Jordan Bertasso
Senior Software Engineer
Senior Software Engineer focused on platform engineering, observability, security, and distributed systems. Experienced in building tracing and reliability capabilities at scale, improving production readiness, and leading cross-team technical initiatives. Active in security communities through CTFs and workshops.
Experience
Atlassian
Sydney, New South Wales, AustraliaSenior Software Engineer
Feb 2026 – Present · 1 moPlatform engineer focused on observability, reliability, and developer experience for Jira and Confluence.
- Led tracing instrumentation across 13 core Jira experiences, mentoring two engineers to delivery.
- Scaled trace query platform to 500x more concurrent users and 31x higher throughput.
- Built dynamic sampling system that automatically covered 75% of trace-related support cases.
- Led zero-downtime migration from licensed to open-source Grafana Tempo, saving $700K/year.
- Applied LLMs to tracing data to auto-identify incident root causes and route to the right teams.
- Defined SLOs, tuned alerts, led incident response, and remediated FedRAMP security vulnerabilities.
- SME for frontend tracing — fixed trace-context propagation across hundreds of Jira and Confluence experiences.
Software Engineer
Nov 2021 – Feb 2026 · 4 yrs 3 mosBuilt observability tooling and platform capabilities for Jira and Confluence using AWS, OpenTelemetry, Kubernetes, Grafana, Splunk, Golang, and React.
- Shipped trace ID display in Jira's error flow — rendered millions of times weekly, adopted by Confluence, contributing to $12.5M+ in support cost savings.
- Built a tracing metadata pipeline processing 2.5B spans/hour, surfacing reliability insights in automated reviews.
- Designed tenant-targeted sampling for a latency-sensitive automation platform.
- Ran a distributed tracing event for 250+ engineers.
Macquarie University
Macquarie University, New South Wales, AustraliaSecurity Engineer
Mar 2019 – Mar 2022 · 3 yrsBuilt security tooling, automated threat hunting and vulnerability remediation, and created CTF challenges.
- Built custom security tooling and automation for threat hunting and vulnerability remediation.
- Created CTF challenges for security training.
Peer Assisted Learning Facilitator (PAL/PASS)
Feb 2019 – Jul 2019 · 5 mosLed peer-assisted learning sessions for an undergraduate physics unit.
Clerical Assistant
PPS · Sydney, AustraliaSupported business operations through QA of customer communications, credit control, premium-rate validation, and data entry.
Projects
Product Tracing Uplift
AtlassianExpanded distributed tracing coverage across all core Jira Cloud user experiences.
- Led two engineers to instrument 13 core Jira experiences end-to-end.
Trace Query Platform Scaling
AtlassianScaled Grafana Tempo to handle production-level load.
- 500x increase in supported concurrent users.
- 31x improvement in query throughput.
Frontend Trace ID Display
AtlassianSurfaced trace IDs in the Jira error flow to accelerate support ticket resolution.
- Rendered millions of times per week in a performance-sensitive frontend.
- Support tickets resolved 1.7 hours faster on average.
- Contributed to $12.5M+ in support cost avoidance; pattern later adopted by Confluence.
Dynamic Trace Sampling
AtlassianBuilt a multi-trigger dynamic sampling system for trace debugging and support workflows.
- Automatically activated from support tickets, anomaly detection, alerts, and manual triggers.
- Covered 75% of trace-related support cases with built-in cost and load safeguards.
Grafana Tempo Licensed-to-OSS Migration
AtlassianMigrated from licensed Grafana Tempo to open-source with zero downtime.
- Zero downtime, zero data loss.
- Saved over $700K in annual license costs.
Tracing Metadata Pipeline
AtlassianBuilt a high-throughput pipeline to extract and surface tracing metadata for engineering reviews.
- Processed 2.5B spans per hour.
- Automatically surfaced reliability issues in engineering review workflows.
Grafana Workshop
AtlassianOrganized and delivered a hands-on Grafana workshop for engineers.
- 250+ attendees across remote and in-person sessions.
Hosted monthly Sectalks sessions for approximately two years.
- Regularly organized and facilitated community knowledge-sharing sessions.
Skills
Platform Engineering
Observability
Software Engineering
Security Engineering
AI / LLMs
Technical Leadership
Education
Macquarie University
2018 – 2022Bachelor of Engineering (Honours) with Bachelor of Science · Software Engineering and Physics
WYWM Academy
2018 – 2019Penetration Testing and Cyber Security Analyst Training · Cyber Security
Awards
2nd Place in the International Cybersecurity Challenge (IC3 Games)
Macquarie University Jan Hext Prize for Fundamentals of Computer Science
Maquarie University Merit List
Also received in 2020, 2021, and 2022.
Dell Technologies Prize for Best Student in Software Engineering
Also received in 2020.
CySCA 2018, Second Highest Scoring Team of First Year Students
Certificates
Volunteering
Infrastructure
DownUnderCTFSupported infrastructure for DownUnderCTF and contributed to the security community through CTF participation and event involvement.
- Active in security meetups, conferences, and CTF communities.
- Participated in international cybersecurity competitions.
Interests
Security Community
Observability and Reliability