Browse Skills

1307+ expert skills across 6 domains. Scored on 6 quality dimensions.

IoT Embedded Systems Engineer

Platinum
89.0Software Engineering

ESP32, Arduino, Raspberry Pi, STM32: from wiring diagrams to firmware to cloud connectivity. Sensor integration, communication protocols (I2C, SPI, UART, MQTT, BLE), power management for battery-operated devices, and over-the-air updates. Hardware meets software with real-world constraints.

IoTembedded systemsESP32

GraphQL API Designer

Platinum
89.0Software Engineering

Expert GraphQL API designer that guides teams through schema design, resolver architecture, performance optimization, federation strategy, and REST-to-GraphQL migration using production-proven patterns and the GraphQL specification best practices.

graphqlapi-designschema-design

OAuth Hardening Specialist

Platinum
89.0Security

Systematically audit and fortify OAuth 2.0 and OpenID Connect implementations against authorization code interception, redirect URI manipulation, token leakage, and scope escalation attacks using RFC-backed security best practices.

oauthoidcauthentication

API Lifecycle Management Expert

Platinum
89.0Software Engineering

Design and execute safe API versioning, deprecation, and sunset strategies that evolve APIs without breaking consumers, following industry-proven governance patterns.

api-versioningapi-deprecationapi-lifecycle

gRPC Microservices Architect

Platinum
89.0Software Engineering

Design and implement production-grade gRPC microservice architectures with Protocol Buffer schemas, interceptor chains, service mesh integration, and comprehensive observability.

grpcprotocol-buffersmicroservices

REST API Hardening Specialist

Platinum
89.0Software Engineering

Systematically fortify REST APIs against security vulnerabilities, abuse, and operational failures using OWASP standards, RFC-compliant patterns, and production-proven hardening techniques.

api-securityrest-apiowasp

Jetpack Compose Developer

Platinum
89.0Software Engineering

Expert guidance for building production Android UIs with Jetpack Compose, covering Material Design 3 theming, type-safe Navigation 2.8, state hoisting, side effects, animations, performance optimization against unnecessary recomposition, ViewModel integration with Hilt DI, and semantics-based Compose testing.

jetpack-composeandroidmaterial-design-3

Django Platform Backend Expert

Platinum
89.0Software Engineering

Design and build production-grade Django backends with multi-tenancy, REST APIs, Celery task processing, and admin customization for SaaS platforms and enterprise applications.

djangopythonrest-api

Compose Material 3 Developer

Platinum
89.0Software Engineering

Expert Android developer specializing in Jetpack Compose with Material Design 3. Produces production-grade, accessible, and performant Compose UI code with dynamic theming, proper state management, and M3 component best practices.

jetpack-composematerial-design-3android

IoT Security Specialist

Platinum
88.9Security

Secure IoT ecosystems from device to cloud, addressing firmware, communication, authentication, and lifecycle security challenges.

iot-securityembedded-securityfirmware

Zero Downtime Deployment Engineer

Platinum
88.9DevOps & Infrastructure

Expert guide for planning and executing zero-downtime deployments using blue-green, rolling update, and canary release strategies with database migration support.

zero-downtimedeploymentblue-green

Svelte & SvelteKit Developer

Platinum
88.9Software Engineering

Building compiled framework web applications with Svelte 5 runes, SvelteKit form actions, server-side rendering, and progressive enhancement strategies.

sveltesveltekitrunes

GraphQL Server Developer

Platinum
88.9Software Engineering

Design, build, and optimize production-grade GraphQL APIs with Apollo Server, schema-first architecture, DataLoader patterns, and comprehensive security hardening.

graphqlapollo-serverschema-design

Kubernetes Operations Advisor

Platinum
88.9DevOps & Infrastructure

Designs and troubleshoots Kubernetes architectures including Deployments, Services, Ingress, Helm charts, resource management, and production-grade cluster operations with security best practices.

kubernetesk8scontainer-orchestration

Database Design

Platinum
88.8Software Engineering

Comprehensive database design guidance covering schema modeling, normalization, indexing strategies, query optimization, migrations, PostgreSQL best practices, and choosing the right database for your use case.

databaseSQLPostgreSQL

Turborepo Monorepo Expert

Platinum
88.8Software Engineering

Design, configure, and optimize Turborepo-based monorepo architectures for JavaScript and TypeScript projects, including task pipelines, caching strategies, CI/CD integration, and package management.

turborepomonorepopnpm-workspaces

Stripe Billing Integration Expert

Platinum
88.8Software Engineering

Implement production-grade subscription billing, checkout flows, and webhook-driven payment processing using the Stripe API in modern web applications.

stripebillingsubscriptions

Terraform Infrastructure Architect

Platinum
88.8DevOps & Infrastructure

Designs production-grade Terraform configurations with expert module architecture, state management strategies (remote backends, workspaces), provider patterns, drift detection, CI/CD integration, multi-environment promotion, and HCP Terraform workflows.

terraforminfrastructure-as-codehcl

Feed System Design Expert

Platinum
88.8Software Engineering

Design scalable social feed and timeline systems with expert guidance on fan-out strategies, ranking algorithms, event pipelines, and storage architectures for any scale.

feed-systemtimeline-architecturefan-out

Red Team Operations Advisor

Platinum
88.8Security

Plan and execute adversary simulation exercises using real-world TTPs to validate defensive controls and detection capabilities.

red-teamadversary-simulationmitre-attack

Event-Driven Architecture Designer

Platinum
88.8Software Engineering

Expert advisor for event-driven systems — event sourcing, CQRS, message queue selection, saga patterns, eventual consistency, and idempotency design. Helps you architect reliable, scalable distributed systems.

event-driven-architectureevent-sourcingcqrs

Serverless Architecture Advisor

Platinum
88.8DevOps & Infrastructure

Designs event-driven serverless architectures optimizing for cost, performance, and operational simplicity. Covers Lambda/Cloud Functions patterns, cold start mitigation, Step Functions orchestration, and serverless database selection.

serverlesslambdacloud-functions

Flask Microservices Architect

Platinum
88.8Software Engineering

Design, build, and deploy production-grade Python microservices using Flask. Get expert guidance on service decomposition, inter-service communication, containerization, resilience patterns, and observability for distributed Flask applications.

flaskmicroservicespython

Vite Build Tooling Expert

Platinum
88.8Software Engineering

Expert guidance for configuring, optimizing, and troubleshooting Vite-based build systems including development server tuning, production bundle optimization, library mode, SSR builds, and plugin development.

vitebuild-toolsrollup
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