Web Full Stack Tech Lead

Job not on LinkedIn

🕒 October 22, 2025

🏢🏡 London – Hybrid

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

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Logo of Clarity (formerly Anecdote)

Clarity (formerly Anecdote)

WebsiteLinkedIn

11 - 50 employees

Founded 2022

💼 Consulting

🏥 Healthcare

📦 Logistics

Consulting • Healthcare • Logistics

Clarity is a SaaS company (formerly Anecdote) that provides enterprise-grade AI-powered customer service and voice-of-customer solutions. Their platform uses NLP and AI agents with built-in safety guardrails to deliver accurate, compliant answers at scale, unify feedback from chats, reviews and social channels, auto-resolve repeat issues, and surface product and support insights for teams. Clarity emphasizes security and compliance (SOC 2, GDPR, HIPAA) and human-in-the-loop controls to prevent hallucinations and keep automation aligned with company policy.

📋 Description

• Build responsive React (TypeScript) frontends (state mgmt, data viz, virtualized tables, forms, charts, file uploads, accessibility). • Implement FastAPI services (async I/O, Pydantic v2, background jobs, caching) with robust testing. • Design Elasticsearch models & queries • Integrate AI features (streaming responses, structured outputs, eval hooks) to accelerate prototyping and user value. • Ship and run services on AWS and/or GCP (ECS/EKS/Lambda or Cloud Run/GKE), containerized with Docker. • Own CI/CD (GitHub Actions), IaC (Terraform), logging/metrics/tracing (OpenTelemetry, CloudWatch/Stackdriver, Grafana/Prometheus), and SLOs. • Optimize p95 latency, throughput, and cost; manage secrets, networking, VPCs, and build resilient retries/backoffs. • Work closely with design/PM on specs and UX polish; pair with back-end/ML on data contracts and APIs. • Partner with the Insights team on taxonomy/schema changes and with Data/ML on search & analytics expectations. • Write crisp docs, PRDs/tech notes, and demo your work to execs & customers. • Contribute to on-call for your services and drive post-mortems to closure.

🎯 Requirements

• Owner’s mindset: you take ideas from zero → shipped → observed → iterated; you sweat details and outcomes. • AI-native builder: Cursor, v0, Claude Code (and friends) are daily drivers for rapid prototyping and refactors. • React + TypeScript mastery: component design, hooks, performance, testing (Vitest/Jest, Playwright). • FastAPI expertise: async patterns, Pydantic schemas, pagination, auth (OAuth2/OIDC), rate-limits, background jobs. • Elasticsearch fluency: mappings/analyzers (ngrams, synonyms), aggregations, filters, sorting, performance tuning. • Cloud & DevOps: solid experience on AWS and/or GCP, Docker, Terraform, GitHub Actions, monitoring/alerts. • Datastores: Postgres (SQL, migrations), Redis (caching/queues). • Quality & security: code reviews, type safety, lint/format, secrets mgmt, least-privilege IAM, basic SOC2 hygiene. • Communicates clearly with product sense; ships value weekly.

🏖️ Benefits

• Remote-first freedom & flexible hours 🏠 • Regular off-sites & monthly virtual game nights 🎉 • Unlimited vacation (minimum 20 days encouraged) 🏝️ • Learning budget for conferences, courses & books 📚 • Startup equity in a rapidly growing market 💼

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