Full-Stack Developer (m/f/d) – Backend Focus Explorer
Estimated salary
€4,930 – €7,733per month
Auto-estimated from similar roles, location, experience & market data. Actual pay may vary.
Description
CHECK24 is the leading comparison portal in Germany, combining market leadership with a dynamic startup culture. We leverage cutting-edge tools, technologies, and state-of-the-art AI methods to drive innovation and continuously improve the user experience for over 20 million customers across more than 50 products. In the CHECK24 Explorer experience comparison, we unite adventure and technology, enabling users to easily find, compare, and book experiences like city tours, snorkeling trips, or cooking classes. We develop data-driven systems that deliver personalized recommendations. As a Full-Stack Developer with a backend focus, you will work in a dynamic environment to develop end-to-end features, collaborating closely with product management, UX, and other tech teams.
Requirements
- Several years of experience in backend development with PHP and Go
- Practical knowledge of Next.js/React
- Deep understanding of software architectures, API design, and relational and in-memory databases
- Passion for clean code principles, test automation, and scalable systems
- Curiosity for data-driven approaches and the use of machine learning methods
- Team spirit, initiative, and enjoyment of building something new in a dynamic environment
- Fluent German and very good English skills
Languages
German
C2 · FluentA1A2B1B2C1C2
English
C1 · AdvancedA1A2B1B2C1C2
Experience Level
InternEntry LevelMid-levelSeniorLeadExecutive
Benefits
Permanent contracts and attractive compensation with annual bonuses for special achievements
Vouchers for numerous CHECK24 products, subsidized company pension scheme, and many other discounts
One-time relocation bonus of €2,000 if you move to Erfurt for this position
Individual career development, training, personal development budget, regular feedback meetings, and personal coaching
Self-responsible, agile work with real scope for ideas in an innovative environment, short decision paths, and access to the latest AI tools including a flexible token budget
Subsidy for job/Deutschlandticket and bike/e-bike leasing
Flexible working hours, more than 30 days of vacation for very good performance, and the option for additional unpaid leave, sabbaticals, and workation abroad
Office culture with personal exchange, close collaboration, and great team cohesion; Friday home office option
Daily free CHECKito lunch, drinks, muesli, and fresh fruit
Attractive sports program with a personal trainer, yoga or bootcamp training, and 50% subsidy for EGYM Wellpass
Collegial and friendly environment with sports activities, joint celebrations, and regular team events
💰 Net Salary Calculator
Tax class 1, no church tax
Gross Salary
€75,972/year
€6,331/month
Total Deductions
€30,090
40% effective rate
Net Salary (Take Home)
€3,823/mo
€45,882/year
Deduction Breakdown
🏛️ Income Tax€14,261
🏦 Pension Insurance€7,065
🏥 Health Insurance€6,103
🫶 Care Insurance€1,674
📋 Unemployment Insurance€987
🏠 Cost of Living in Erfurt
Monthly Essentials
Rent (1BR)
€800
Groceries
€300
Transport
€60
Utilities
€220
Internet
€35
Lifestyle & Entertainment
Eating Out
€12
Gym/Month
€40
Coffee
€3
Beer (0.5L)
€4
Cinema
€11
Monthly Net Salary:€3,823
Comfortable Living:€1,483
Monthly Savings:€2,340 (61%)
💰
Strong savings potential: You could save €2,340 monthly, which is €28,080 per year.
💡 These estimates are based on average costs in Erfurt. Actual expenses vary based on lifestyle, neighborhood, and personal choices. "Comfortable living" includes rent, utilities, groceries, transport, and reasonable dining/entertainment.
Eligible for the EU Blue Card
A salary of €75,978 meets the EU Blue Card minimum of €45,300 (2026).
The EU Blue Card is a residence permit for highly qualified non-EU workers. It offers a fast track to permanent residency and allows family reunification.
Processing
4-12 weeks
Visa fee
€100
Requirements
University degree + Job offer
Also eligible: EU Blue Card (Shortage Occupation) (€41,042+)
Documents needed
Valid passport
Recognised university degree
Employment contract or binding job offer
Proof of salary meeting threshold
Health insurance coverage
Biometric passport photo
📍 Life in Erfurt
👥
Population
0.2M
⭐
Quality of Life
7.0
🇬🇧
English Friendly
6.0
💻
Tech Scene
6.0
🌍
International
6.0
🚇
Public Transport
7.0
🚴
Bikeability
8.0
🌬️
Air Quality
7.0
🌳
Green Spaces
7.0
🚗
Car Free
8.0
ℹ️
About Erfurt
- •Diverse economy
- •Growing opportunities
🌤️
Climate
- •Temperate climate
- •Moderate seasons
❄️Jan: 1°C☀️Jul: 18°C📅Avg: 9°C
☀️1650 sunshine hours/year
🛡️
Safety
- •Generally safe
- •Low crime rates
Overall:7.0
🏥
Healthcare
- •Good hospitals
- •Adequate coverage
Quality: 7.0Access: 8.0
🎭
Culture
- •Cultural venues
- •Local events
🎉
Nightlife
- •Bars and venues
🏞️
Recreation
- •Parks
- •Sports facilities
💰
Cost of Living
- •Moderate costs
- •Good value
🏠 Rent (1BR center):€800
⚡ Utilities:€220
🛒 Groceries:€300
🍽️ Dining out:€13
Engagement
Views
0today
7 days0
all-time4
Applies
0today
7 days0
all-time0
CHECK24 is Germany's largest online comparison platform, covering insurance, energy, telecom, finance, travel, and e-commerce verticals with its own in-house product and engineering teams.
Relocation support provided
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Your situation in Germany
The default for anyone single, divorced or widowed.
Only changes the church tax rate — 8% in Bavaria and Baden-Württemberg, 9% everywhere else.
Childless employees over 23 pay a higher Pflegeversicherung (care insurance) rate.