Senior Backend Engineer — Observability Migration (Remote)

Felix; Tandil; Remote; ARS 127,737,000 - 255,474,000; Full time

Benefits offered by this job

Payment in USD

Remote work

Public holidays (Argentina)

Job summary

Darwoft is seeking a Senior Software Engineer to lead the observability migration from New Relic to OpenTelemetry Collector-based architecture. You will re-instrument applications, update manifests, and validate telemetry end-to-end in a high-scale fintech ecosystem.

Remote-first, contractor role with global coordination across US, LATAM and other regions. Strong skills in Java/Python/Go/TypeScript, OpenTelemetry, and cloud observability are required, plus experience with YAML/JSON manifests and

Qualifications

• Proven experience in software engineering with proficiency in at least one modern language (Java, Python, Go, or JavaScript/TypeScript).
• Hands-on experience with OpenTelemetry concepts, including distributed tracing, metrics, logs, and OpenTelemetry Collector configurations.
• Deep experience with cloud observability and migrating from legacy platforms like New Relic.
• Strong understanding of HTTP, APIs, and reading/modifying complex YAML/JSON manifests.
• Solid background in software testing, debugging log analysis, and validating high-cardinality telemetry data.
• Familiarity with modern software delivery workflows (Git, PRs, CI/CD).

Responsibilities

• Migrate instrumentation and telemetry configurations from New Relic to OpenTelemetry.
• Update YAML configuration files, environment variables, and deployment manifests.
• Run unit tests and validation suites to ensure telemetry is correctly generated and exported.
• Perform telemetry gap analysis to identify missing traces, metrics, logs, or attributes.
• Update dashboards, monitoring docs, and runbooks to reflect the OTEL architecture.
• Investigate collection/export errors and collaborate with platform engineers on edge cases.
• Maintain progress tracking and report migration risks.

Skills

Java

Python

Go

JavaScript/TypeScript

OpenTelemetry

Observability

YAML/JSON manifests

Testing

Git CI/CD

Tools

Git

CI/CD

Kubernetes

Job description

Darwoft is seeking a Senior Software Engineer to lead the observability migration from New Relic to OpenTelemetry Collector-based architecture. You will re-instrument applications, update manifests, and validate telemetry end-to-end in a high-scale fintech ecosystem.

Remote-first, contractor role with global coordination across US, LATAM and other regions. Strong skills in Java/Python/Go/TypeScript, OpenTelemetry, and cloud observability are required, plus experience with YAML/JSON manifests and