Readdle

Documents Team is looking for a creative iOS Engineer to help us deliver the best file manager for iPhone and iPad to people worldwide. You’ll face the most challenging tasks in your career and opportunities to make a great impact — build a productivity app, that really helps millions of people.

What you'll do:

- Implement new functionality

- Maintain and refactor existing code base

- Fix bugs

- Use and optionally improve infrastructure

Essential for the role:

- Swift

- Common programming principles (OOP, POP, SOLID)

- Architectures

- Custom UI experience

- Multithreading

Will be a plus:

- Experience with Objective-C

- Algorithms and Data Structures

- CI/CD

- Automated Testing

- Xcode Instruments

Cool things about this role:

- Rich functionality allows to gain experience in many areas

- Cooperation with the team of experienced developers facilitate self-development

- Openness to controlled experiments with new technologies

- Healthy atmosphere within the team

What will you get:

- Customer-centric culture. We put our customers first. It means that every employee can benefit from interacting with our customers directly. It enables us to create and deliver the best solutions for millions of our users

- Professional growth. We are professionals at everything we do. It means we own our decisions, our work, and our results. We provide quality feedback to others and welcome feedback as an opportunity to learn and improve

- A team of amazing people. The greatest power we have is the team. It means we care about each other, ensure transparency, and invest in everyone's success

- Impact on our products. We aim to create valuable products. It means that we improve ourselves constantly by overcoming constraints, simplifying our processes, and improving our capacity

- Innovative culture. We try to be innovative and creative in everything we do. It means that we expect, appreciate and value new ideas

At Readdle, we built Spark to create the best email experience for professionals and their teams. In 2016 this intelligent email application became available across all Apple devices. After a crazy start on the iPhone and based on the customer’s positive feedback, we couldn't but launch it on Apple Watch, iPad and Mac. And Spark for Mac was crowned as "Best of 2016" by Apple!

Currently, our team is looking for a creative, experienced, high-skilled Product Engineer. 

What you'll do:

• Develop new features and improve old one
• Write Code. Including core product business logic, UI, and environmental tools (like scripts, editors, and parsers which are needed for efficient contribution to the product codebase)
• Write unit tests
• Write and update technical documentation
• Troubleshoot customer issues that customer support and QA teams did not manage to resolve
• Analyze requirements
• Define the solution specifics (by themself or in team format)
• Configure and maintain the workplace environment in a state ready to efficiently deliver expected results (IDE, CLI tools, profiles/certificates, cocoapods repositories, VPN)
• Validate the readiness of implemented solution for the QA stage (Self-checking of acceptance criteria and feature key scenarios)
• Share product ideas according to established processes

About you:

• Solid expertise in front-end technologies: React, RxJS, TypeScript
• Solid programming fundamentals, such as algorithms, design patterns
• Effective in both independent and team-based work settings
• Demonstrated ability to adhere to tight deadlines in a dynamic environment
• Proficient in Agile methodology
• Proficient with source control tools such as Git and GitHub
• Strong analytical and problem solving skills
• Experience in the complete product development lifecycle, from concept to deployment
• Ability to learn quickly and put into practice new development approaches

Would be a plus:

• Proficient in at least one of the following languages: Swift, Objective-C, Kotlin, Java, C/C++, C# 
• Experience with Angular
• Ready to quickly learn and write code in Swift in a cross-platform environment
• Understanding of CI/CD pipelines and tools (Azure, GitHub Actions or Jenkins)

What you will get at Readdle:

• Customer-centric culture. We put our customers first. It means that every employee can benefit from interacting with our customers directly. It enables us to create and deliver the best solutions for millions of our users.
• Professional growth. We are professionals at everything we do. It means we own our decisions, our work, and our results. We provide quality feedback to others and welcome feedback as an opportunity to learn and improve.
• A team of amazing people. The greatest power we have is the team. It means we care about each other, ensure transparency, and invest in everyone's success.
• Impact on our products. We aim to create valuable products. It means that we improve ourselves constantly by overcoming constraints, simplifying our processes, and improving our capacity.
• Innovative culture. We try to be innovative and creative in everything we do. It means that we expect, appreciate and value new ideas.

As a Senior iOS Product Engineer, you'll play a key role in shaping the future of our product. Here's how you'll make a difference:

• Develop innovative features like an AI assistant and advanced search functionalities, transforming the email interaction experience for our users.
• Influence crucial changes in our iOS client's architecture. As we shift towards a more robust, SwiftUI-centric design, your insights will be essential in this transformation, providing improved flexibility and an enhanced iteration process. 
• While your primary platform would be iOS, there's room for expanding your impact. You'd leverage Swift for developing applications for Android and Windows platforms, demonstrating the versatility of Swift across various environments.
  
   

What you’ll do:

• Write efficient, maintainable, and clean code following best practices.
• Lead the enhancement of Spark's technical core, engaging crafting engines for upcoming features and ensuring our technologies remain advanced and responsive to changing needs.
• Manage the investigation and resolution initiatives for significant defects, issues, and incidents.
• Drive continuous improvement in our processes to optimize performance.
• Adapt swiftly to the latest features released by Apple and keep Spark innovative at the forefront of industry trends.
• Write tests to ensure you deliver high-quality code and a delightful user experience.
• Mentor, collaborate, and learn from team members.
  
   

About you:

• Proficiency in Swift and Objective-C
• Experience creating complex user interfaces with UIKit and/or SwiftUI
• Strong understanding of SOLID, OOP patterns, concurrency patterns
• Experienced in memory management and optimizations
• Ability to solve basic tooling issues (CocoaPods quirks, Xcode caches, git abnormal states)
• Basic understanding of how the C/Swift compiler builds flows (C headers, linking, search paths)
• Ability to function independently and in a team environment
• Strong analytical and problem-solving skills
• Experience working in an Agile/Scrum environment
  
   

Would be a plus:

• Interest in AI, experience creating AI agents
• Understanding of CI/CD pipelines and tools (Azure, GitHub Actions, or Jenkins)
• In-depth knowledge of databases (SQL, indexes)
  
   

What you will get at Readdle:

• Customer-centric culture. We put our customers first. It means that every employee can benefit from interacting with our customers directly. It enables us to create and deliver the best solutions for millions of our users.
• Professional growth. We are professionals at everything we do. It means we own our decisions, our work, and our results. We provide quality feedback to others and welcome feedback as an opportunity to learn and improve.
• A team of amazing people. The greatest power we have is the team. It means we care about each other, ensure transparency, and invest in everyone's success.
• Impact on our products. We aim to create valuable products. It means that we improve ourselves constantly by overcoming constraints, simplifying our processes, and improving our capacity.
• Innovative culture. We try to be innovative and creative in everything we do. It means that we expect, appreciate and value new ideas.

Fluix is a B2B product under the umbrella of our mother holding, Readdle. Fluix is an innovative platform empowering organizations in the energy and utilities field to streamline processes around inspections, compliance processes, and machinery monitoring. Our mission is to make business operations seamless and efficient. Join us as we continue to grow and bring value to our customers worldwide. 
Fluix is a proud partner of energy giants like RWE, Emerson, Siemens Gamesa, and Vestas.

We’re looking for a Strategic Copywriter to establish the voice and visibility of the Fluix brand across all platforms. In this role, you’ll educate new audiences about Fluix, build relevance and trust with field professionals and partner tools, and position Fluix as a strategic, reliable partner that understands the unique challenges of fieldwork.

What will you do:

• Write, test, and optimize CTAs and microcopy to guide users through the funnel
• Maintain consistent voice and messaging hierarchy aligned with Fluix’s brand personality. 
• Audit and refresh existing web pages for clarity, SEO alignment, and conversion performance. 
• Co-create a content strategy for LinkedIn, and manage the corresponding content calendar. 
• Participate in conversations across LI groups, business and private accounts, threads, comments, etc. 
• Create a paid sponsorship strategy and process for organic posts with the biggest engagement, and run SM experiments. 
• Identify and build relationships with influencers/ content creators/industry thought leaders with the relevant audiences. 
• Collaborate closely with marketing teams, product managers, subject matter experts, and other stakeholders. 
• Gather insights, information, and feedback to inform the content. 

About you:

• 5+ years of experience of copywriting and creating content for B2B product companies.
• A strong portfolio showcasing B2B-focused content across multiple formats (examples could include social media posts, campaign assets, interview-driven content, creative campaigns).
• Practical experience with content creation tools, social media management tools, content calendars, and basic performance reporting.
• Perfect writing skills, including strong grammar, punctuation, and style.
• Experience with managing company pages on LinkedIn and other business specific platforms and forums; understanding each platform's best practices.
• Ability to build genuine relationships, foster conversation, and represent Fluix thoughtfully in online communities.
• Familiarity with design tools (Figma, Canva, Adobe, etc.), SMM tools (Hootsuite, Buffer, Sprout Social, LinkedIn Campaign Manager, etc.) and content management tools (Google Docs, plagiarism checkers (e.g. Copyscape), writing assistants (e.g. Grammarly, Hemingway, Readable), ChatGPT.).
• Bachelor’s Degree in Marketing, Communications, Journalism, Public Relations, or a related field is preferred.
• Certifications in marketing, digital advertising, content strategy, or copywriting are a strong advantage.
• Fluent English

As an Infrastructure Lead, you will play a key role in ensuring the stability, scalability, and security of the systems that power all of Readdle's products and internal services. You’ll be responsible for infrastructure-related integrations, technical support, and critical business systems, including payment and billing operations. This role is based in Warsaw and is essential to keeping our operations running smoothly and efficiently.

What will you do:

• Lead, mentor, and manage a team of IT specialists and engineers.
• Conduct regular performance reviews and provide constructive feedback.
• Foster a positive and collaborative team environment.
• Build and develop an IT-related Center of Excellence to provide a modern and customer-friendly approach for employees.
• Implement, analyze, and monitor security controls for infrastructure according to the ISO/IEC 27001 standard.
• Evaluate and recommend new technologies to improve the infrastructure.
• Maintain and continuously improve Service Desk processes to ensure efficient and effective user support.
• Implement and manage monitoring and alerting systems to ensure high availability and performance.
• Lead the incident response process for infrastructure-related issues.
• Oversee asset management, purchasing, onboard and offboard processes from an IT perspective
• Collaborate with software engineering teams to understand their infrastructure needs and provide support.
• Communicate effectively with stakeholders across the organization on infrastructure-related matters.
• Build a best-in-class IT infrastructure and user support experience

About you:

• A customer-first mindset—you enjoy supporting people and creating efficient, user-friendly IT environments
• 5+ years of experience in system administration or infrastructure management
• Solid experience working with macOS and the Apple ecosystem (devices, system preferences, configuration, etc.)
• Experience administrating Jira and Jira Service Management (JSM)
• Basic hands-on knowledge of AWS or GCP
• Familiarity with JAMF administration
• Solid communication skills with English at B1–B2 level and fluent Ukrainian 
• Strong problem-solving skills and a shock-resistant nature—you stay calm and proactive in unexpected situations
• A coachable attitude—you’re open to feedback and continuous growth

What you will get at Readdle:

• Customer-centric culture. We put our customers first. It means that every employee can benefit from interacting with our customers directly. It enables us to create and deliver the best solutions for millions of our users.
• Professional growth. We are professionals at everything we do. It means we own our decisions, our work, and our results. We provide quality feedback to others and welcome feedback as an opportunity to learn and improve.
• A team of amazing people. The greatest power we have is the team. It means we care about each other, ensure transparency, and invest in everyone's success.
• Impact on our products. We aim to create valuable products. It means that we improve ourselves constantly by overcoming constraints, simplifying our processes, and improving our capacity.
• Innovative culture. We try to be innovative and creative in everything we do. It means that we expect, appreciate and value new ideas.

What you will do:

• Ensure smooth day-to-day operation and maintenance of computer systems and networks
• Monitor system performance and implement updates, patches, and security measures regularly 
• Troubleshoot and resolve technical issues for internal users
• Support onboarding and offboarding processes, including account setup and system access
• Manage asset lifecycle: from IT equipment ordering to tracking and utilisation
• Prepare and configure accounts, devices, and access for new employees
• Maintain a secure and stable IT environment, aligned with internal policies and best practices

About you:

• Confident working in the Linux command line (mid-level)
• Solid experience working with macOS and the Apple ecosystem (devices, system preferences, configuration, etc.)
• Basic experience with AWS and GCP
• Hands-on experience with asset management
• Client- and customer-oriented mindset
• Experience managing Google Workspace
• Solid communication skills with English at B1–B2 level and fluent Ukrainian 
• Willingness and ability to travel across Europe and the UK

Will be a plus:

• Experience with JIRA/JSM administration
• Understanding or hands-on experience with CI/CD pipelines
• Linux or network certifications

• Experience managing MDM solutions (preferably JAMF)

   

What you will get at Readdle:

• Customer-centric culture. We put our customers first. It means that every employee can benefit from interacting with our customers directly. It enables us to create and deliver the best solutions for millions of our users.
• Professional growth. We are professionals at everything we do. It means we own our decisions, our work, and our results. We provide quality feedback to others and welcome feedback as an opportunity to learn and improve.
• A team of amazing people. The greatest power we have is the team. It means we care about each other, ensure transparency, and invest in everyone's success.
• Impact on our products. We aim to create valuable products. It means that we improve ourselves constantly by overcoming constraints, simplifying our processes, and improving our capacity.
• Innovative culture. We try to be innovative and creative in everything we do. It means that we expect, appreciate and value new ideas.

As a Senior Growth Analyst at Readdle, you’ll own the numbers behind how our products grow. From the first ad impression to a long-term renewal, you’ll be the person who makes sense of the data, designs the event structure, and ensures everything is measurable. You’ll dig into funnels, uncover insights, and build dashboards that make growth performance crystal clear for product and marketing teams. If you enjoy combining SQL, Python, and tools like BigQuery, Amplitude, Tableau, and Appsflyer to answer tough questions and spot opportunities, this role will give you full ownership of analytics across the entire user journey.

What will you do:

• Transform and analyze large datasets in BigQuery and Amplitude to uncover trends, anomalies, and actionable insights.
• Build and maintain dashboards in Tableau and Google Sheets that provide stakeholders with self-serve access to growth metrics.
• Define and document event structures for new features, campaigns, and experiments; validate and QA tracking implementations.
• Analyze user funnels across ads, store, onboarding, in-app usage, purchases, and cancellations to identify drop-offs and opportunities.
• Design measurement for A/B experiments and feature launches; monitor execution, validate results, and ensure long-term tracking of impact.
• Provide insights and hypotheses to marketing and product teams, highlighting trends and drivers behind performance changes.
• Build forecasting and scenario models for installs, conversions, retention, and revenue.
• Ensure data integrity across tools and pipelines, and establish QA processes for accurate reporting.
• Work with tools like Appsflyer to track attribution and optimize acquisition reporting.

About you:

• 5+ years of experience in growth, product, or marketing analytics in a B2C or SaaS environment.
• Strong SQL skills and experience working with BigQuery or similar cloud data warehouses (e.g., Redshift, Snowflake).
• Proficiency in Tableau and/or Amplitude for building dashboards and visualizing complex datasets.
• Experience with Appsflyer or other attribution platforms.
• Familiarity with Python for data analysis and automation is a strong plus.
• Solid understanding of product analytics concepts — funnels, cohorts, retention, event tracking.
• Strong foundation in statistics and A/B testing.
• Proven ability to design self-serve dashboards and reporting solutions for stakeholders.
• Knowledge of concepts like segmentation, churn, or LTV modeling is a plus.
• Comfortable working cross-functionally with product, marketing, and engineering teams.
• A proactive, curious, and coachable mindset, with a passion for continuous learning and growth. 

What you will get at Readdle:

• Customer-centric culture: Work on products used by millions worldwide, with opportunities to engage directly with user feedback.
• Professional growth: Clear ownership, feedback culture, and opportunities to deepen your analytics expertise.
• A team of amazing people: Collaborative, transparent, and committed to each other’s success.
• Impact on our products: Your analysis will directly shape product and marketing decisions.
• Innovative culture: A workplace that values creativity, experimentation, and continuous improvement.

We’re hiring a Senior Mobile QA Engineer to join the Documents team at Readdle - the creators of a flagship iOS app with millions of active users. You'll play a key role in maintaining product quality and shaping the user experience of one of the most popular productivity apps on the market.

What you will do:

• Test the application. Includes design testing, UI / UX testing, functionality, marketing, localization testing, AI testing etc
• Provide feedback on features in design and development with clear reasoning
• Learn a lot and grow a lot (both technically and in terms of soft skills)
• Create test plans for checking new features or marketing experiments
• Write test runs and test cases in TMS
• Close resolves in Jira
• Do release testing before each release
• Release version to the customers
• Do post-release testing (check customers issues in helpspot, check crashes in Firebase and Appstoreconnect)

About you: 

• Growth mindset
• Proactivity
• English - at least B1
• Experience as QA engineer - at least 2 years
• Experience with testing iOS applications in-depth - at least 1.5 years, launched or built apps in Xcode by yourself
• Teamwork
• Experience with AI
• Experience with RevenueCat, Amplitude (or another analytics tool), Braze, Stripe, Testflight
• Experience with automation testing - minimum understanding why they are needed and launched them, but writing them on your own at least for some time is a nice-to-have

What you will get at Readdle:

• Customer-centric culture. We put our customers first. It means that every employee can benefit from interacting with our customers directly. It enables us to create and deliver the best solutions for millions of our users.
• Professional growth. We are professionals at everything we do. It means we own our decisions, our work, and our results. We provide quality feedback to others and welcome feedback as an opportunity to learn and improve.
• A team of amazing people. The greatest power we have is the team. It means we care about each other, ensure transparency, and invest in everyone's success.
• Impact on our products. We aim to create valuable products. It means that we improve ourselves constantly by overcoming constraints, simplifying our processes, and improving our capacity.
• Innovative culture. We try to be innovative and creative in everything we do. It means that we expect, appreciate and value new ideas.

At Readdle, we built Spark to create the best email experience for professionals and their teams. In 2016 this intelligent email application became available across all Apple devices. After a crazy start on the iPhone and based on the customer’s positive feedback, we couldn’t but launch it on Apple Watch, iPad and Mac. And Spark for Mac was crowned as “Best of 2016” by Apple!

We’re looking for a Performance Creative Designer, who combines creativity with a data-driven mindset and knows how to craft compelling visuals that convert. You’ll focus on producing high-performing ad creatives for Meta, TikTok, and display platforms to support user acquisition and paid growth.

What you will do:

• Develop static and video ads for Meta, TikTok, and display channels
• Brainstorm and execute creative concepts in collaboration with the marketing team
• Continuously test and iterate on ad creatives based on A/B test results and performance data
• Align visuals with campaign goals, platform-specific best practices, and brand guidelines
• Monitor trends in advertising and apply best-performing techniques
• Manage and organize creative files with version control across multiple projects
• Contribute to landing page creative development to support conversion

About you:

• 3+ years of experience designing for Meta, TikTok, and/or display ads
• Proficient in Figma, Photoshop, and video editing tools (Premiere Pro or Final Cut)
• Experience with A/B testing and applying data insights to improve creatives
• Understanding of digital marketing and user acquisition strategies
• Strong sense of visual storytelling and attention to detail
• Able to work independently, prioritize, and manage multiple deadlines
• Comfortable working cross-functionally with marketers, growth, and product teams
• English — upper-intermediate or higher

Will be a plus:

• Experience with subscription-based mobile apps or SaaS products
• Skills in motion design or animation for ads
• Experience using AI tools to scale creative production
• Familiarity with tools like Amplitude, Hotjar, or similar for analyzing performance
• Knowledge of consumer psychology in advertising

What you will get at Readdle:

• Customer-centric culture. We put our customers first. It means that every employee can benefit from interacting with our customers directly. It enables us to create and deliver the best solutions for millions of our users.
• Professional growth. We are professionals at everything we do. It means we own our decisions, our work, and our results. We provide quality feedback to others and welcome feedback as an opportunity to learn and improve.
• A team of amazing people. The greatest power we have is the team. It means we care about each other, ensure transparency, and invest in everyone’s success.
• Impact on our products. We aim to create valuable products. It means that we improve ourselves constantly by overcoming constraints, simplifying our processes, and improving our capacity.
• Innovative culture. We try to be innovative and creative in everything we do. It means that we expect, appreciate and value new ideas.