Senior Software Engineer (Node & React, Headless API)

This role is part of our Ayrshare, one of our growing brands at saas.group. Ayrshare offers a unified social media API to post, schedule, analyze, comment, and message across 13+ networks — letting developers integrate social media features in minutes while removing the burden of maintaining multiple native integrations. We’re looking for an outstanding backend Engineer who will own critical parts of our technical landscape and build new features for our platform. As a strong individual contributor, you’ll code daily, guide architecture, and ensure our systems remain stable and scalable. You’ll work closely with our CEO and a small senior engineering team. Our platform is highly stable ( near-100% uptime ), developer-first, and headless API–driven, used by engineers worldwide. Your immediate impact in the first 3-6 months will be: Launch our Instagram Ads integration as part of the core product. Integrate with AI development/coding platforms (e.g., vibe coding tools) to expand product capabilities. Drive ongoing improvements to the core platform , preserving our near-100% uptime and developer-first quality. Your responsibilities Code daily while leading by example, shipping features with production-quality standards. Develop scalable, fault-tolerant systems and APIs. Collaborate with business leaders on our roadmap Make pragmatic, risk-aware decisions that balance innovation with uptime. Collaborate with the CEO to translate product strategy into execution. Dive into customer issues in partnership with our engineering team What You Bring to the Table 8+ years of experience in software engineering, with proven impact at senior levels. Strong expertise in software design & architecture, cloud infrastructure, and distributed systems. Hands-on coding skills in NodeJS, React, Firebase, and APIs . Excitement about integrating with AI platforms and vibe coding tools Deep understanding of software quality practices (testing, CI/CD, documentation). Excellent collaboration and communication skills in a remote-first, async environment. Pragmatic problem-solver: you balance speed with quality and know when to optimize. What’s in it for you Ultimate flexibility : We’re 100% remote. Work from anywhere, anytime. Freedom and autonomy : A high-trust team with space to experiment and deliver impact. Minimum bureaucracy : We keep processes lean so you can focus on building. Small & friendly team : Supportive peers, knowledge-sharing, and humor included. A global SaaS community : Access to 350+ SaaS professionals across 21 brands, exchanging expertise and learning. Flexible time off : Recharge when you need to. Ayrshare is part of saas.group and we have a shared goal of succeeding together. We don’t just simply offer you to “take a job with us” but rather to “join us on this journey” to build the world's largest platform of independent SaaS companies. Sounds like something you’re up for? Feel free to apply even if you don’t check all these boxes. We believe in the power of diversity and fresh perspectives to spice up our team. Your application might just be the missing ingredient! What is saas.group? Think of us as the driving catalyst behind your favorite software success stories. saas.group, established in 2017, is on a mission to turbocharge promising B2B SaaS ventures, unlocking their full potential. As a Software-as-a-Service portfolio powerhouse, we specialize in acquiring small software treasures and polishing them into industry stars. With a dynamic, fully remote team of nearly 350+ colleagues spanning 50+ countries we are truly global and we are rewriting the playbook on SaaS innovation and collaboration. We grow 23 exciting brands under our umbrella. Feel free to explore our Candidate's Hub to get an insider's view, dive into our culture, gain valuable insights into our teams and how we work. Also, don’t forget to follow saas.group on LinkedIn to stay up-to-date on our job openings, podcast episodes, and with all things happening at our company. We don’t just simply offer you to “take a job with us” but rather to “join us on this journey” to build the world's largest platform of independent SaaS companies. Sounds like something you’re up for? Feel free to apply even if you don’t check all these boxes. We believe in the power of diversity and fresh perspectives to spice up our team. Your application might just be the missing ingredient! — saas.group is committed to creating a diverse and inclusive workplace. We are proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. We celebrate diversity and are committed to creating an inclusive environment for all employees. If you're passionate about working with a team that values innovation, excellence, and fairness, we encourage you to apply. We believe in fair and transparent pay. Salary ranges at saas.group are location-adjusted, targeting local market medians for a remote-first environment, and will be shared with our potential future employees in writing before your first interview - so you have everything you need to evaluate the opportunity.