Senior Backend Engineer - Observability Migration (Remote)

Fullstack Labs, Inc.; Tandil; Remote; ARS 185,448,000 - 278,173,000; Full time

Benefits offered by this job

Contractor payment in USD

100% remote work

Argentine public holidays access

Observability modernization project

Professional development

Job summary

Darwoft is seeking a Senior Software Engineer to lead observability migration from New Relic to OpenTelemetry. This remote, contractor role focuses on building a scalable telemetry architecture across a high-scale fintech stack.

You will instrument applications, update manifests, run validation suites, and ensure monitoring coverage without gaps. Strong Kubernetes, YAML, and CI/CD experience are essential, with excellent English communication.

Qualifications

• Experience in software engineering with Java, Python, Go, or JavaScript/TypeScript.
• Hands-on with OpenTelemetry including tracing, metrics, logs.
• Experience with cloud observability and migration off legacy platforms.
• Strong YAML/JSON manifest editing and API understanding.
• Strong testing, debugging, and telemetry validation.
• Familiar with Git, PRs, and CI/CD workflows.

Responsibilities

• Migrate instrumentation from New Relic to OpenTelemetry.
• Update YAML configs, env vars, and deployment manifests.
• Run unit tests and validations for telemetry outputs.
• Perform telemetry gap analysis against OTEL.
• Update dashboards and troubleshooting guides for OTEL.
• Investigate telemetry errors and collaborate with platform engineers.
• Maintain progress tracking and risk reporting.

Skills

Java

Python

Go

JavaScript/TypeScript

OpenTelemetry

OTel

Cloud observability

APIs

Git

CI/CD

Tools

Kubernetes

YAML

JSON manifests

Job description

Darwoft is seeking a Senior Software Engineer to lead observability migration from New Relic to OpenTelemetry. This remote, contractor role focuses on building a scalable telemetry architecture across a high-scale fintech stack.

You will instrument applications, update manifests, run validation suites, and ensure monitoring coverage without gaps. Strong Kubernetes, YAML, and CI/CD experience are essential, with excellent English communication.