backend developer

Bright Data develops the HolaVPN visual challenge solving platform, combining orchestration services, computer-vision inference, and cloud infrastructure.

• Design, develop, and own critical back-end services end-to-end, from architecture to production;
• Participate in system design and architecture planning to optimize software performance, scalability, and reliability;
• Solve complex engineering problems involving distributed state, concurrency, tail latency, fault tolerance, and high-throughput pipelines;
• Debug production issues end-to-end across services, including gRPC channel churn, DNS/ASG failover, Redis queue backpressure, worker saturation, and memory fragmentation;
• Design and maintain solver logic for complex visual challenges, including image grids, drag-and-drop, object detection, and browser automation;
• Build and optimize pipelines integrating OpenAI reasoning, computer-vision inference, Redis Streams, MongoDB session tracking, and S3 screenshot archival;
• Take on independent responsibilities while contributing to the team's collective goals;
• Actively learn, adapt, and stay up-to-date with the evolving tech landscape and best practices.

• At least 3 years of hands-on experience in software development or engineering, focused on back-end systems;
• Strong fundamentals in algorithms, data structures, concurrency, distributed systems, and performance analysis;
• In-depth understanding of network protocols and security, including TCP/IP, DNS, HTTP, HTTPS, CORS, WebSockets, and gRPC;
• Proficiency in system design and architecture for product functionality, performance, scalability, and reliability;
• Proven experience debugging and fixing difficult production issues across multiple services or languages;
• Ability to learn quickly and work independently as well as in a team;
• Fluent English with excellent communication skills;
• Nice to have: JavaScript/Node.js, MongoDB, Redis, RabbitMQ, AWS, Docker, Kubernetes, Python, HTML, CSS, React, Triton Inference Server, computer vision, TensorRT/ONNX, ML model serving, AI agents, agentic workflows, LLM APIs, prompt engineering.

• Flexible schedule;
• Remote employees are paid $30–40/hour.