Disclaimer Must read: Commitment & Focus This role requires full-time dedication with clear priority given to Darwoft projects during the established working hours. It is not compatible with other full-time professional engagements. Any additional professional activities must be disclosed in advance and must not interfere with the responsibilities or working hours of this role.
About Darwoft
Darwoft is a software factory that develops custom software solutions and provides IT staff augmentation services for international clients primarily in the United States and Latin America. We partner with startups and high-growth companies to build high-impact digital products. Our culture is people-first focused on technical quality long-term relationships and a collaborative mindset. We combine technical excellence with human proximity.
Senior Software Engineer Observability Migration Contractor Global
General Information
- Location: Remote (Global)
- Contract Type: Contractor
- Industry / Project: Fintech / Conversational AI & Infrastructure
- Time Zone: Coordination with US / LATAM / Integral teams
- English Level: Advanced (C1)
About the Role
We are seeking a Senior Software Engineer to support and execute a critical observability this role you will lead the transition of our application and infrastructure telemetry from New Relic to a modern OpenTelemetry (OTel) Collector-based architecture.
You will be responsible for re-instrumenting applications updating infrastructure manifests validating telemetry outputs and ensuring seamless monitoring coverage across our high-scale ecosystem without compromising operational visibility.
Key Responsibilities
- Migrate existing application instrumentation tracing and telemetry configurations from New Relic to OpenTelemetry.
- Update YAML configuration files environment variables and deployment manifests according to established architecture standards.
- Execute unit tests and validation suites to verify that telemetry is accurately generated transformed and exported to target backends.
- Perform telemetry gap analysis comparing existing New Relic data against OTel outputs to identify missing traces metrics logs or resource attributes.
- Assist in updating dashboards monitoring documentation and troubleshooting guides to reflect the OTel architecture.
- Investigate telemetry collection and export errors identifying root causes and collaborating with core platform engineers on complex edge cases.
- Maintain clear tracking and reporting of implementation progress edge cases and potential migration risks.
Requirements
Must-Have:
- Proven experience in software engineering with proficiency in at least one modern language (Java Python Go or JavaScript/TypeScript).
- Hands-on experience with OpenTelemetry (OTel)
concepts including distributed tracing metrics logs and OTel Collector configurations.
- Deep experience with cloud observability paradigms and transitioning off legacy platforms like New Relic.
- Solid understanding of HTTP APIs environment-based configurations and reading/modifying complex YAML/JSON manifests.
- Strong background in software testing debugging log analysis and validating high-cardinality telemetry data.
- Familiarity with modern software delivery workflows (Git PRs CI/CD pipelines).
Nice-to-Have:
- Experience operating or configuring OTel Collectors in Kubernetes or containerized environments.
- Knowledge of FinOps and cost-optimization strategies related to telemetry ingestion rates.
Key Deliverables & Success Criteria
- Execution: Successfully updated application instrumentation validated OTel Collector configs and verified end-to-end telemetry delivery to designated backends.
- Documentation: Updated technical documentation migration checklists and runbooks.
- Quality & Continuity: Zero removal of critical monitoring coverage during the migration window with all pull requests passing automated tests and code reviews.
What We Offer (Contractor)
- Contractor agreement with payment in USD.
- 100% remote work in an international setting.
- Access to Argentine public holidays.
- Direct involvement in modernizing core platform observability for a high-growth fintech ecosystem.
- Professional development learning platforms and referral programs.