CTO – Lead Developer, Impact Mindset

Players For Good gGmbH

. Co-own the selection and development of the tech stack .

Posted 10/14/2026part-timeCologne • GermanySeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in JavaScript, Flutter, or Python while contributing to the development and scaling of digital tools in a nonprofit context. Possesses strong communication skills in both German and English, fostering collaboration within the founding team.

Highest-signal resume keywords

JavaScriptFlutterPythonBilingual CommunicationNonprofit Project Engagement

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

JavaScriptFlutterPython

Soft Skills

InitiativeReliabilityEnthusiasm

Tools & Technologies

Digital ToolsInfrastructure

Industry Keywords

Nonprofit ProjectsSocial ValueTechnology Vision

Tech Stack

Tools & technologies

FlutterJavaScriptPython

About the role

Key responsibilities & impact

Co-own the selection and development of the tech stack
Take a hands-on role in developing the app and website
Maintain existing digital tools and infrastructure
Advise the founding team on technical matters
Plan the scaling of digital offerings
Help shape the organization’s technology vision from the outset
Collaborate as part of the extended founding team

Requirements

What you’ll need

Knowledge of JavaScript, Flutter, or Python is a major plus, but openness to other areas of expertise is welcome
Genuine interest in using technology to help improve people’s lives
Interest in nonprofit projects and creating social value
Willingness to contribute on a voluntary basis as part of the extended founding team
Flexible availability of 2–3 hours per week
Initiative and reliability
Enthusiasm for trying new things
Good German and English language skills

Benefits

Comp & perks

Voluntary position (initially unpaid)
Opportunity to transition into a paid part-time or full-time role as the collaboration succeeds and the organization grows
2–3 hours per week working from home, with complete scheduling flexibility
Experienced and committed founding team
Leadership role in a nonprofit organization with genuine responsibility
Opportunity to create social impact through your skills
Meaningful impact from day one