Senior Ruby-on-Rails Engineer (Full Remote - UK)

Reporting directly to our Tech Lead, you will be responsible for:

• Interacting with the Product Manager to review project specs
• Preparing integration plans, break-downs, and estimations
• Hands-on code implementation, PRs, code reviews, testing, etc.

You'll be working with Michael (co-founder and CTO) along with the product team and the engineering team (web developers, SRE, data scientists).

NB: while we remain open to full-stack expertise, we are looking for people with a strong edge on back-end development using Ruby-on-Rails., Health & Wellness Support: Up to $200 per year for wellbeing expenses + unlimited 1:1 sessions with psychologists and lifestyle experts through OpenUp (also available for up to three family members) Co-Working Space Budget: Work from a co-working space up to twice per month (35 EUR / 40 USD per visit) to stay inspired and connected Learning Budget: Dedicated funds to support your professional growth: courses, books, conferences, events, or certifications Equipment: Company laptop provided + monitor budget up to $250 for your workspace setup AI Tools Access: Premium access to ChatGPT, Cursor, Hugging Face, and others, to power your ideas and workflows

Do you have experience in Ruby on Rails?, Do you have a Master's degree?, 5+ years of experience:

• As a back-end or full-stack software engineer - recent experience with Ruby-on-Rails is mandatory
• In tech scale-ups or any similarly agile and fast-paced environment
• On large-scale products where your code was used by thousands of monthly users

Strong communication & collaborative skills (perfectly fluent in English)

Ownership and commitment - we're looking for owners, not renters

️ Doer mindset - we are moving fast and we need people who can find the right balance between software craftsmanship and velocity

User-centricity - you are proud of what you build and you share our obsession for amazing user experience

#NSFW - you are comfortable building products that are based on uncensored models and content, * Past experience and/or interest in data science and generative AI (NLP, ML, MLOps…)

• Experience working with globally distributed teams

We are an enthusiastic, passionate and hardworking team of 70 people. Our founding team has strong entrepreneurial experience building and scaling web products from 0 to IPO.

Alexis Soulopoulos [CEO]

• 10+ years in Tech Executive Leadership
• Co-Founder Mad Paws Holdings (from 0 to IPO)
• Forbes 30 under 30 + Deloitte TechFast50 '22 & '23

Michael Monin [Co-founder & CTO]

• 10+ years as CTO / COO (web2/web3), 1+ year in AI/LLM
• Serial-entrepreneur: MTK Digital (exited / 0->$20m revenue) and Zipchat (AI Chatbot for E-commerce brands)

Thomas Lacroix [Co-founder & CMO]

• 8+ years in Customer Acquisition & E-commerce Growth
• Serial-entrepreneur: Curatible (sold to Blackstone) and MTK Digital (exited / 0->$20m revenue)

Maruša Fasano [CFO/Legal]

• 25+ years in Finance, Strategy, M&A
• Ex-CFO/M&A @Curatible (exited to Blackstone)
• Ex-President of the Board @SotremoSA (exited)
• Co-founder/CFO @SoftOne (exited)

EverAI - Building the Future of AI Companionship One of the Top 15 Largest & Fastest-Growing AI Companies in the World 30+ Million Users in under 2 years - Help Us Reach 100M first, 500M next At EverAI, we're shaping what it means to connect with AI. With 30+ million users and counting, we're not just building products - we're creating entirely new categories. Our flagship product is the world's largest AI girlfriend/boyfriend platform, redefining relationships for millions. It is governed by our proprietary moderation system, EverGuard - an internal AI designed to ensure everything we build is safe, ethical, and human-first.