Backend Engineer

This is a fully remote position, open to applicants in Bulgaria.

📋 Description

• Develop and manage scalable backend systems that support AI-driven features in a production environment.

• Create high-performance inference pipelines and orchestration workflows.

• Establish clear service boundaries surrounding machine learning models.

• Take responsibility for system health and observability, which includes performance monitoring, structured logging, alerting, and incident response.

• Enhance latency and throughput through smart caching, request batching, and response streaming.

• Work collaboratively with client and machine learning engineers to provide stable, high-efficiency APIs for both mobile and desktop applications.

• Manage the inference and orchestration layer that powers intelligent features across client platforms.

⛳️ Requirements

• Demonstrated experience in core backend software engineering within production settings.

• Proficiency in Python and Node.js.

• Infrastructure experience utilizing Docker and Kubernetes.

• Practical experience in building and maintaining high-throughput, low-latency distributed microservices.

• Strong understanding of contemporary AI inference patterns, including LLMs, vector embeddings, and multimodal architectures.

• Hands-on experience in debugging and profiling complex distributed systems under significant load.

• Familiarity with commercial AI APIs, such as OpenAI and Anthropic.

• Knowledge of self-hosted open-source models.

• Production-oriented mindset with a focus on shipping, monitoring live system behavior, and rapid iteration.

🏝️ Benefits

• Substantial equity.

• High flexibility in compensation.

• Fully remote work opportunity.

• Strong sense of ownership and visible impact.

• Chance to work on a greenfield AI email product.

• Collaboration with top-tier engineers from leading tech companies.