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Flutter Developer

airSlateWroclaw, PolandHybrid, Onsite
At airSlate, our journey began in Boston, USA, in 2008. What started as a single product with 3,000 customers has grown into an influential tech company with 900+  team members across six offices worldwide. In 2022, airSlate reached a total valuation of $1.25 billion and became a  'Unicorn 🦄'. But even as we scale, team members remain our most valuable asset. That's why we've built a company that excites people about their work.
We develop products that serve over 100 million users with no-code workflow automation, electronic signature, and document management solutions. The company's portfolio of award-winning products, signNow, pdfFiller, DocHub, WorkFlow, Instapage, and US Legal Forms, empower teams to digitally transform the way their organizations run.About pdfFiller team:We are a passionate and ambitious team of 120+ people on a mission to succeed with our online PDF creator and editor –  pdfFiller.pdfFiller empowers over 10 million users every month to create and edit PDFs, send them for signing, and securely store documents within a single application.

Offering unlimited storage, unlimited templates, and cross-platform integration, pdfFiller is the only PDF editor needed to get your document done.And now, we are looking for Flutter Developer who is prepared to contribute to the next chapter of our company's growth.

What you'll be working on:


  • Maintain and develop new features for the pdfFiller cross-platform mobile application using Flutter.
  • Support and enhance existing mobile apps as needed.
  • Write and maintain high-quality, clean, and reusable code with a strong focus on performance and reliability.
  • Collaborate closely with the product, design, and engineering teams to deliver a high-quality user experience.
  • Participate in planning sessions, feature decomposition, and architectural decisions.
  • Contribute to team discussions on functional and non-functional requirements.
  • Conduct code reviews, adopt best practices, and mentor junior developers.

What we expect from you:


  • 3+ years of commercial experience in mobile development with at least 2 years using Flutter.
  • Strong knowledge of Dart and Flutter SDK.
  • Experience with state management solutions like Provider, Bloc, or Riverpod.
  • Strong understanding and application of OOP principles, SOLID principles, and design patterns.
  • Familiarity with native iOS (Swift/ObjC) or Android (Kotlin/Java) development.
  • Experience working with RESTful APIs, JSON, and third-party libraries.
  • Proficiency with tools like Git, CI/CD pipelines, and code reviews.
  • Strong debugging and multi-threading skills (async/await).

What helps you rock:


  • Experience building and optimizing cross-platform apps for a large active user base.
  • Knowledge of application stability metrics, analytics tools, and A/B testing.
  • Experience integrating native modules into Flutter apps.
  • Familiarity with Firebase products (Firestore, Crashlytics, Cloud Messaging).
  • Strong debugging and multi-threading skills (async/await, isolates).

What we offer:— Flexible work environment — We value the advantages of in-person collaboration and prioritize work from our offices in Wroclaw or Bialystok. However, we also provide flexible work arrangements to accommodate remote or hybrid options and flexible scheduling.— Bonuses and compensation — On top of a competitive base salary, we reward our team members' performance with a quarterly bonus to recognize achievements, time, and effort.— Professional growth opportunities — We are committed to ongoing improvement and welcome those passionate about learning.

We cover professional development courses, conferences, literature, English classes, and more for each team member.— Health and well-being — We prioritize the health and well-being of our team. This is why we provide a Luxmed subscription, a multisport card for every team member, access to the office's massage room, free lunches, and healthy in-office snacks to sustain your energy.— Stock options — At airSlate, our team members are more than employees; they're business partners. We issue stock options that grant ownership in the company, allowing everyone to share in its growth.— Open communication — We encourage transparent communication from all team members at airSlate. Feel free to share your thoughts, ideas, and concerns with our management team, CEO, any member of our leadership team, or any team lead at any time. 

We are proud of: 


— airSlate Care for Ukraine — With a significant number of our team members in Ukraine, our foremost concern was ensuring their safety by providing both financial and logistical assistance to them and their families. What started as an immediate response has evolved into a cornerstone of the airSlate charity program. We match donations contributed by our team members, offer humanitarian aid to those affected by the conflict, distribute food packages to seniors, and support animal shelters. Our commitment remains steadfast in working towards restoring peace to Ukraine.— airSlate Junior Club — Our sense of family extends beyond our team.

All team members with children gain access to the airSlate Junior Club, featuring engaging events such as cooking classes, creative activities, and educational online games.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 penalised 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.Apply for this job

Life at airSlate

airSlate is building what's next for workflows. Read all the latest news and exciting updates here.
Thrive Here & What We Value1. Flexible work environment with options for remote or hybrid arrangements.2. Professional growth opportunities through ongoing improvement and access to development resources.3. Health and well-being support including in-office amenities and Luxmed subscription.4. Performance bonuses based on achievements, time commitment, and dedication.5. Stock options granting ownership for business partners.6. Open communication from all team members at airSlate.7. Commitment to continuous improvement and learning opportunities.8. AirSlate Care for Ukraine program supporting affected individuals and families.9. AirSlate Junior Club providing engaging events for team members with children.
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