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Senior Software Engineer

EverAI · Austria · Posted Apr 03, 2026

Our Vision & Products EverAI Building the Future of AI Companionship One of the Top 15 Largest & Fastest-Growing AI Companies in the World 50 Million Users in 2 years Help Us Reach 100M first, 500M next At EverAI, were shaping what it means to connect with AI. With 50 million users and counting, we're not just building products we're creating entirely new categories. Our flagship product is the worlds largest AI companionship 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. And were only just getting started! Our Team We are an enthusiastic, passionate and hardworking team of 75 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) Marusa 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) Your Role Our tech team is expanding rapidly to keep pace with the ambitious feature roadmap we've set out. We are therefore hiring experienced Senior Software Engineers, to help us build and scale our product. Youll have the opportunity to help define our roadmap and find the best technical solutions to help our customers. You will also have time to run some experiments and bring new ideas to the table. 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). What You Will Be Working With Ruby, Ruby on Ruby (latest) PostgreSQL, Redis Hotwire (Turbo & Stimulus) Tailwind CSS Your Qualifications Must-haves 5+ years of experience: As a back-end or full-stack software engineer 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 - were 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 Bonus points Past experience and/or interest in data science and generative AI (NLP, ML, MLOps, etc.) Experience working with globally distributed teams Why EverAI? Exponential Growth: From 50M users in 2 years, to 100M next and 500M beyond Track Record of Category-Creating Innovation: We consistently launch world-first AI applications setting the pace, not following it Global Impact: Top-tier user growth, real-world adoption, and cultural relevance Proven Leadership: A senior team thats launched, scaled, and exited & IPOd multiple scale ups now fully focused on reshaping AI companionship Elite Remote Team: 100% remote and built to win world-class talent from Tier 1 tech companies, with a culture of ownership, velocity, and radical creativity Ethical Core: Our AI ecosystem is governed by EverGuard, our proprietary AI moderation technology, ensuring responsible development at scale What We Offer Contract Type: We prefer B2B, but were flexible, what matters is long-term commitment and impact Work From Anywhere: Fully remote. Choose the environment where you do your best work Paid Time Off: 4 weeks (20 working days) of PTO per year to recharge and reset Annual Gathering: A yearly in-person meetup to connect, brainstorm, and celebrate wins together Health & Wellness Support: Monthly allowance of 100 USD for health insurance 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 USD for your workspace setup AI Tools Access: Premium access to ChatGPT, Cursor, Hugging Face, and others, to power your ideas and workflows Top Tier Talent Is Our Multiplier Were a fully remote group of A-players from Tier 1 tech, led by an exec team whove launched, scaled, and exited multiple companies. We move fast, and care deeply about what we build and who we build it with. Were looking for exceptional talent ready to ship & distribute world-first AI products at scale, fast, and co-create with us this category-defining business. If thats you reach out and apply! External Referral Program Know someone who could be a great fit for this role? You can refer them through the EverAI External Referral Program and earn a bonus of up to 2,500 USD if theyre hired. Submit a referral here.