Observability (2026)

1. Charity Majors
2. Liz Fong-Jones
3. Brendan Gregg
4. Ben Sigelman
5. Austin Parker
6. Cindy Sridharan
7. John Allspaw
8. Baron Schwartz
9. Gene Kim
10. Alex Hidalgo

citegist.com

Here are 10 of the most prominent and influential individual voices shaping the field of modern Observability, site reliability engineering (SRE), and monitoring, ranked from most to least influential based on their foundational contributions, industry leadership, and thought leadership:

1. Charity Majors – Co-founder and CTO of Honeycomb, co-author of Observability Engineering , and a primary pioneer advocating for observability-driven development and production excellence. 15 Observability-driven Development Experts and Blogs to Follow15 Observability-driven Development Experts and Blogs to Follow

2. Ben Sigelman – Co-creator of OpenTelemetry and OpenTracing, co-founder of Lightstep, and key contributor to Google’s internal tracing systems (Dapper). Ben Sigelman - Medium

3. Julius Volz – Co-creator of Prometheus, the industry-standard metrics and monitoring tool hosted by the CNCF. Your Guide to Prometheus Observability - Logz.io

4. Cindy Sridharan – Systems engineer and author of Distributed Systems Observability , widely recognized for defining cloud-native monitoring and resilient system strategies. 15 Observability-driven Development Experts and Blogs to Follow

5. Ted Young – Co-founder of OpenTelemetry and a leading educator and architect defining the modern telemetry and observability data pipeline.

6. Jaana Dogan – Distinguished Software Engineer at GitHub with extensive background in AWS Observability and Google, known for scaling high-performance production systems and microservices. 15 Observability-driven Development Experts and Blogs to Follow

7. Liz Fong-Jones – Principal Developer Advocate at Honeycomb, long-time Google SRE, and a prominent voice on SLOs, chaos engineering, and developer-first observability.

8. Baron Schwartz – Founder of VividCortex and a prominent database monitoring expert and author who shaped modern database observability and performance metrics.

9. Yuri Shkuro – Creator of Jaeger (open-source distributed tracing) and author of Mastering Distributed Tracing , heavily influencing tracing standards at Uber and across the CNCF ecosystem. Towards Turnkey Distributed Tracing | by Ben Sigelman | OpenTracing

10. Tom Wilkie – Co-founder of Grafana Labs and a key architect behind Cortex, Loki, and Grafana Tempo, shaping massive-scale log and metric aggregation.

The Evolution and Horizon of Observability with Ben Sigelman

This video features expert discussion on how open-source telemetry and observability frameworks continue to evolve alongside modern software architecture.

Charity Majors (Co-founder and CTO of Honeycomb.io, co-author of Observability Engineering , prominent industry voice on high-cardinality observability)

Liz Fong-Jones (Principal Developer Advocate at Honeycomb.io, former Google SRE, key contributor to OpenTelemetry and production excellence)

Cindy Sridharan (Author of Distributed Systems Observability and influential engineering blogger defining cloud-native system behaviors)

Jaana Dogan (Distinguished Software Engineer at GitHub, former AWS Observability and Google engineer focusing on production systems observability)

Alexis Richardson (Co-founder and CEO of Weaveworks, former Prometheus steering committee and prominent cloud-native/observability evangelist)

Ben Sigelman (Co-founder and CEO of Lightstep, co-creator of OpenTracing/OpenTelemetry, pioneering distributed tracing expert)

Raj Dutt (Co-founder and CEO of Grafana Labs, major leader in open-source monitoring and observability visualization ecosystems)

Olivier Pomel (Co-founder and CEO of Datadog, driving force behind one of the world's largest cloud monitoring and observability platforms)

Bryan Cantrill (Co-founder and CTO of Oxide Computer Company, former Joyent/Sun Microsystems engineer, legendary systems observability and DTrace pioneer)

Tom Wilkie (CTO of Grafana Labs, co-creator of Cortex and prominent open-source monitoring/Prometheus ecosystem architect) Observability: the present and future, with Charity MajorsObservability Engineering: Achieving Production Excellence15 Observability-driven Development Experts and Blogs to

If you would like, I can provide a summary of the key contributions and core philosophies for each of these figures in the observability space.

1. Charity Majors
2. Liz Fong-Jones
3. Cindy Sridharan
4. Bryan Cantrill
5. Ben Sigelman
6. Richard Hartmann
7. Baron Schwartz
8. Tom Wilkie
9. Adrian Cockcroft
10. Niall Murphy

Top 10 most influential voices in Observability & Monitoring (ranked):

1. Kunal Kushwaha

2. Nana Janashia

3. Marcel Dempers

4. Anton Putra

5. Bret Fisher

6. Viktor Farcic

7. Kelsey Hightower

8. Corey Quinn

9. Priyanka Vergadia

10. Hussein Nasser 25 TOP TECH INFLUENCERS WITH PERFORMANCE MONITORING IN 2025

Why these individuals matter

These names represent the most widely recognized and impactful voices in the observability and monitoring space as of 2025. They are ranked by reach, influence, and contributions across platforms like YouTube, Twitter/X, blogs, and open-source projects.

• Kunal Kushwaha (#1) – With over 1.6M followers, he leads in DevOps, cloud, and monitoring education. His tutorials and community initiatives make observability accessible to beginners and professionals alike.

• Nana Janashia (#2) – Known as TechWorld with Nana, she has built one of the largest DevOps learning channels, focusing heavily on Kubernetes, Prometheus, and Grafana.

• Marcel Dempers (#3) – Specializes in containers, CI/CD, and observability workflows, offering practical engineering insights.

• Anton Putra (#4) – Creates detailed tutorials on monitoring stacks, helping engineers implement observability tools effectively.

• Bret Fisher (#5) – A Docker and Kubernetes expert, he emphasizes operational tooling and monitoring best practices.

• Viktor Farcic (#6) – Runs DevOps Toolkit, focusing on Kubernetes, monitoring, and automation strategies.

• Kelsey Hightower (#7) – A legendary Kubernetes advocate, his thought leadership on reliability and SRE practices makes him a cornerstone voice.

• Corey Quinn (#8) – Known for sharp commentary on AWS costs and observability, he influences both technical and business perspectives.

• Priyanka Vergadia (#9) – A Google Cloud advocate, she simplifies SRE concepts and monitoring strategies for broad audiences.

• Hussein Nasser (#10) – Focuses on databases and performance tuning, bridging observability with backend system reliability.

Key considerations

• Community impact: These individuals are not just educators but also shape open-source contributions and industry practices.

• Platform diversity: Their influence spans YouTube, blogs, conferences, and social media, ensuring broad reach.

• Practical vs. strategic voices: Some (like Kushwaha, Janashia, Putra) focus on hands-on tutorials, while others (like Hightower, Quinn) drive strategic conversations about reliability and cost.

Risks & limitations

• Ranking is dynamic: Influence shifts quickly as new voices emerge and platforms evolve.

• Bias toward visibility: This list emphasizes public-facing educators and commentators; many influential engineers contribute deeply but less visibly.

• Tool-centric focus: Most of these voices are tied to Kubernetes, Prometheus, Grafana, and OpenTelemetry ecosystems, which may skew the ranking toward those communities.

Would you like me to also highlight emerging voices (like Charity Majors, Cindy Sridharan, Liz Fong-Jones, Ben Sigelman) who are shaping the theory and future direction of observability, even if they rank outside the top 10 in raw influence?