Readdle

About the role:

As a Product Engineer, 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.

Essential for the role:

— Great experience developing applications using Swift and Objective-C

— XCode, Instruments

— Strong understanding of SOLID, OOP patterns, and concurrency patterns

— Experience with Unit Testing

— Experience with Memory management and optimizations

— Comfortable working with UIKit, Core Graphics, iCloud Services, Foundation, GCD

— You’re a person who sees a big picture and product goals above the code

— You are an independent personality and a team player at the same time

— You’re passionate to create a product, that solves consumer needs the best and the most successful way.

What you’ll do:

— Develop core product components and user interface

— Design application architecture

— Provide code quality through code reviews & automated tests

— Write integration with services such as Dropbox, Google Drive, etc.

— Provide deep research almost at every task

— Analyse the code and always look one step ahead — how the code affects other elements of the architecture —

and how it will be used in the future.

What will you get:

— flexible working hours and remote work

— competitive salary

— 20 annual vacation days and 5 days paid time off

— medical insurance and paid sick leaves

— 50% sports and English classes compensation

— partial coverage (up to 45%) on Apple Devices purchases for personal use.

About the project:

PDF Expert is one of the best apps to handle or edit PDFs on Mac and iOS. Repeatedly marked as “App of the year” and “Apple Editor’s Choice app” in App Store PDF Expert is the best PDF editor for Mac on the market.

As a Senior AI Prototyping Engineer, you will work at the intersection of AI research, product engineering, and rapid experimentation. Your mission is to turn new AI capabilities into real, testable product experiences and help bring the best of them into production at Spark. You will collaborate closely with Product, Design, and our AI R&D team to explore ideas, build prototypes, evaluate them quickly, and help ship AI features to a global audience.

What you’ll do:

• Prototype new AI-powered features based on emerging AI capabilities
• Translate early ideas into end-to-end working prototypes
• Design and maintain evaluation pipelines (quality, latency, cost, reliability)
• Compare models, prompts, and approaches using metrics and structured evaluation
• Work closely with R&D to turn research insights into product-ready concepts
• Collaborate with product engineers to support production integration
• Iterate quickly based on evaluation results and product feedback
• Track relevant AI advancements and assess their applicability to Spark
   

About you:

• 5+ years of experience building software products or prototypes
• Hands-on experience working with LLMs and modern AI APIs
• Strong prototyping skills in at least one of: Swift, Java, Kotlin, TypeScript, Go or Python
• Experience building or using evaluation frameworks for AI systems
• Ability to compare solutions using metrics and data
• Product-oriented mindset with focus on real user value
• Strong communication skills across engineering, R&D, and product teams
• Comfort working on early-stage problems and defining solutions
   

Would be a plus:

• Experience with on-device ML (Core ML, LiteRT Next, ONNX)
• Familiarity with mobile or desktop product architectures (iOS, Android, Electron)
• Experience with supervised fine-tuning or tuning provider-hosted models
• Experience collaborating closely with designers or building demo UIs
• Prior work on AI features used by large user bases
   

What you will get at Readdle:

• Customer-centric culture. We put our users at the heart of everything we do. Every team member has the opportunity to engage directly with customers, gaining insights that shape meaningful, delightful experiences for millions worldwide.
• Relentless growth. We’re committed to mastery in our craft. We take ownership of our work, decisions, and outcomes, and we see feedback as a catalyst for growth. Every challenge is an opportunity to learn, evolve, and raise the bar.
• Exceptional people, exceptional team. Our greatest strength is our people. We care deeply about each other, work transparently, and celebrate collective success. Together, we build an environment where everyone can do their best work and grow beyond their potential.
• Real impact. We design products that truly matter. Our focus is on delivering tangible value, simplifying complexity, pushing boundaries, and continuously improving how we build and deliver solutions to our users.
• Culture of innovation. We embrace curiosity and creativity in everything we do. Fresh ideas are not just welcomed, they’re expected, celebrated, and turned into real innovations that shape the future of our products and company.

Readdle is a pioneering force in the personal productivity space on Apple devices, having shaped the landscape since 2007. Our mission is to empower individuals and teams with innovative technology, enhancing their efficiency and creativity. We are dedicated to crafting exceptional mobile and desktop experiences for those who aspire to achieve more.
 

As a Senior Growth Analyst at Readdle, you’ll own the numbers behind how Spark grows. From the first ad impression to long-term renewals, you’ll make sense of the data, design event structures, and ensure everything is measurable. You’ll dig into funnels, uncover insights, and build dashboards that make growth performance crystal clear for product and marketing teams.

What will you do:

• Transform and analyze large datasets in BigQuery and Amplitude to uncover trends, anomalies, and actionable insights across the user journey.
• Build and maintain self-serve dashboards in Tableau and Google Sheets that reduce ad-hoc reporting requests and establish a clear source-of-truth for growth metrics.
• Define, document, and QA event structures for new features, campaigns, and experiments; build a robust monetization measurement system to support pricing and migration decisions.
• Analyze user funnels across ads, store, onboarding, in-app usage, purchases, and cancellations to identify drop-offs and growth opportunities.
• Design and monitor A/B experiments and feature launches; validate results and ensure long-term impact tracking.
• Proactively surface insights, hypotheses, and growth opportunities to marketing and product teams; shape quarterly prioritization with impact scenarios to influence roadmap decisions.
• Build forecasting and scenario models for installs, conversions, retention, and revenue.
• Ensure data integrity across tools and pipelines through established QA processes; work with Appsflyer to track attribution and optimize acquisition reporting.

About you:

• 5+ years in growth, product, or marketing analytics in a B2C or SaaS environment, with experience supporting pricing, monetization, or migration initiatives in subscription-based products.
• Strong SQL skills and experience with BigQuery or similar cloud data warehouses (Redshift, Snowflake); proficiency in Tableau and/or Amplitude for dashboards and complex data visualization.
• Experience with Appsflyer or other attribution platforms; familiarity with Python for data analysis and automation is a strong plus.
• Solid understanding of product analytics (funnels, cohorts, retention, event tracking), statistics, A/B testing, and concepts like segmentation, churn, or LTV modeling.
• Proven ability to design self-serve dashboards and act as a strategic thought partner to PM/PMM teams, not just an executor of analytics requests.
• Comfortable working cross-functionally with product, marketing, and engineering teams with a proactive, curious, and coachable mindset.

What you will get at Readdle:

• Customer-centric culture. We put our users at the heart of everything we do. Every team member has the opportunity to engage directly with customers, gaining insights that shape meaningful, delightful experiences for millions worldwide.
• Relentless growth. We’re committed to mastery in our craft. We take ownership of our work, decisions, and outcomes, and we see feedback as a catalyst for growth. Every challenge is an opportunity to learn, evolve, and raise the bar.
• Exceptional people, exceptional team. Our greatest strength is our people. We care deeply about each other, work transparently, and celebrate collective success. Together, we build an environment where everyone can do their best work and grow beyond their potential.
• Real impact. We design products that truly matter. Our focus is on delivering tangible value, simplifying complexity, pushing boundaries, and continuously improving how we build and deliver solutions to our users.
• Culture of innovation. We embrace curiosity and creativity in everything we do. Fresh ideas are not just welcomed, they’re expected, celebrated, and turned into real innovations that shape the future of our products and company.

As we scale Documents to the web and prepare to launch a brand-new product, we’re entering an exciting new stage of growth. To make this journey successful, we’re looking for a strong Product Marketing Manager who will play a pivotal role in shaping how our products are positioned, launched, and scaled.

This is a high-impact role where your work will directly influence our ability to reach ambitious goals - while helping the team grow in a healthy, sustainable way and build products we’re truly proud of.

What you will do:

• Craft and execute GTMs. 
• Build growth hypotheses. 
• Define, measure, and monitor major KPIs. 
• Run market research and extract insights. 
• Coordinate cross-functional team

About you:

• Communication skills must be top-notch. 
• Strong analytics and metrics understanding. 
• Proven track record of launching products and features. 
• Proven track record of hypotheses that moved the needle for a product. 
• Critical thinking. 
• Cross-functional experience. 
• Deep, practical understanding of at least one product or marketing competence (e.g. performance, analytics, SEO, content, etc.) 
• Mobile experience. 
• English - C1 and above. 
• AI implementation in the work routine. 
• Strong understanding of first design and UX principles. 
• Marketing and product tooling: Amplitude (or alternatives), Tableau, Sensor Tower, App Annie, Jira, Replit/Lovable/Gemini/Claud, and Figma

Would be a plus:

• Neogtiations
• Engineering background
• Vybe-coding at least on the level of prototyping
• Design

What you will get at Readdle:

• Customer-centric culture. We put our users at the heart of everything we do. Every team member has the opportunity to engage directly with customers, gaining insights that shape meaningful, delightful experiences for millions worldwide.
• Relentless growth. We’re committed to mastery in our craft. We take ownership of our work, decisions, and outcomes, and we see feedback as a catalyst for growth. Every challenge is an opportunity to learn, evolve, and raise the bar.
• Exceptional people, exceptional team. Our greatest strength is our people. We care deeply about each other, work transparently, and celebrate collective success. Together, we build an environment where everyone can do their best work and grow beyond their potential.
• Real impact. We design products that truly matter. Our focus is on delivering tangible value, simplifying complexity, pushing boundaries, and continuously improving how we build and deliver solutions to our users.
• Culture of innovation. We embrace curiosity and creativity in everything we do. Fresh ideas are not just welcomed, they’re expected, celebrated, and turned into real innovations that shape the future of our products and company.

Spark Mail is one of our flagship products, improving the email experience for millions of users around the world. For most of its history, growth has come from strong product quality and word of mouth. As we invest more deliberately in paid user acquisition, we're hiring a Senior Creative Producer who brings creative judgment, analytical thinking, and a disciplined testing mindset to own and build the foundations of Spark's performance marketing.

About the role: 

The Senior Creative Producer owns the day-to-day execution of creative production across paid social and performance channels, shaping creative direction with a performance-first mindset. Working closely with the Performance Creative Designer and Senior Paid Social Campaign Manager, this role ensures assets are clearly briefed, efficiently produced, delivered on time, and aligned with campaign goals, brand standards, and platform constraints.
Success is measured by creative velocity, speed of iteration, and measurable improvement in acquisition performance.

What you’ll do: 

Creative strategy & concept development

• Develop creative concepts, hooks, and hypotheses designed for rapid testing and measurable impact on CTR, CVR, CPI, and ROAS.
• Write clear, performance-driven briefs that translate creative ideas into executable, testable assets across formats and platforms.
• Translate creative learnings into clear recommendations that shape campaign strategy, messaging, and future investment.
• Monitor competitor creative and market trends to identify high-potential angles, hooks, and formats worth testing.

Production & quality

• Own creative production for paid social campaigns, from brief through launch, ensuring assets are test-ready and aligned to goals.
• Collaborate with the Performance Creative Designer and Paid Social Manager to produce and scale high-performing creative.
• Ensure all creative output meets brand standards, legal requirements, and platform specifications while prioritizing delivery speed.
• Keep creative moving efficiently from brief to launch by managing feedback, revisions, and handoffs with minimal friction.
• Maintain production documentation, trackers, and file organization to support repeatable workflows.

Performance & scale 

• Own creative KPIs including win rate, testing velocity, and contribution to CPA and ROAS improvement.
• Turn performance insights into new creative angles and repeatable concepts that improve core acquisition metrics.
• Partner with the Paid Social Campaign Manager to drive creative performance and sustained acquisition efficiency.
• Build systems for high-velocity testing using AI, freelancers, and UGC to scale output without reducing win rate.

About you: 

• 3+ years of experience as a creative producer or in a similar creative marketing or production role.
• Hands-on experience with paid social or performance marketing workflows on platforms such as Meta, TikTok, and YouTube.
• Track record of building or improving a creative production workflow — not just operating within one.
• Strong writing and storytelling skills, with clear, natural English (B2+ minimum) for effective ad copy and briefs.
• Deep understanding of asset specifications, versioning, and delivery requirements for digital campaigns.
• Comfort with creative and collaboration tools including Figma, Jitter, and Jira.
• Comfort reading performance dashboards and translating data into creative decisions.
• Ability to turn ambiguity into structured plans and maintain discipline in testing and experimentation.
• Proactive ownership mindset — you don't wait to be told what to do.

What you will get at Readdle:

• Customer-centric culture. We put our users at the heart of everything we do. Every team member has the opportunity to engage directly with customers, gaining insights that shape meaningful, delightful experiences for millions worldwide.
• Relentless growth. We’re committed to mastery in our craft. We take ownership of our work, decisions, and outcomes, and we see feedback as a catalyst for growth. Every challenge is an opportunity to learn, evolve, and raise the bar.
• Exceptional people, exceptional team. Our greatest strength is our people. We care deeply about each other, work transparently, and celebrate collective success. Together, we build an environment where everyone can do their best work and grow beyond their potential.
• Real impact. We design products that truly matter. Our focus is on delivering tangible value, simplifying complexity, pushing boundaries, and continuously improving how we build and deliver solutions to our users.
• Culture of innovation. We embrace curiosity and creativity in everything we do. Fresh ideas are not just welcomed, they’re expected, celebrated, and turned into real innovations that shape the future of our products and company.

The Calendars builds an iOS app used by millions of people every day to plan their time. We’re looking for an iOS Engineer who wants to work on a large-scale product, contribute to the development of key features, and build a high-quality user experience as part of a strong team.

What you will do:

• Implement, document, maintain existing application functionality.
• Enhance the application's responsiveness. Identify and rectify bottlenecks and bugs.

• Collaborate with UX/UI designers to transform design mockups and wireframes into fully functional and visually appealing iOS application

   

About you:

• Experience developing applications using Swift and Objective-C.
• Understanding of iOS design principles, interface guidelines, and best practices.
• Strong understanding of SOLID, OOP patterns, concurrency patterns.
• Proficient in memory management and performance tuning.

• Comfortable working with UIKit, SwiftUI, Foundation, Combine, GCD, Swift Concurrency.

   

Would be a plus:

• Experience of working with calendar-related applications e.g. time zones, recurreint events, etc.
• Intstuments
• CI/CD
• StoreKit

What you will get at Readdle:

• Customer-centric culture. We put our users at the heart of everything we do. Every team member has the opportunity to engage directly with customers, gaining insights that shape meaningful, delightful experiences for millions worldwide.
• Relentless growth. We’re committed to mastery in our craft. We take ownership of our work, decisions, and outcomes, and we see feedback as a catalyst for growth. Every challenge is an opportunity to learn, evolve, and raise the bar.
• Exceptional people, exceptional team. Our greatest strength is our people. We care deeply about each other, work transparently, and celebrate collective success. Together, we build an environment where everyone can do their best work and grow beyond their potential.
• Real impact. We design products that truly matter. Our focus is on delivering tangible value, simplifying complexity, pushing boundaries, and continuously improving how we build and deliver solutions to our users.
• Culture of innovation. We embrace curiosity and creativity in everything we do. Fresh ideas are not just welcomed, they’re expected, celebrated, and turned into real innovations that shape the future of our products and company.