proven experience building and scaling customer-facing web services addressing authentication, authorization, availability, spam control, reliability, and performance tuning under load Strong understanding of distributed systems concepts such as consistency, partitioning, and failure modes Experience with data storage and caching technologies like Cassandra, Redis, or memcached Experience writing REST-based services using frameworks like Netty Knowledge and experience with CI/CD tools and full automation testing Strong written and verbal communication skills for explaining technical decisions, writing design documents, and collaborating across disciplines Personliga färdigheter, egenskaper, erfarenhet Knowledge of cryptography standards and protocols, including PKCS, KMIP, X.509, AES, KDF, CA Familiarity with machine learning systems, frameworks, and algorithms Experience with GitHub and build and deployment tools such as Maven, Docker, Spinnaker, and Kubernetes

Jobbeskrivning Join us at Sigma to be part of a team of consultants that will work at Apple with features relating to the Find My network. You will be part of an independent, small, and autonomous unit dedicated to building the user interfaces for a global network that locates devices without a network connection. This role involves owning the full product lifecycle, from early design discussions to production, within a dynamic environment where priorities evolve frequently. You'll collaborate closely with designers, product managers, and backend engineers using React, TypeScript, Docker, and GitHub, contributing to a highly scalable and privacy-conscious system. Design, build, and maintain the front-end interfaces that users interact with across a global device network Own the development process end-to-end, from early design conversations through production release Collaborate closely with designers and product managers to translate requirements into user-friendly interfaces Work with backend engineers to integrate and manage dependencies without compromising quality Adapt swiftly to changing priorities and project roadmaps while maintaining delivery standards Decompose complex features into manageable, high-quality deliverables that can be shipped steadily Implement automated tests and contribute to continuous integration and deployment pipelines Communicate technical decisions effectively to both technical and non-technical stakeholders Ensure accessibility is integrated into all aspects of the front-end development process Baskunskaper 5+ years of production experience shipping software to real users Deep expertise in JavaScript and strong proficiency with React Solid skills in TypeScript and modern CSS Experience debugging issues on real devices, slow networks, or with large data volumes Proven experience developing and maintaining complex single-page applications with state management, data-heavy views, and performance optimizations A strong understanding of user experience and interaction design, with an ability to critique designs early based on real data Accessibility included as part of the development process Comfortable consuming REST APIs and handling UI states for failure, latency, and partial data Ability to decompose large features into high-quality incremental deliverables Experience with automated testing and CI/CD tooling Strong written and verbal communication skills, able to explain technical decisions and document designs clearly Personliga färdigheter, egenskaper, erfarenhet Familiarity with modern web platform capabilities such as WASM, WebGPU, canvas rendering, and browser security models Back-end development experience, particularly with Java

Jobbeskrivning Join a dynamic team focused on delivering world-class geospatial data through innovative software solutions. The role involves working on complex applications and tools managing large datasets, addressing challenging problems that impact users significantly. Identify requirements for new features and propose appropriate designs and solutions Implement features using suitable programming languages Take ownership of delivering features and improvements that solve specific business problems   Baskunskaper Strong programming skills and system design capabilities Professional experience writing code in Scala, Java, C++, or similar languages Professional experience with Spark or Flink Ability to take ownership of tasks, identify requirements, prioritize, and progress with limited input Fluent English communication skills, effective listening, and clear messaging Experience in cross-team collaboration and communication   Personliga färdigheter, egenskaper, erfarenhet Experience in data engineering within large and complex domains Experience designing and implementing APIs and REST services Experience with frameworks such as Akka, Play (Scala), Spring Familiarity with GIS, geographical data, and related toolkits like JTS, ArcGIS, QGIS, OpenJump