

Tekshapers
Dart Developer with DevEX
⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Dart Developer with DevEX, offering a contract length of "Unknown" and a pay rate of "$XX per hour." Key skills include TypeScript, Go, Python, and Angular. Experience in SDK plugin development and GCP/Firebase is required.
🌎 - Country
United States
💱 - Currency
$ USD
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💰 - Day rate
Unknown
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🗓️ - Date
April 8, 2026
🕒 - Duration
Unknown
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🏝️ - Location
Unknown
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📄 - Contract
Unknown
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🔒 - Security
Unknown
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📍 - Location detailed
San Jose, CA
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🧠 - Skills detailed
#JavaScript #TypeScript #AI (Artificial Intelligence) #Debugging #CLI (Command-Line Interface) #Code Reviews #Logging #Angular #GitHub #GCP (Google Cloud Platform) #Python
Role description
Role Overview
Own and deliver key components spanning plugin ecosystem maintenance, developer UI development, and agent middleware innovation. This role requires strong hands-on engineering, multi-language expertise, and a deep focus on developer experience (DevEx).
Key ResponsibilitiesPlugin Ecosystem (P0 – Critical)
· Maintain and enhance Genkit model & GCP/Firebase plugins across:
o Dart, TypeScript, Go, Python
· Resolve user issues, develop new SDK plug-ins and add-ons, and ensure ecosystem stability
· Collaborate with core SDK teams for feature updates and dependency alignment
Developer UI (P1)
· Build and enhance Dev UI (Angular frontend + TypeScript/CLI backend)
· Deliver end-to-end features, testing, and performance improvements
Agent Middleware (P2)
· Develop agent middleware and marketplace capabilities
· Build reusable agentic primitives aligned to AgentFlow architecture
Friction Logging (P3)
· Use Genkit as a customer to identify and document developer pain points
Core Skills
· Strong hands-on expertise in:
o TypeScript / JavaScript
o One or more: Go, Python, Dart
o Angular / modern frontend frameworks
· Experience in SDK plugin development, CLI tools, and developer platforms
· Strong debugging and problem-solving across multi-stack environments
· Proven, active contributions to open-source projects (must provide GitHub profile)
· Demonstrated experience in:
o Raising and resolving issues
o Contributing pull requests (PRs)
o Participating in code reviews and discussions
· Ability to showcase real contributions (not just forks or passive usage)
· Strong familiarity with GitHub workflows, OSS etiquette, and community engagement
· Experience with GCP / Firebase
• · Knowledge agentic AI systems / LLM-based workflows
Role Overview
Own and deliver key components spanning plugin ecosystem maintenance, developer UI development, and agent middleware innovation. This role requires strong hands-on engineering, multi-language expertise, and a deep focus on developer experience (DevEx).
Key ResponsibilitiesPlugin Ecosystem (P0 – Critical)
· Maintain and enhance Genkit model & GCP/Firebase plugins across:
o Dart, TypeScript, Go, Python
· Resolve user issues, develop new SDK plug-ins and add-ons, and ensure ecosystem stability
· Collaborate with core SDK teams for feature updates and dependency alignment
Developer UI (P1)
· Build and enhance Dev UI (Angular frontend + TypeScript/CLI backend)
· Deliver end-to-end features, testing, and performance improvements
Agent Middleware (P2)
· Develop agent middleware and marketplace capabilities
· Build reusable agentic primitives aligned to AgentFlow architecture
Friction Logging (P3)
· Use Genkit as a customer to identify and document developer pain points
Core Skills
· Strong hands-on expertise in:
o TypeScript / JavaScript
o One or more: Go, Python, Dart
o Angular / modern frontend frameworks
· Experience in SDK plugin development, CLI tools, and developer platforms
· Strong debugging and problem-solving across multi-stack environments
· Proven, active contributions to open-source projects (must provide GitHub profile)
· Demonstrated experience in:
o Raising and resolving issues
o Contributing pull requests (PRs)
o Participating in code reviews and discussions
· Ability to showcase real contributions (not just forks or passive usage)
· Strong familiarity with GitHub workflows, OSS etiquette, and community engagement
· Experience with GCP / Firebase
• · Knowledge agentic AI systems / LLM-based workflows






