Senior Backend Developer Ruby-on-Rails
@ Ablefy

Hybrid
€90,000
Hybrid
Full Time
Posted 22 days ago

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Job Details

About ablefy

At ablefy, passion turns into a career. With our cloud-based SaaS platform, ablefy.io, we empower over 70,000 entrepreneurs to create and sell digital products and online courses. Founded in 2015, we grew organically, then raised $38 million in Series A funding in September 2021 and doubled our size ever since. We are Germany's No. 1 platform for coaches, consultants, speakers, and service providers.

Our core values include: Ownership, Be Curious & Drive Change, Customer-Obsessed, and As One Tribe. We embrace diversity and inclusion in every aspect.

Role Overview

The Senior Backend Developer Ruby-on-Rails at ablefy is responsible for designing, building, and maintaining high-quality Ruby code. You will work on scalable solutions, conduct feasibility assessments, and integrate AI-powered capabilities, all while collaborating within an agile engineering team.

Responsibilities

  • Design, build, and maintain high-quality Ruby code.
  • Conduct technical feasibility assessments and drive improvements.
  • Build back-end components and integrate AI-powered capabilities.
  • Collaborate with developers and stakeholders.
  • Test applications for performance, responsiveness, and security.
  • Participate in all lifecycle stages and maintain existing apps.
  • Stay informed on new technologies and best practices.

Requirements

  • 4+ years of experience with Ruby-on-Rails.
  • Experience in architectural decisions and process improvements.
  • Solid understanding of object-oriented programming and design principles.
  • Familiarity with version control systems like Git.
  • Fluent in English with a passion for clean code and agile development.

Preferred Skills

  • Test-driven development experience.
  • Understanding of CI/CD tools like Circle CI and GitHub Actions.
  • Experience with PostgreSQL & NoSQL databases.
  • Exposure to high-load systems and FinTech or e-commerce sectors.
  • Familiarity with prompt engineering or AI workflow tools.

Work Arrangement & Benefits

This role is based in our Berlin office in a hybrid setup for Berlin candidates, or fully remote for those within ±2 hours of CET.

  • 30 vacation days (Paid Time Off).
  • Competitive salary.
  • €1,500 annual training & development budget.
  • Personal coaching and individual training.
  • Free BVG ticket and various employee discounts.
  • Pension Program with company match.
  • A culture that values equity and inclusion.

Key skills/competency

  • Ruby
  • Rails
  • Backend
  • Architecture
  • Agile
  • CI/CD
  • Git
  • AI Integration
  • PostgreSQL
  • NoSQL
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How to Get Hired at Ablefy

🎯 Tips for Getting Hired

  • Research ablefy's culture: Study their mission, values, and growth story.
  • Customize your resume: Highlight Ruby-on-Rails and backend experience.
  • Prepare for technical tests: Review architecture and agile processes.
  • Practice behavioral interviews: Emphasize collaboration and ownership.

📝 Interview Preparation Advice

Technical Preparation

Review Ruby-on-Rails framework basics.
Practice system architecture challenges.
Revisit agile process and CI/CD tools.
Test coding skills with practical projects.

Behavioral Questions

Describe a time you led change.
How do you handle team conflicts?
Share experiences on process improvements.
Explain managing project ownership.

Frequently Asked Questions