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Senior Software Engineer , Site Reliability

Job in 600001, Chennai, Tamil Nadu, India
Listing for: Poshmark
Full Time position
Listed on 2026-02-27
Job specializations:
  • IT/Tech
    Systems Engineer
Job Description & How to Apply Below
Position: Senior Software Engineer I, Site Reliability
We're looking for a hands-on Mongo

DB SRE to join our Cloud Infrastructure Engineering team. You'll own the reliability of our Mongo

DB clusters, work closely with application teams on performance, and help drive automation and observability improvements.

What You'll Do

- Monitor and maintain Mongo

DB replica sets in production — health, performance, capacity, and change management
- Triage slow queries, analyze explain() plans, and recommend index strategies to application teams
- Implement and validate backup/restore procedures; monitor recovery posture against defined RTO/RPO targets
- Respond to database incidents, contribute to postmortems, and follow through on action items
- Build alerting rules, runbooks, and escalation paths for owned clusters
- Write automation scripts and contribute to IaC modules for database configuration
- Own Mongo

DB observability — dashboards, exporters, and custom metrics
- Participate in schema and query design reviews with engineering teams
- Conduct DR drills — simulate failovers, node failures, and recovery scenarios
- Mentor junior engineers through pairing, code reviews, and knowledge sharing

What We're Looking For

Must-Have
- 3+ years of hands-on Mongo

DB experience in production environments
- Working knowledge of replica sets — elections, oplog, read/write concerns
- Ability to read and act on explain() output and slow query logs
- Mongo

DB Associate DBA Certification (or equivalent demonstrated experience)
- Scripting proficiency in Python or Bash
- Comfortable on Linux — log analysis, disk/memory/process inspection
- Experience on-call for database infrastructure independently

Good to Have

- Exposure to sharded clusters — shard key selection, chunk migrations
- Mongo

DB Atlas experience
- Kubernetes basics (Mongo

DB Operator)

- Experience with Redis or Open Search in a production environment
- Cloud platform experience (AWS, GCP, or Azure)

Preferred Qualifications

- B.Tech/B.E. in CS or equivalent practical experience
- Background in a high-traffic SaaS or cloud-native company
- Mongo

DB Professional DBA Certification is a strong plus
Position Requirements
10+ Years work experience
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