Jun 2025 – Jul 2026
RevenueOps · Backend Engineer
0.3%
Lead Loss (from 7.2%)
<6 min
Time to Detect (from 4.2h)
18%
Clearbit Cost Cut
Zero
Data Loss on Takeover
~60%
API Response Time Reduced
30+
Manual Workflows Eliminated
1000s
Real-time Synced Users
At RevenueOps, I took over a live, mission-critical lead-routing and enrichment pipeline built on self-hosted n8n — without dropping a single lead — then modernized it. I made failures visible, added resilience (retries + a dead-letter queue), moved everything into version control, and documented it so the next engineer inherits a transparent system. Lead loss fell from 7.2% to 0.3%, and time-to-detect issues from 4.2 hours to under 6 minutes.
A live, mission-critical n8n pipeline with no safe way to change it
n8n encrypts all credentials at rest — losing the encryption key makes every credential undecryptable
Failures were invisible: mean time to notice was 4.2 hours
7.2% of leads were being lost, largely to Clearbit rate limits
Hard-coded credentials and 300+ line Function nodes made the system fragile and opaque
Safe takeover: froze changes, took a verified Postgres backup, secured the AES-256 encryption key, and confirmed a full restore before touching code
Inventoried all ~14 workflows and traced webhooks and external dependencies (Clearbit, HubSpot, Slack)
Structured Slack alerting firing within 30 seconds of any failure
Exponential backoff retries (2s / 4s / 8s / 16s) plus a dead-letter queue for manual review
Exported every workflow to Git and tested changes against 5,000 captured historical payloads before incremental rollout
Extracted 12 hard-coded credentials into n8n's credential store; refactored monolithic Function nodes into modular sub-workflows
Safely took over a live, mission-critical pipeline with zero data loss
Built Slack alerting and structured observability logging
Added exponential backoff retries and a dead-letter queue
Moved all workflows into Git and tested against historical payloads
Extracted hard-coded credentials and refactored monolithic nodes into sub-workflows
Documented triggers, env vars, failure modes, and recovery for the next engineer
Extended the framework with Salesforce sync and lead scoring
Cut lead loss from 7.2% to 0.3% within a week
Reduced mean-time-to-detect from 4.2 hours to under 6 minutes
Reduced Clearbit spend by 18% via dedupe and retry logic
Took over a live mission-critical system with zero data loss
Turned an opaque system into a version-controlled, documented one
Near-zero lead loss protected a revenue-critical pipeline
Failures caught in minutes instead of hours
Lower enrichment costs through smarter dedupe and retries
A transparent, documented system the team can safely evolve
Automation
n8n (self-hosted, Docker + Postgres)
Integrations
HubSpot, Clearbit, Slack API, Google Sheets
Backend
JavaScript, Node.js, Webhooks, REST APIs
Reliability
Exponential backoff, dead-letter queue, observability logging
DevOps
Git version control
High-performance APIs and microservices
Stripe, Shopify, Microsoft Graph, telecom
LLM workflows, document processing
OAuth, Entra ID, Cognito
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