Senior Backend Engineer (Architecture Focus) | Freelance

Job Description

Senior Backend Engineer (Architecture) auf www.freelancermap.at Senior Backend Engineer (Architecture) NovaSearch GmbH Ansprechpartner : Strahinja Karanovic Hamburg , Deutschland 100% Remote Freiberuflich ab sofort Dauer 1 Monat 100 % Auslastung Bewerben Merken Projekt drucken Projekt melden Projekt melden Nachdem Sie das Projekt gemeldet haben, erhalten Sie eine Bestätigung per E-Mail. Wir prüfen Ihre Angaben und ergreifen bei Bedarf die erforderlichen Maßnahmen. Warum möchten Sie das Projekt melden * Das Projekt ist nicht mehr aktuell Die Projektausschreibung ist unseriös Die Vertragsart ist falsch Der Stundensatz ist unrealistisch Projekt melden Projekt melden IT Client-Server-Architektur Event-driven Architecture Backend Event Driven Architecture Backend-programmierung Full Stack Entwicklung Live-Streaming Api Design Beschreibung Senior Backend Engineer (Architecture Focus) | Freelance Location: Germany (Remote) Remote Ratio: 100% Engagement: Freelance / Contract Project Overview We are building a new AI-native, creator-first live streaming platform for the European market from the ground up. The platform is designed as a scalable, GDPR-compliant ecosystem for content creators and their communities, leveraging modern technologies such as Go, Kafka, Redis, PostgreSQL, GraphQL, WebSockets, AI services, and cloud-native infrastructure . We are looking for a Senior Backend Engineer with a strong architectural mindset who enjoys combining hands-on software engineering with system design, technical decision-making, and mentoring. This role goes beyond pure implementation and includes active participation in architecture reviews, technical spikes, and the definition of foundational backend services that will support the platform's future growth. Responsibilities Design and implement highly scalable backend services in Go Contribute to architecture decisions and document them through ADRs (Architecture Decision Records) Design and review distributed systems and event-driven architectures Build and optimize APIs (REST & GraphQL) Design scalable real-time communication patterns using WebSockets Collaborate closely with the Dev Lead on technical strategy and delivery Mentor engineers and contribute to engineering best practices Participate in technical reviews, architecture discussions, and proof-of-concept initiatives Ensure high code quality through testing, code reviews, and performance optimization Key Technical Areas The role will contribute to the architecture and implementation of core MVP components, including: Real-time Chat Platform (WebSockets, Redis Pub/Sub, Kafka) Creator Dashboard Authentication & Identity Services Payments Integration Stream Status API AI Service Integration and Inference Endpoints Required Skills Expert-level Go (Golang) experience Concurrency Error handling Performance optimization Distributed Systems & Event-Driven Architecture Kafka WebSockets and real-time communication patterns Redis (Pub/Sub, caching) PostgreSQL Schema design Query optimization Database migrations REST API Design GraphQL API Design Architecture Decision Records (ADR) experience Testing in Go Unit Tests Integration Tests Contract Tests AI/ML Service Integration via REST APIs Experience 5+ years of backend engineering experience 2+ years operating at Senior Engineer level Proven experience delivering at least one production-grade greenfield product Experience working in fast-paced product environments Role Composition 50% Hands-on Development 30% Architecture & Technical Design 20% Mentoring & Technical Leadership Industry Media Streaming Creator Economy Consumer Technology Reporting Line Reporting directly to the Dev Lead Working Model 100% Remote within Germany Long-term freelance opportunity Immediate start Application deadline: 26.05.2026 Bewerben Für Freelancer Projekte finden Vorteile für Freelancer Preise und Leistungen Berufshaftpflicht Stundensatz Kalkulator Für Unternehmen Freelancer finden Vorteile für Unternehmen Preise und Leistungen Hilfe und Support FAQ Kontakt Blog Freelancer-Kompass Firmenverzeichnis Mehr von freelancermap Über uns Kundenstimmen Presse Karriere © 2005 ‐ 2026 freelancermap GmbH, Nürnberg Datenschutz Impressum AGB