Senior Python Developer (+React)

We are looking for a Senior Python Developer to join a USA-based project. The company is developing a next-generation web interface platform that helps people capture ideas, thoughts, and context seamlessly, wherever they are. The product combines software and hardware, including a voice-first interface and a wearable device designed to make interaction feel intuitive and fast.

This is an early-stage, high-ownership environment where engineers work closely with founders, influence technical decisions, and help shape both the product and the engineering culture from the ground up.
 

Requirements:

Core Requirements:
— 7+ years of experience building and shipping production software in startup or fast-growing environments.
— Solid backend development experience with Python (FastAPI or similar frameworks).
— Practical experience with React and building web applications.
— Experience designing and maintaining API-first systems (REST), asynchronous services, and distributed architectures.
— Advanced debugging skills and experience investigating production incidents.
— Good understanding of system performance optimization and reliability engineering principles.
— Hands-on experience with observability and monitoring platforms such as Datadog, Grafana, Prometheus, OpenTelemetry, or similar tools.
— Solid understanding of logging, tracing, metrics, and alerting systems.
— Ability to improve system reliability, reduce latency, and maintain operational stability.
— Practical use of AI tools in daily development (e.g., AI-powered IDEs, code assistants, testing or refactoring tools).
— Clear communication skills and the ability to collaborate effectively with non-technical stakeholders.
— High level of ownership with the ability to drive technical decisions independently.
— English — Upper-Intermediate level or higher.

Infrastructure & Cloud:
— Deep understanding of AWS services and cloud infrastructure management.
— Knowledge of infrastructure scalability, reliability, and cost optimization practices.
— Experience operating and maintaining production environments.
— Familiarity with CI/CD workflows and infrastructure automation tools.

Nice to Have:
— Background in fast-paced startup environments and collaboration with cross-functional engineering teams.
— Experience developing internal engineering tools and developer tooling.
— Exposure to on-call rotations and production operations.
— Experience with containerized environments and deployment pipelines.
— Experience monitoring and optimizing AI-related costs, usage, and performance.
— Understanding of asynchronous and AI-related workflows.

Responsibilities:
— Collaborate with founders and cross-functional teams to refine and implement technical requirements.
— Design and build high-quality, scalable backend systems and APIs using Python.
— Conduct code reviews and ensure adherence to engineering best practices and maintainable code standards.
— Take ownership of production systems, including debugging issues, investigating incidents, and ensuring system reliability.

Interview stages:
— HR interview (30 minutes).
— Technical interview (1 hour).
— Interview with the customer (1 hour).
— Job offer🎉🎉🎉

We offer:
— Competitive salary.
— Challenging tasks and projects.
— Opportunities for professional development and growth.
— Flexible working hours.
— New hardware.
— Free English lessons.
— Table tennis and yoga classes.
— Availability of generators and Starlinks in the office.
— Small gym in the office.
— Adjustable height tables.
— Regular office fruit delivery and other benefits.

Let’s create value together!