Customer Experience Engineer (APIs) - EST
Mosaic.tech
Customer Service
Washington, DC, USA
USD 85k-108k / year
We’re hiring a Customer Experience Engineer (Technical) to act as the highest level of technical escalation within our Customer Experience organization.
This is a deeply technical role focused on debugging complex system issues, investigating product behavior, and partnering closely with Engineering to drive resolution and long-term improvements.
You won’t just solve tickets—you’ll analyze systems, identify root causes, and improve how we operate at scale.
The base salary range for this role is $85,000 - $108,000.
There is a strong preference to fill this role in NYC with a hybrid schedule out of our office, but we will consider exceptional candidates who are based in the EST time zone and open to working remotely.
Location Eligibility: While can be a remote position, HiBob is currently authorized to hire in the following states: CA. CO, CT, DC, FL, GA, IL, IN, KS, MA, MD, MN, NC, NH, NJ, NV, NY, OH, OK, OR, PA, RI, SC, TN, TX, UT, VA, WA.
4–6+ years in Technical Support Engineering, Support Engineering, or similar roles
Strong SQL skills (joins, data validation, debugging datasets)
Deep understanding of APIs, webhooks, and integrations
Experience with logs and monitoring tools (e.g., Datadog, Splunk, etc.)
Proven experience handling high-severity technical incidents
Strong problem-solving mindset focused on root cause analysis
Nice To Have:
Experience in SaaS or microservices environments
Background in software development
Familiarity with observability and incident management practices
Experience building automation or internal tools
Lead investigations across APIs, integrations, webhooks, and backend systems
Perform root cause analysis using logs, SQL, and internal tooling
Reproduce issues and isolate failures across distributed environments
Partner with Engineering on bug triage and resolution
Analyze logs, traces, and database behavior to diagnose issues
Investigate API failures, authentication issues, and data inconsistencies
Work with observability tools to track incidents across services
Identify recurring patterns and propose systemic fixes
Build debugging frameworks and escalation playbooks
Improve issue reproducibility and reduce time to resolution
Contribute to automation and internal tooling
Mentor support engineers on advanced troubleshooting techniques
Create technical documentation and internal knowledge resources
Act as a bridge between Customer Experience and Engineering