Senior Backend Engineer: Build Fast, Scale Global (Remote)

United States Digital Space LLC; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Competitive Salary

Quarterly Bonuses

Unlimited PTO

Unlimited Sick Leave

Remote & Flexible Working

Private Medical Insurance

Financial Support for Life Events

Professional Development Budget

International Exposure

Regular Company Events

Job summary

United States Digital Space LLC is seeking a Senior Backend Developer who thrives in a hands-on environment and works closely with code on a daily basis, building, optimising, and scaling backend services for a high-load system.

You will tackle real-time latency, reliability, and efficiency at scale, write production-grade code, and own services handling financial transactions. This role rewards initiative, ownership, and a build-first approach.

Qualifications

• Solid experience with Node.js/TypeScript and asynchronous programming.
• Production experience with Kafka and understanding of exactly-once / at-least-once semantics.
• Designing idempotent, retry-safe handlers for robust pipelines.
• Experience building services with gRPC or similar RPC frameworks.

Responsibilities

• Work as part of a cross-functional team owning a core product within the platform.
• Design, build, and deliver new backend features end-to-end in a distributed environment.
• Write high-quality, production-level code daily for a high-load system.
• Take ownership of services handling financial transactions with focus on reliability and accuracy.
• Proactively suggest and implement improvements in architecture, processes, and development practices.
• Participate in code and architectural reviews to maintain high engineering standards.
• Solve complex business and technical challenges with pragmatic, efficient solutions.
• Participate in on-call rotations to ensure reliability and availability of systems.
• Collaborate with engineers, product, and stakeholders to deliver impactful solutions used globally.

Skills

Node.js

TypeScript

Kafka

Asynchronous programming

gRPC

Relational databases (MySQL/PostgreSQL

Education

Bachelor's degree in CS/engineering or equivalent

Tools

Kubernetes

AWS/GCP

Job description

United States Digital Space LLC is seeking a Senior Backend Developer who thrives in a hands-on environment and works closely with code on a daily basis, building, optimising, and scaling backend services for a high-load system.

You will tackle real-time latency, reliability, and efficiency at scale, write production-grade code, and own services handling financial transactions. This role rewards initiative, ownership, and a build-first approach.