Senior Full Stack & AI Engineer (m/w/d)

Overfly; Berlin; Hybrid; EUR 65.000 - 90.000; Vollzeit

Benefits dieser Stelle

Annual bonus

Equity in products

Customizable perks

4-day work week

Autonomous environment

Flat team structure

Remote or hybrid work

Zusammenfassung

Overfly, a Berlin-based partner for Applied AI, is seeking a hands-on full-stack developer to join our small team and bring ideas to production.

You’ll lead projects, choose tech stacks, and build frontend and backend solutions with TypeScript, React, Node, and Tailwind. Experience with AI integrations (LangChain, OpenAI, Vertex AI, Azure AI) and analytics tooling is a plus.

Qualifikationen

• 3–5+ years of full-stack development experience.
• Led at least one major project technically.
• Entrepreneurial mindset with track record of turning ideas into working products.
• Comfort with ambiguity and ability to work independently.
• Excellent communication and collaboration.

Aufgaben

• Lead projects from concept through to production-ready apps.
• Choose and evaluate the best tech stack for each project.
• Build front-end and back-end solutions using TypeScript (React, Node, Tailwind).
• Integrate AI solutions using LangChain, OpenAI, Vertex AI, and Azure AI.
• Set up analytics and event-tracking (Mixpanel, PostHog).
• Validate technologies through real-world testing and experimentation.
• Collaborate with designers, researchers, and users to ship usable products.
• Communicate with clients to clarify goals and expectations.

Kenntnisse

Full-stack dev

Entrepreneurial mindset

Independent worker

Communication skills

Learning mindset

AI side projects

Tools

TypeScript

React

Node.js

Tailwind CSS

Next.js

Vite

React Router

Supabase

PostgreSQL

Azure Cosmos DB

Vercel

Google Cloud

Jobbeschreibung

Join our small, hands-on team to create AI solutions in enterprise context and launch your own ideas at the same time. You’ll have real freedom, shape the tech, and share in the success (salary, earnings share and equity in products we launch). If you have a startup spirit, enjoy side projects, and want to see your work make a real impact, we'd love to connect.

About us

Overfly is a Berlin-based Partner for Applied AI. We're a team of engineers, product builders and strategists who help enterprises find high-impact AI use cases, then design and build them to production.

Tasks

What you’ll be doing

• Leading projects from initial concept through to production-ready apps.


• Choosing and evaluating the best tech stack and tools for each project.


• Building front-end and back-end solutions primarily with TypeScript (React, Node, Tailwind).


• Integrating AI solutions using tools like LangChain, OpenAI, Google Vertex AI, and Azure AI.


• Setting up analytics and event-tracking (e.g., Mixpanel, PostHog).


• Validating technologies through practical, real-world testing.


• Collaborating closely with designers, researchers, and users to build truly useful products.


• Communicating directly with clients, asking insightful questions and clarifying goals.

Requirements

What you’ll bring

• 3–5+ years of experience in full-stack development (React, Node, TypeScript).


• Experience taking the technical lead on at least one major project.


• An entrepreneurial mindset, you enjoy turning ideas into working products.


• Comfort with ambiguity and an ability to work independently.


• Great communication skills and a collaborative spirit.


• A passion for learning and experimenting with new technologies.


• Big Bonus: previous experience or side projects involving AI.

Tech we use

Our current tools include:

• TypeScript (React, Node), Tailwind CSS, Next.JS, Vite, React, React Router


• AI frameworks and APIs (LangChain, OpenAI, Google Vertex AI, Azure AI)


• Analytics tools like Mixpanel and PostHog


• Databases like Supabase, Postgresql, Azure Cosmos DB


• Deployment platforms (Vercel, Google Cloud)

Benefits

What we offer

• Competitive salary plus annual bonus based on company performance.


• Real equity in the products we build together, with an option to invest further.


• Customizable perks (transportation pass, gym membership, rental bike), choose what fits your life.


• 4-day work week as team default


• Autonomous, self-managed work environment.


• Experienced, flat team structure, no corporate hierarchy here.


• Opportunity to build practical, valuable AI products used by real people.


• Remote or hybrid work model: 2 days/week at Delta Campus, the rest remote.