Top Tech Jobs & Startup Jobs in St. Louis, MO

Serve as the primary technical advisor for a customer portfolio, analyze customer data to identify optimization opportunities, configure and manage integrations and platform settings, troubleshoot complex issues with Engineering/Product, and develop best practices and documentation to drive adoption and measurable business outcomes using AI-powered analytics.

Build, scale, and operate Elixir/Phoenix services for the treasury platform. Own features end-to-end from product framing to front-end, ensure reliability and observability, and collaborate with founders and a senior cross-functional team.

Manage partner-facing support and delivery operations: proactively analyze support channels, run ticketing and scheduling systems, triage and route requests, track deployments and utilization, build self-service documentation, and work with cross-functional teams to drive issues to resolution while improving operational systems and using AI tools for queue management and reporting.

Own delivery relationships with a portfolio of implementation partners, monitor engagement health, surface and resolve escalations, guide partner maturity, coordinate cross-functional responses, and manage partner-facing product/defect communications. Use AI tools to streamline portfolio management and reporting while ensuring customer outcomes and partner delivery quality.

Lead content strategy and production for Nue across written, video, and audio channels. Own scripting, production, editing, and publishing; run the company podcast and third-party placements; grow social presence; create content for CFOs/RevOps/Sales; analyze performance and iterate using AI-powered marketing tools and analytics; collaborate with marketing and cross-functional teams to integrate content across channels.

Lead enterprise data strategy and governance, build AI-ready data infrastructure and BI systems, own SharePoint platform, partner cross-functionally to ensure data quality, access, compliance, and user adoption.

Own corporate treasury operations including banking relationships, investment portfolio governance, cash flow forecasting, working capital optimization, treasury operations, debt management, SEC reporting, and cross-functional treasury support for a publicly traded payments company.

Lead CX strategy by mapping cardholder journeys, analyzing VoC and unstructured feedback, and developing an end-to-end CX roadmap. Drive implementation of systems, processes, service standards and AI-enabled tooling, partner cross-functionally and with external agencies, track CX KPIs tied to business outcomes, and translate findings to senior leadership while managing change to improve customer loyalty and satisfaction.

Lead credit risk and pricing strategy for Marqeta's managed credit card programs: design policies, pricing, and underwriting frameworks; build models with data partners; oversee portfolio monitoring, securitization analytics, governance, and partner advisory across cross-functional teams.

Design, develop, and maintain scalable API and UI automated test suites; integrate tests into CI/CD; perform load, stress, and endurance testing; analyze failures and root causes; mentor engineers and improve testing practices and frameworks.

Act as the embedded operational lead for an enterprise contingent workforce program: own onboarding, classification, escalations, reporting, and client relationships while coordinating cross-functional teams and improving processes, SOPs, and tooling. Use AI tools to streamline communications, documentation, and reporting.

Support GE HealthCare litigation portfolio by managing litigation casework, legal holds, and e-discovery. Serve as primary contact for counsel, custodians, HR, IT, and vendors; draft responses and notices; coordinate forensic collections; maintain matter files and trackers; schedule deadlines; perform legal research; assist budgeting, invoicing, and presentation materials; support global teams and process improvements.

The Enterprise Client Director develops account strategies, builds relationships with C-suite executives, leads teams, and drives enterprise opportunities in healthcare.

Own end-to-end voice platform migration and scaling: LiveKit migration, real-time turn-taking, VAD, SIP/WebRTC, multi-agent handoff, training/fine-tuning voice models, inference cost optimization, and retrieval-based grounding using Supabase/pgvector.

Lead and conduct AML, anti-fraud, and securities fraud investigations; prepare SARs; respond to sanctions and regulatory requests; maintain risk assessments; support audits and regulatory engagements; develop policies, procedures, and monitoring controls; collaborate with stakeholders and compile reports for management and regulators.

Design and own FedRAMP reference architectures across AWS, Azure, and GCP. Set engineering standards, review custom architectures, mentor engineers, support continuous delivery and compliance automation, and represent Coalfire in FedRAMP community and strategic pursuits.

Design, build, and deploy repeatable FedRAMP-aligned security capabilities using IaC and automation. Implement continuous monitoring, validate compliance evidence, deploy into client environments, mentor junior engineers, and contribute documentation and runbooks.

Lead end-to-end PCI and IT security assessments, including audit planning, evidence review, technical control testing, client interviews, and report (ROC) preparation. Provide quality control and mentorship, manage project priorities with PMs, interface with clients at all levels, identify upsell opportunities, and maintain industry certifications. Travel 25–50% and work remotely as needed.