iOS Engineer

About airSlate

airSlate is a global SaaS technology company that develops no-code workflow automation, electronic signature, and document management solutions. Our award-winning products - SignNow, pdfFiller, DocHub, airSlate WorkFlow, Instapage, and US Legal Forms - serve over hundreds of millions of  users and more than one million customers worldwide, helping organizations of every size digitize processes, improve efficiency, and transform how they work.

We're in an exciting phase of growth and transformation, with teammates in more than 20 countries across three continents and main hubs in the United States, Poland, Romania, Ukraine and Philippines. 

At airSlate, we're building value for customers and a culture where growth and innovation go hand in hand. We're looking for people eager to shape products, scale a company, and thrive in a fast-moving environment.

About your team - SignNow:

We are a passionate and ambitious team of 140+ people on a mission to succeed with our award-winning signature solution –  SignNow.

SignNow empowers over 28 million people at companies across the world to move fast with everything they need to send and eSign their documents. Increase productivity with document workflows, impress customers, and save money while maximizing ROI with SignNow.

And now, we are looking for an iOS Engineer who is prepared to contribute to the next chapter of our company's growth.

• Be involved in full development cycle: from building features from scratch to releasing them on the App Store and monitoring performance/business metrics.
• Contribute to planning, feature decomposition, and architectural decisions.
• Participate in improving development processes, the technology stack, and team practices.
• Maintain and evolve the existing codebase, ensuring stability and scalability.
• Enhance product features through A/B testing and data-driven improvements.
• Collaborate closely with mobile engineers, backend developers, and UI/UX designers.

• 3+ years of commercial experience in iOS development.
• Strong understanding and application of OOP, SOLID principles, and design patterns.
• Good knowledge of mobile architecture and common architectural patterns.
• Hands-on experience with RxSwift and Swift Concurrency.
• Proficiency in writing unit and functional tests.
• Experience working in a collaborative team environment (Gitflow, code reviews).
• Bachelor's degree in Computer Science or a related field is a plus.
• Fluency in English (written and spoken).

• Proven track record of delivering products with a large active user base (50k+), including work with analytics, app stability metrics, and performance optimization.
• Experience with Kotlin Multiplatform (KMP), Flutter, or other cross-platform frameworks.
• Previous involvement in running or designing A/B tests.

At airSlate, we believe that diverse perspectives drive innovation. We encourage people of all backgrounds and experiences to apply — even if you don't meet every requirement listed.

What we offer

Flexible working environment - Our teams operate across the globe. We value in‑person collaboration in our hubs, but we also embrace remote and hybrid working. You can work from one of our offices in the United States, Poland, Romania or Ukraine, or remotely from many countries.

Competitive compensation and stock options - We offer salaries that reflect local market conditions and experience,  plus a performance-based bonus system and stock options so you share in the company's growth.

Professional growth and learning - We invest in your development through courses, conferences, and access to learning resources. We encourage career growth and internal mobility, supporting teammates who want to explore new opportunities within airSlate.

Health and well‑being - We provide comprehensive benefits tailored to each country, including health coverage, wellness programmes and access to fitness options. We also dedicate quarterly company-wide Mental Health Days, when everyone takes time off to rest and recharge.

Family‑friendly culture - Family life is part of who we are, and we embrace it in many forms. From flexibility for parents to our airSlate Junior Club for kids, to company-wide family days and our pet-friendly approach, we're committed to making work and life easier to balance.

Giving back - We support charitable initiatives around the world through the airSlate Care programme. Our current focus includes humanitarian aid in Ukraine and other regions, matching employee donations and supporting causes chosen by our teams.

Open communication - We encourage transparent dialogue at all levels. From team discussions to company-wide Q&A sessions with our CEO, we make sure everyone has the chance to be heard and to influence how we grow.

It is airSlate's policy to comply with all applicable equal employment opportunity laws by making all employment decisions without unlawful regard or consideration of any individual's race, religion, ethnicity, color, sex, sexual orientation, gender identity or expressions, transgender status, sexual and other reproductive health decisions, marital status, age, national origin, genetic information, ancestry, citizenship, physical or mental disability, veteran or family status or any other basis protected by applicable national, federal, state, provincial or local law. airSlate's policy prohibits unlawful discrimination based on any of these impermissible bases, as well as any bases or grounds protected by applicable law in each jurisdiction. If you need assistance or an accommodation during the application process because of a disability, it is available upon request. airSlate is pleased to provide such assistance and no applicant will be penalized as a result of such a request. Pursuant to relevant law, where applicable, airSlate will consider for employment qualified applicants with arrest and conviction records.

Read our Recruitment Privacy Notice to Learn how we process your personal information.