Soumya J.K. Senior SRE • AWS • Observability
Open to: Platform / SRE / DevOps London, UK

Reliability & platform engineering for AWS systems — with strong observability focus.

Senior Site Reliability Engineer with 8+ years of experience across cloud infrastructure, observability, and CI/CD. Hands-on with AWS, Terraform, and Elastic Cloud, with a track record of improving reliability, automation, and platform efficiency.

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Core Skills

what I work with

Cloud & Infrastructure

AWS (IAM, ECS, EC2, S3, CloudWatch, FIS)

Observability

Elastic Cloud, New Relic, Splunk, Zabbix

DevOps & CI/CD

Jenkins, Terraform, Ansible, Git

Automation & Ops

Shell, Python • Linux • Jira • Postmortems • Agile (Scrum)

Certifications

validated knowledge
  • AWS Solutions Architect – Associate
  • AWS SysOps Administrator – Associate
  • AWS Developer – Associate
  • ITIL Foundation V3 (AXELOS)

Working style

Cross-regional collaboration (UK, EU, APAC) • pragmatic trade-offs • ownership

Professional Experience

recent first
Trainline — Senior Site Reliability Engineer
London, UK
Mar 2024 – Present
  • Manage long-term observability data lifecycle in Elastic Cloud.
  • Drive chaos engineering initiatives using AWS Fault Injection Simulator (FIS).
  • Partner with UK, EU, and offshore teams for issue triage and feature rollout.
  • Collaborated on proofs of concept exploring MCP servers to support AI adoption and experimentation.
Trainline — Site Reliability Engineer
London, UK
Jul 2022 – Mar 2024
  • Led migration from in-house Elasticsearch to Elastic Cloud, improving stability and cost visibility.
  • Integrated AWS cost usage data into the observability stack to enable proactive cost optimisation.
  • Partnered with finance and platform teams across geographies to align resource usage.
  • Attempted to establish SLIs/SLOs to measure reliability and performance.
Trainline — Senior Platform Operations Engineer
London, UK
Mar 2020 – Sep 2021
  • Designed secure AWS IAM architecture with SSO and temporary access elevation.
  • Collaborated across business units to deploy IAM policies in multiple regions.
Trainline — Platform Operations Engineer
London, UK
Jan 2019 – Apr 2020
  • Championed Terraform adoption, introducing reusable modules for dev teams.
  • Conducted internal workshops for global teams to standardise IaC practices.
Wonga — Senior Production Support Engineer
London, UK
Jan 2018 – Dec 2018
  • Managed observability stack (Splunk, Zabbix, New Relic) across hybrid AWS/data centre environments.
  • Migrated CI/CD tools (Jenkins, Artifactory, Gerrit) to AWS, reducing on-prem maintenance.
Wonga — Production Support Engineer
London, UK
Feb 2017 – Dec 2017
  • Ensured 24×7 platform reliability as part of a global production support team.
  • Led postmortem reviews and coordinated with vendors and offshore teams for rapid resolution.
Infosys (Client: Goldman Sachs) — Senior Systems Engineer
Bangalore, India
Feb 2014 – Feb 2017
  • Supported reconciliation systems processing millions of trades daily.
  • Developed automation scripts improving incident resolution and operational efficiency.
  • Led follow-the-sun support rotations between India, UK, and US teams.

Education

foundation

B.Tech in Information Technology

University College of Engineering, Trivandrum • 2009 – 2013