Senior Backend Engineer, Financial Microservices (Remote)

Atomic; United States; Remote; USD 140,000 - 190,000; Full time

Job summary

Atomic Vest, a fast-growing remote-first financial infrastructure company, seeks an experienced senior backend engineer to design and build high-assurance services that move money and manage accounts.

You will own gRPC and REST APIs, work with Temporal, Kubernetes, AWS, and Datadog, and ensure determinism, idempotency, and robust testing across multi-tenant systems. A CS degree or equivalent is expected, with 8–10+ years in backend development.

Qualifications

• 8-10+ years of software development building and operating production backend systems.
• Computer Science degree or equivalent experience.
• Go, or deep experience in another statically typed language and willingness to learn Go.

Responsibilities

• Design, develop, and architect microservices and Temporal workflows for money movement, trading, and account lifecycle.
• Work with a cloud-native stack (Temporal, Kubernetes, Istio, AWS) and AI/automation tools.
• Make architectural decisions and improve testing, determinism, idempotency, and retryable behavior.
• Own gRPC services end-to-end in a multi-tenant platform and expose partner-facing REST APIs.
• Instrument services in Datadog with traces, dashboards, and monitors.
• Integrate with custodians, clearing systems, banking partners, and generate tax documents.

Skills

Backend development

Distributed systems

Go programming

Python knowledge

Education

Computer Science degree or equivalent experience

Tools

Kubernetes

AWS

gRPC

protobuf

Datadog

OpenTelemetry

Job description

Atomic Vest, a fast-growing remote-first financial infrastructure company, seeks an experienced senior backend engineer to design and build high-assurance services that move money and manage accounts.

You will own gRPC and REST APIs, work with Temporal, Kubernetes, AWS, and Datadog, and ensure determinism, idempotency, and robust testing across multi-tenant systems. A CS degree or equivalent is expected, with 8–10+ years in backend development.