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Open Source Certifications

Certification Paths & Badges

Explore the tracks, badge types, and review process before joining the CollabHub guild.

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Guild certification badge hall with level medallions

6

Tracks

18

Levels

17

Badges

Process

How Certification Works

Public visitors can review every path. A builder profile is required before work can be started, submitted, or certified.

1

Choose a Track

Pick the builder path that matches your role, craft, or next growth goal.

2

Complete Requirements

Work through resources, pass quizzes, and build project evidence.

3

Submit for Review

Project work is reviewed before a level can be marked complete.

4

Earn Credentials

Completed levels unlock verifiable certificates and profile badges.

Tracks

Certification Tracks

F

Frontend Developer

Master modern frontend development with React, TypeScript, and UI/UX best practices.

F 1

Level 1

Level 1 - Foundation

F 2

Level 2

Level 2 - Practitioner

F 3

Level 3

Level 3 - Senior

F 1
Level 1

Level 1 - Foundation

Master React basics, TypeScript fundamentals, and CSS styling.

6 Resources
3 Quizzes at 70%+
1 Reviewed Projects
Join to Start
F 2
Level 2

Level 2 - Practitioner

Master state management, testing strategies, and performance optimization.

8 Resources
3 Quizzes at 75%+
2 Reviewed Projects
Join to Start
F 3
Level 3

Level 3 - Senior

Master frontend architecture, accessibility, and lead teams.

10 Resources
3 Quizzes at 80%+
2 Reviewed Projects
Join to Start
B

Backend Developer

Build robust APIs, microservices, and scalable backend systems.

B 1

Level 1

Level 1 - Foundation

B 2

Level 2

Level 2 - Practitioner

B 3

Level 3

Level 3 - Senior

B 1
Level 1

Level 1 - Foundation

Master Django basics, REST API design, and database fundamentals.

6 Resources
3 Quizzes at 70%+
1 Reviewed Projects
Join to Start
B 2
Level 2

Level 2 - Practitioner

Master authentication, testing, and performance optimization.

8 Resources
3 Quizzes at 75%+
2 Reviewed Projects
Join to Start
B 3
Level 3

Level 3 - Senior

Master system design, scalability, and technical leadership.

10 Resources
3 Quizzes at 80%+
2 Reviewed Projects
Join to Start
P

Product Manager

Lead product development using RAD methodology and agile practices.

RAD Process

P 1

Level 1

Level 1 - Foundation

P 2

Level 2

Level 2 - Practitioner

P 3

Level 3

Level 3 - Senior

P 1
Level 1

Level 1 - Foundation

Master RAD Process basics, user stories, and prioritization.

6 Resources
3 Quizzes at 70%+
1 Reviewed Projects
Join to Start
P 2
Level 2

Level 2 - Practitioner

Master roadmapping, analytics, and user research.

8 Resources
3 Quizzes at 75%+
2 Reviewed Projects
Join to Start
P 3
Level 3

Level 3 - Senior

Master product strategy, market analysis, and lead product teams.

10 Resources
3 Quizzes at 80%+
2 Reviewed Projects
Join to Start
A

AI/ML Developer

Develop AI-powered applications, machine learning models, and intelligent systems using modern frameworks and Buildly AI tools.

A 1

Level 1

Level 1 - Foundation

A 2

Level 2

Level 2 - Practitioner

A 3

Level 3

Level 3 - Senior

A 1
Level 1

Level 1 - Foundation

Master ML fundamentals, data processing, and Python for data science.

6 Resources
3 Quizzes at 70%+
1 Reviewed Projects
Join to Start
A 2
Level 2

Level 2 - Practitioner

Master deep learning, NLP, and LLM API integration.

8 Resources
3 Quizzes at 75%+
2 Reviewed Projects
Join to Start
A 3
Level 3

Level 3 - Senior

Master ML systems design, RAG architecture, and lead AI initiatives.

10 Resources
3 Quizzes at 80%+
2 Reviewed Projects
Join to Start
A

AI Ethical Developer

Build responsible AI systems with ethical considerations, bias mitigation, transparency, and accountability.

A 1

Level 1

Level 1 - Foundation

A 2

Level 2

Level 2 - Practitioner

A 3

Level 3

Level 3 - Senior

A 1
Level 1

Level 1 - Foundation

Master AI ethics fundamentals, bias awareness, and regulatory compliance.

6 Resources
3 Quizzes at 70%+
1 Reviewed Projects
Join to Start
A 2
Level 2

Level 2 - Practitioner

Master fairness implementation, explainability tools, and privacy-preserving techniques.

8 Resources
3 Quizzes at 75%+
2 Reviewed Projects
Join to Start
A 3
Level 3

Level 3 - Senior

Master AI governance, auditing methodologies, and lead responsible AI initiatives.

10 Resources
3 Quizzes at 80%+
2 Reviewed Projects
Join to Start
L

Leadership

Lead development teams, manage technical projects, and drive engineering culture using agile and RAD methodologies.

L 1

Level 1

Level 1 - Foundation

L 2

Level 2

Level 2 - Practitioner

L 3

Level 3

Level 3 - Senior

L 1
Level 1

Level 1 - Foundation

Master team dynamics, effective communication, and technical mentoring.

6 Resources
3 Quizzes at 70%+
1 Reviewed Projects
Join to Start
L 2
Level 2

Level 2 - Practitioner

Master project management, hiring practices, and conflict resolution.

8 Resources
3 Quizzes at 75%+
2 Reviewed Projects
Join to Start
L 3
Level 3

Level 3 - Senior

Master engineering strategy, organizational design, and lead large engineering organizations.

10 Resources
3 Quizzes at 80%+
2 Reviewed Projects
Join to Start

Badges

Badge Types

F

First Contribution

Contribution Badge

Complete your first GitHub commit or pull request to an Open Build project.

A

Active Contributor

Contribution Badge

Make 10+ commits and contribute regularly to Open Build projects.

O

Open Build Graduate

Achievement Badge

Complete the Open Build development program and earn at least one Level 1 certification.

C

Community Leader

Leadership Badge

Mentor others and lead community projects. Must be a Level 3 certified member.

E

Elite Contributor

Contribution Badge

Make exceptional contributions with 50+ commits across multiple projects.

P

Problem Solver

Achievement Badge

Help others by answering questions and resolving issues in the community.

A

AI Developer - Foundation

Achievement Badge

Completed AI Developer Level 1 certification. Understands ML fundamentals and AI tool usage.

A

AI Developer - Practitioner

Achievement Badge

Completed AI Developer Level 2 certification. Can build and deploy AI/ML applications.

A

AI Developer - Senior

Achievement Badge

Completed AI Developer Level 3 certification. Expert in AI systems architecture and advanced ML.

A

AI Ethics - Foundation

Achievement Badge

Completed AI Ethical Developer Level 1. Understands ethical AI principles and bias awareness.

A

AI Ethics - Practitioner

Achievement Badge

Completed AI Ethical Developer Level 2. Can implement fair and transparent AI systems.

A

AI Ethics - Senior

Achievement Badge

Completed AI Ethical Developer Level 3. Expert in responsible AI governance and audit.

L

Leadership - Foundation

Leadership Badge

Completed Leadership Level 1. Understands team dynamics and basic management principles.

L

Leadership - Practitioner

Leadership Badge

Completed Leadership Level 2. Can lead small teams and manage technical projects.

L

Leadership - Senior

Leadership Badge

Completed Leadership Level 3. Expert in engineering management and organizational leadership.

C

CTO/Lead

Leadership Badge

Achieved CTO/Lead status with Level 3 in Leadership and 2+ additional tracks. Ready to lead engineering organizations.

Advanced

Composite Certifications

CTO/Lead Certification

The CTO/Lead Certification recognizes developers who have demonstrated senior-level expertise across multiple technical domains combined with strong leadership skills. Requirements: • Level 3 (Senior) certification in Leadership track • Level 3 (Senior) certification in at least 2 additional tracks • Minimum of 3 total Level 3 certifications

Level 3+
3 tracks required Leadership