Job
- Level
- Experienced
- Job Field
- Web, Data, Full Stack
- Employment Type
- Full Time
- Contract Type
- Permanent employment
- Location
- Vienna
- Working Model
- Hybrid, Onsite
Job Summary
You will build engaging web applications, translate complex AI data into intuitive dashboards, and integrate APIs to deliver a seamless user experience for enterprise clients.
Job Technologies
Your role in the team
At Rankscale, we are building software to help hundreds of brands (such as Bosch, REWE, L'Oreal, Publicis Groupe) monitor and improve their visibility in AI search engines such as ChatGPT, Gemini, Claude, Perplexity. We are looking for people who embrace AI tooling to 10x what they are capable of.
We are scaling fast and need someone who can own our frontend and product experience: turning complex AI visibility data into intuitive dashboards, powerful filtering and seamless user workflows that enterprise clients love.
We hire based on talent and drive, not years of experience or credentials. If you can build, we want to hear from you.
You will work alongside 2 other full stack developers, a data engineer, a front-end developer, the CEO, and the CPO.
Where this goes: In 12 months, you will be the go-to person for all things product and frontend at Rankscale, shaping the user experience as we expand to new markets, engines and scale our client base.
About Rankscale
- Pioneered AI Search Visibility in 2024 as one of the first platforms in the space
- Bootstrapped to DACH market leadership before raising a small round in late 2025
- Currently a team of 9
- Office is located in Vienna (DC Tower - 30th floor, 3 stops away from Praterstern)
What You Will Do
- Own and evolve our web application: building fast, reliable product features across frontend and backend that enterprise clients depend on daily
- Translate complex AI visibility data (visibility scores, sentiment, citations, competitor benchmarks) into clean, intuitive dashboard experiences with real-time filtering and drill-down capabilities
- Build and maintain integrations between our platform and external data consumers: REST API endpoints, Looker Studio connectors, CSV/Sheets exports, and webhook pipelines
- Work directly with the CTO and CEO to ship new features quickly, with quality, from prompt configuration UIs to execution history views and sharing flows.
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Our expectations of you
Qualifications
Must-have
- Starke Full-Stack-Fähigkeiten: Sicher im Umgang mit Frontend (React oder ähnliches) und Backend (Node.js, Python oder ähnliches).
- Experience building data-heavy UIs - tables, charts, timeseries, filtering - with a sharp eye for usability
- Solid API skills: building and consuming REST APIs, handling async data flows
- Ability to work independently, make product decisions, and ship without heavy spec documents
Nice-to-have
- Experience with Firebase / Firestore or similar NoSQL databases
- Vertrautheit mit Google Cloud Platform (Cloud Functions, Cloud Run)
- Experience with data visualization libraries or BI tool integrations (Looker Studio)
- Background in SaaS products serving enterprise clients
Details Vacancy
- Job Title: Full Stack Developer Description: Build the product experience that turns AI visibility data into actionable insights for our growing client-base. Salary: Salary: Competitive, based on experience (incl. equity) Start: Immediately Commitment: Full-time
- We prefer to work at the office: Building a startup is hard, there is a lot going on. Being together makes it easier to communicate and learn from each other.
Hiring Process
- Send your CV or portfolio to joinus@rankscale.ai. We review on a rolling basis.
- First chat with our CEO Mathias
- Coding assignment
- Second chat with our CTO Sascha - discussing the coding assignment
- Reference check for senior candidates
Experience
- Experience building data-heavy UIs - tables, charts, timeseries, filtering - with a sharp eye for usability.
- Experience with Firebase / Firestore or similar NoSQL databases.
- Experience with data visualization libraries or BI tool integrations (Looker Studio).
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What we offer
- Salary: Competitive, based on experience (incl. equity).
- Start: Immediately.
- Commitment: Full-time.
- We prefer to work at the office: Building a startup is hard, there is a lot going on. Being together makes it easier to communicate and learn from each other.
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Benefits
Work-Life-Integration
Topics that you deal with on the job
Job Locations
This is your employer
Rankscale AI
Wien, Königstetten
Rankscale is a web application to track and optimize the AI visibility of brands on AI-powered search engines like AI Overviews, ChatGPT, Google Gemini, Perplexity, DeepSeek and more. Rankscale provides AI-driven website analyses, actionable recommendations as well as rank performance-, competitor-, and citation-tracking over time.
Description
- Company Size
- 1-49 Employees
- Founding year
- 2024
- Company Type
- Startup
- Working Model
- Hybrid, Onsite
- Industry
- Internet, IT, Telecommunication