Technical Support Engineer, L1/Frontline Support

Databento

Technical Support Engineer providing frontline support for customer API issues in the EU. Resolving common issues and escalating complex inquiries for leading fintech clients.

Posted 6/2/2026full-timeRemote • 🇬🇧 United KingdomJuniorMid-LevelWebsite

ATS Keywords

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Hard Skills

API usagePythontroubleshootingtechnical writingSQLDevRelfinancial tradingmarket dataobservabilitytechnical support

Soft Skills

technical communicationproblem-solvingcommunity managementcustomer supportdocumentation improvement

Tools & Technologies

WiresharktcpdumpGrafanaPrometheusLokiSentrySlackRedditcurlgdb

Industry Keywords

early-stage startuponboardingintegrationbillingescalationticket managementfeedbackFAQstutorialsblog posts

Tech Stack

Tools & technologies

GrafanaPrometheusPythonSQL

About the role

Key responsibilities & impact

Act as the first point of contact for customer support inquiries, resolving common customer issues related to API usage, onboarding, authentication, integration, and billing.
Escalate issues to L2/L3 support or engineering while maintaining accurate ticket status, reproduction steps, and logs.
Identify recurring questions and contribute improvements to documentation, FAQs, and onboarding materials.
Write technical content on occasion, including tutorials, how-to guides, and blog posts that help developers get the most out of our APIs.
Help manage and grow our online developer communities (Slack, Reddit, etc.) by answering questions and surfacing feedback.

Requirements

What you’ll need

Prior experience with Databento's API is strongly preferred, as well as familiarity with financial trading and/or market data.
At least 2 years of experience in technical support, QA, or engineering.
Working proficiency in Python.
Experience with troubleshooting tools (Wireshark, tcpdump, ss, nc, telnet, strace, gdb, perf, eBPF, lsof, curl, xxd, jq, SQL) is a plus.
Experience with observability tools (Grafana, Prometheus, Loki, Sentry) is a plus.
Strong technical communication skills. DevRel experience (e.g. managing Discord communities, creating technical blog posts, podcasts, videos, etc) is a plus.
Experience at an early-stage startup is a plus.
Based in the EU region to provide support coverage during business hours.

Benefits

Comp & perks

Health insurance
Professional development opportunities