JobbeskrivningJoin 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 networkManage services end-to-end including design, production deployment, and ongoing maintenanceWork collaboratively with multiple teams managing cross-team dependencies without compromising qualityAdapt rapidly to shifting priorities and rewrite plans based on evolving goals, threat models, and partner requirementsBuild frameworks used internally and by other teams and developer communitiesInvestigate and debug complex concurrency and production issues that appear only under real load or concurrency conditionsWrite clear technical documentation and communicate decisions effectively to both technical and non-technical stakeholders Baskunskaper5+ years of production experience with deep expertise in Java, including memory model, garbage collection tuning, and concurrency utilities beyond synchronizedProven experience building and scaling customer-facing web services addressing authentication, authorization, availability, spam control, reliability, and performance tuning under loadStrong understanding of distributed syste…MjukvaruutvecklareMjukvaru- och systemutvecklare m.fl.