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Senior iOS Developer at Prequel. ATS location: Remote. Source ATS: Mobile.Career. {"@context":"https://schema.org/","@type":"JobPosting","title":"Senior iOS Developer","description":"\u003cp>We’re looking for a \u003cstrong>Senior iOS Developer\u003c/strong> to join the \u003cstrong>Esti\u003c/strong> team and take ownership of features end-to-end – from clarifying requirements with Product, Design, and Analytics to designing the technical solution, estimating and breaking down tasks, implementation, stabilization, and release.\u003c/p>\u003cp>\u003cstrong>Esti \u003c/strong>(\u003ca href=\"https://esti.app/\" target=\"_blank\">https://esti.app/\u003c/a>) is our mobile product for creators and bloggers, focused on helping users create and edit engaging visual content. It’s part of our product ecosystem alongside our main app, \u003cstrong>Prequel \u003c/strong>(\u003ca href=\"https://prequel.app/\" target=\"_blank\">https://prequel.app/\u003c/a>), a mobile photo and video editor.\u003c/p>\u003cp>You’ll work on a product with complex client-side logic, monetization, dynamic and remotely configurable experiences, and AI-powered workflows.\u003c/p>\n\u003ch3>Responsibilities\u003c/h3>\u003cul>\u003cli>Own product tasks end-to-end: clarify requirements, design technical solutions, decompose and estimate work, implement, stabilize, and release;\u003c/li>\u003cli>Improve the core user flow – from app launch to the first successful edit;\u003c/li>\u003cli>Work on monetization features, including subscriptions and in-app currency;\u003c/li>\u003cli>Develop and improve editor features and user experiences;\u003c/li>\u003cli>Build dynamic and remotely configurable screens and business logic;\u003c/li>\u003cli>Take an active part in improving development and testing processes and engineering practices;\u003c/li>\u003cli>Participate in code reviews and mentor other iOS developers;\u003c/li>\u003cli>Contribute to the overall technical expertise and evolution of the iOS team.\u003c/li>\u003c/ul>\u003cp>\u003cstrong>Tech stack:\u003c/strong>\u003c/p>\u003cul>\u003cli>Swift 6\u003c/li>\u003cli>SwiftUI + UIKit – both are required\u003c/li>\u003cli>Structured Concurrency\u003c/li>\u003cli>StoreKit 2\u003c/li>\u003cli>AI coding agents – Claude, Cursor\u003c/li>\u003cli>Proxyman / Charles\u003c/li>\u003cli>Firebase Remote Config\u003c/li>\u003cli>Xcode Instruments\u003c/li>\u003c/ul>\u003cp>\u003cstrong>How we hire:\u003c/strong>\u003c/p>\u003cul>\u003cli>HR interview\u003c/li>\u003cli>Tech interview\u003c/li>\u003cli>Final interview with CTO\u003c/li>\u003cli>Reference check\u003c/li>\u003c/ul>\n\u003ch3>Requirements\u003c/h3>\u003cul>\u003cli>4+ years of commercial iOS development with Swift;\u003c/li>\u003cli>Experience working with large codebases and modular architectures;\u003c/li>\u003cli>Experience in product teams and ownership of features from idea to release;\u003c/li>\u003cli>Strong experience with both SwiftUI and UIKit;\u003c/li>\u003cli>Solid understanding and practical experience with Structured Concurrency and StoreKit 2;\u003c/li>\u003cli>Advanced, hands-on experience with AI coding agents such as Claude and Cursor;\u003c/li>\u003cli>Experience creating skills, documentation, and workflows for AI agents;\u003c/li>\u003cli>Regular use of AI agents for day-to-day engineering tasks and problem solving;\u003c/li>\u003cli>Experience with third-party MCPs to improve development workflows;\u003c/li>\u003cli>Ability to work independently, make technical decisions, and take ownership of outcomes;\u003c/li>\u003cli>Comfortable working with ambiguity and changing priorities;\u003c/li>\u003cli>Curiosity and a strong desire to improve both the product and the way the team works.\u003c/li>\u003c/ul>\u003cp>\u003cstrong>Nice to have:\u003c/strong>\u003c/p>\u003cul>\u003cli>Experience with Photos / PhotoKit and AVFoundation.\u003c/li>\u003cli>Experience with unit and UI testing.\u003c/li>\u003cli>Experience working on apps with complex business logic on the client side.\u003c/li>\u003cli>Experience solving non-standard or technically challenging problems.\u003c/li>\u003cli>Personal interest in photo/video editing, content creation, blogging, or similar areas.\u003c/li>\u003c/ul>\n\u003ch3>Conditions\u003c/h3>\u003cul>\u003cli>\u003cstrong>Professional development\u003c/strong> – paid training and courses, as well as online and offline lectures, workshops, and training sessions. Our employees take part in all major IT meetups;\u003c/li>\u003cli>\u003cstrong>Adaptation\u003c/strong> – a high-quality onboarding process that helps new employees settle in quickly and smoothly. We regularly collect feedback throughout the probation period;\u003c/li>\u003cli>\u003cstrong>Career development\u003c/strong> – performance reviews are conducted every 6 months. We monitor progress and help employees improve their performance;\u003c/li>\u003cli>\u003cstrong>Work-life balance\u003c/strong> – the flexibility to build your work schedule conveniently, as well as take vacations and days off without unnecessary approvals or bureaucracy;\u003c/li>\u003cli>\u003cstrong>Health\u003c/strong> – health insurance compensation.\u003c/li>\u003cli>\u003cstrong>Office\u003c/strong> – a modern office in Montenegro with comfortable workspaces and lounge areas;\u003c/li>\u003cli>\u003cstrong>Relocation\u003c/strong> – we provide a full relocation support package for those moving to Montenegro, including assistance with obtaining a residence permit;\u003c/li>\u003cli>\u003cstrong>Prequel+\u003c/strong> – premium access to the full Prequel product suite.\u003c/li>\u003c/ul>","datePosted":"2026-08-25","validThrough":"2027-02-25","identifier":{"@type":"PropertyValue","name":"Prequel","value":"cmt97paqt0008jo04gninfp83"},"hiringOrganization":{"@type":"Organization","name":"Prequel"},"url":"https://mobile.career/jobs/prequel-senior-ios-developer-cmt97paqt0008jo04gninfp83","employmentType":"FULL_TIME","directApply":false,"jobLocationType":"TELECOMMUTE"}
P
Prequel
-
August 25, 2026
-
Full Time
-
Senior
-
REMOTE
-
Remote
SwiftSwiftUIUIKitStructured Concurrency
Apply Now ->
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Senior iOS Developer
We’re looking for a Senior iOS Developer to join the Esti team and take ownership of features end-to-end – from clarifying requirements with Product, Design, and Analytics to designing the technical solution, estimating and breaking down tasks, implementation, stabilization, and release.
Esti (https://esti.app/) is our mobile product for creators and bloggers, focused on helping users create and edit engaging visual content. It’s part of our product ecosystem alongside our main app, Prequel (https://prequel.app/), a mobile photo and video editor.
You’ll work on a product with complex client-side logic, monetization, dynamic and remotely configurable experiences, and AI-powered workflows.
Responsibilities
- Own product tasks end-to-end: clarify requirements, design technical solutions, decompose and estimate work, implement, stabilize, and release;
- Improve the core user flow – from app launch to the first successful edit;
- Work on monetization features, including subscriptions and in-app currency;
- Develop and improve editor features and user experiences;
- Build dynamic and remotely configurable screens and business logic;
- Take an active part in improving development and testing processes and engineering practices;
- Participate in code reviews and mentor other iOS developers;
- Contribute to the overall technical expertise and evolution of the iOS team.
Tech stack:
- Swift 6
- SwiftUI + UIKit – both are required
- Structured Concurrency
- StoreKit 2
- AI coding agents – Claude, Cursor
- Proxyman / Charles
- Firebase Remote Config
- Xcode Instruments
How we hire:
- HR interview
- Tech interview
- Final interview with CTO
- Reference check
Requirements
- 4+ years of commercial iOS development with Swift;
- Experience working with large codebases and modular architectures;
- Experience in product teams and ownership of features from idea to release;
- Strong experience with both SwiftUI and UIKit;
- Solid understanding and practical experience with Structured Concurrency and StoreKit 2;
- Advanced, hands-on experience with AI coding agents such as Claude and Cursor;
- Experience creating skills, documentation, and workflows for AI agents;
- Regular use of AI agents for day-to-day engineering tasks and problem solving;
- Experience with third-party MCPs to improve development workflows;
- Ability to work independently, make technical decisions, and take ownership of outcomes;
- Comfortable working with ambiguity and changing priorities;
- Curiosity and a strong desire to improve both the product and the way the team works.
Nice to have:
- Experience with Photos / PhotoKit and AVFoundation.
- Experience with unit and UI testing.
- Experience working on apps with complex business logic on the client side.
- Experience solving non-standard or technically challenging problems.
- Personal interest in photo/video editing, content creation, blogging, or similar areas.
Conditions
- Professional development – paid training and courses, as well as online and offline lectures, workshops, and training sessions. Our employees take part in all major IT meetups;
- Adaptation – a high-quality onboarding process that helps new employees settle in quickly and smoothly. We regularly collect feedback throughout the probation period;
- Career development – performance reviews are conducted every 6 months. We monitor progress and help employees improve their performance;
- Work-life balance – the flexibility to build your work schedule conveniently, as well as take vacations and days off without unnecessary approvals or bureaucracy;
- Health – health insurance compensation.
- Office – a modern office in Montenegro with comfortable workspaces and lounge areas;
- Relocation – we provide a full relocation support package for those moving to Montenegro, including assistance with obtaining a residence permit;
- Prequel+ – premium access to the full Prequel product suite.
Disclaimer:
Mobile Career is not hiring for this position, we just post job ads for other companies. We urge you to check jobs yourself as well.
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More jobs like this
Lead User Acquisition (Prequel & Esti) at PrequelUser Acquisition manager (Meta/TikTok) at PrequelGrowth Product Manager at Prequel
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- {"@context":"https://schema.org/","@type":"JobPosting","title":"Senior iOS Developer","description":"\u003cp>We’re looking for a \u003cstrong>Senior iOS Developer\u003c/strong> to join the \u003cstrong>Esti\u003c/strong> team and take ownership of features end-to-end – from clarifying requirements with Product, Design, and Analytics to designing the technical solution, estimating and breaking down tasks, implementation, stabilization, and release.\u003c/p>\u003cp>\u003cstrong>Esti \u003c/strong>(\u003ca href=\"https://esti.app/\" target=\"_blank\">https://esti.app/\u003c/a>) is our mobile product for creators and bloggers, focused on helping users create and edit engaging visual content.
- It’s part of our product ecosystem alongside our main app, \u003cstrong>Prequel \u003c/strong>(\u003ca href=\"https://prequel.app/\" target=\"_blank\">https://prequel.app/\u003c/a>), a mobile photo and video editor.\u003c/p>\u003cp>You’ll work on a product with complex client-side logic, monetization, dynamic and remotely configurable experiences, and AI-powered workflows.\u003c/p>\n\u003ch3>Responsibilities\u003c/h3>\u003cul>\u003cli>Own product tasks end-to-end: clarify requirements, design technical solutions, decompose and estimate work, implement, stabilize, and release;\u003c/li>\u003cli>Improve the core user flow – from app launch to the first successful edit;\u003c/li>\u003cli>Work on monetization features, including subscriptions and in-app currency;\u003c/li>\u003cli>Develop and improve editor features and user experiences;\u003c/li>\u003cli>Build dynamic and remotely configurable screens and business logic;\u003c/li>\u003cli>Take an active part in improving development and testing processes and engineering practices;\u003c/li>\u003cli>Participate in code reviews and mentor other iOS developers;\u003c/li>\u003cli>Contribute to the overall technical expertise and evolution of the iOS team.\u003c/li>\u003c/ul>\u003cp>\u003cstrong>Tech stack:\u003c/strong>\u003c/p>\u003cul>\u003cli>Swift 6\u003c/li>\u003cli>SwiftUI + UIKit – both are required\u003c/li>\u003cli>Structured Concurrency\u003c/li>\u003cli>StoreKit 2\u003c/li>\u003cli>AI coding agents – Claude, Cursor\u003c/li>\u003cli>Proxyman / Charles\u003c/li>\u003cli>Firebase Remote Config\u003c/li>\u003cli>Xcode Instruments\u003c/li>\u003c/ul>\u003cp>\u003cstrong>How we hire:\u003c/strong>\u003c/p>\u003cul>\u003cli>HR interview\u003c/li>\u003cli>Tech interview\u003c/li>\u003cli>Final interview with CTO\u003c/li>\u003cli>Reference check\u003c/li>\u003c/ul>\n\u003ch3>Requirements\u003c/h3>\u003cul>\u003cli>4+ years of commercial iOS development with Swift;\u003c/li>\u003cli>Experience working with large codebases and modular architectures;\u003c/li>\u003cli>Experience in product teams and ownership of features from idea to release;\u003c/li>\u003cli>Strong experience with both SwiftUI and UIKit;\u003c/li>\u003cli>Solid understanding and practical experience with Structured Concurrency and StoreKit 2;\u003c/li>\u003cli>Advanced, hands-on experience with AI coding agents such as Claude and Cursor;\u003c/li>\u003cli>Experience creating skills, documentation, and workflows for AI agents;\u003c/li>\u003cli>Regular use of AI agents for day-to-day engineering tasks and problem solving;\u003c/li>\u003cli>Experience with third-party MCPs to improve development workflows;\u003c/li>\u003cli>Ability to work independently, make technical decisions, and take ownership of outcomes;\u003c/li>\u003cli>Comfortable working with ambiguity and changing priorities;\u003c/li>\u003cli>Curiosity and a strong desire to improve both the product and the way the team works.\u003c/li>\u003c/ul>\u003cp>\u003cstrong>Nice to have:\u003c/strong>\u003c/p>\u003cul>\u003cli>Experience with Photos / PhotoKit and AVFoundation.\u003c/li>\u003cli>Experience with unit and UI testing.\u003c/li>\u003cli>Experience working on apps with complex business logic on the client side.\u003c/li>\u003cli>Experience solving non-standard or technically challenging problems.\u003c/li>\u003cli>Personal interest in photo/video editing, content creation, blogging, or similar areas.\u003c/li>\u003c/ul>\n\u003ch3>Conditions\u003c/h3>\u003cul>\u003cli>\u003cstrong>Professional development\u003c/strong> – paid training and courses, as well as online and offline lectures, workshops, and training sessions.
- Our employees take part in all major IT meetups;\u003c/li>\u003cli>\u003cstrong>Adaptation\u003c/strong> – a high-quality onboarding process that helps new employees settle in quickly and smoothly.
- We regularly collect feedback throughout the probation period;\u003c/li>\u003cli>\u003cstrong>Career development\u003c/strong> – performance reviews are conducted every 6 months.
- We monitor progress and help employees improve their performance;\u003c/li>\u003cli>\u003cstrong>Work-life balance\u003c/strong> – the flexibility to build your work schedule conveniently, as well as take vacations and days off without unnecessary approvals or bureaucracy;\u003c/li>\u003cli>\u003cstrong>Health\u003c/strong> – health insurance compensation.\u003c/li>\u003cli>\u003cstrong>Office\u003c/strong> – a modern office in Montenegro with comfortable workspaces and lounge areas;\u003c/li>\u003cli>\u003cstrong>Relocation\u003c/strong> – we provide a full relocation support package for those moving to Montenegro, including assistance with obtaining a residence permit;\u003c/li>\u003cli>\u003cstrong>Prequel+\u003c/strong> – premium access to the full Prequel product suite.\u003c/li>\u003c/ul>","datePosted":"2026-08-25","validThrough":"2027-02-25","identifier":{"@type":"PropertyValue","name":"Prequel","value":"cmt97paqt0008jo04gninfp83"},"hiringOrganization":{"@type":"Organization","name":"Prequel"},"url":"https://mobile.career/jobs/prequel-senior-ios-developer-cmt97paqt0008jo04gninfp83","employmentType":"FULL_TIME","directApply":false,"jobLocationType":"TELECOMMUTE"}
P
Prequel
-
August 25, 2026
-
Full Time
-
Senior
-
REMOTE
-
Remote
SwiftSwiftUIUIKitStructured Concurrency
Apply Now ->
Share this job
Report incorrect job data
All Jobs
Senior iOS Developer
We’re looking for a Senior iOS Developer to join the Esti team and take ownership of features end-to-end – from clarifying requirements with Product, Design, and Analytics to designing the technical solution, estimating and breaking down tasks, implementation, stabilization, and release.
Esti (https://esti.app/) is our mobile product for creators and bloggers, focused on helping users create and edit engaging visual content. It’s part of our product ecosystem alongside our main app, Prequel (https://prequel.app/), a mobile photo and video editor.
You’ll work on a product with complex client-side logic, monetization, dynamic and remotely configurable experiences, and AI-powered workflows.
Responsibilities
- Own product tasks end-to-end: clarify requirements, design technical solutions, decompose and estimate work, implement, stabilize, and release;
- Improve the core user flow – from app launch to the first successful edit;
- Work on monetization features, including subscriptions and in-app currency;
- Develop and improve editor features and user experiences;
- Build dynamic and remotely configurable screens and business logic;
- Take an active part in improving development and testing processes and engineering practices;
- Participate in code reviews and mentor other iOS developers;
- Contribute to the overall technical expertise and evolution of the iOS team.
Tech stack:
- Swift 6
- SwiftUI + UIKit – both are required
- Structured Concurrency
- StoreKit 2
- AI coding agents – Claude, Cursor
- Proxyman / Charles
- Firebase Remote Config
- Xcode Instruments
How we hire:
- HR interview
- Tech interview
- Final interview with CTO
- Reference check
Requirements
- 4+ years of commercial iOS development with Swift;
- Experience working with large codebases and modular architectures;
- Experience in product teams and ownership of features from idea to release;
- Strong experience with both SwiftUI and UIKit;
- Solid understanding and practical experience with Structured Concurrency and StoreKit 2;
- Advanced, hands-on experience with AI coding agents such as Claude and Cursor;
- Experience creating skills, documentation, and workflows for AI agents;
- Regular use of AI agents for day-to-day engineering tasks and problem solving;
- Experience with third-party MCPs to improve development workflows;
- Ability to work independently, make technical decisions, and take ownership of outcomes;
- Comfortable working with ambiguity and changing priorities;
- Curiosity and a strong desire to improve both the product and the way the team works.
Nice to have:
- Experience with Photos / PhotoKit and AVFoundation.
- Experience with unit and UI testing.
- Experience working on apps with complex business logic on the client side.
- Experience solving non-standard or technically challenging problems.
- Personal interest in photo/video editing, content creation, blogging, or similar areas.
Conditions
- Professional development – paid training and courses, as well as online and offline lectures, workshops, and training sessions. Our employees take part in all major IT meetups;
- Adaptation – a high-quality onboarding process that helps new employees settle in quickly and smoothly. We regularly collect feedback throughout the probation period;
- Career development – performance reviews are conducted every 6 months. We monitor progress and help employees improve their performance;
- Work-life balance – the flexibility to build your work schedule conveniently, as well as take vacations and days off without unnecessary approvals or bureaucracy;
- Health – health insurance compensation.
- Office – a modern office in Montenegro with comfortable workspaces and lounge areas;
- Relocation – we provide a full relocation support package for those moving to Montenegro, including assistance with obtaining a residence permit;
- Prequel+ – premium access to the full Prequel product suite.
Disclaimer:
Mobile Career is not hiring for this position, we just post job ads for other companies. We urge you to check jobs yourself as well.
Share job
-
-
-
More jobs like this
Lead User Acquisition (Prequel & Esti) at PrequelUser Acquisition manager (Meta/TikTok) at PrequelGrowth Product Manager at Prequel
Get new mobile jobs in your inbox
Stay ahead with a weekly digest of curated iOS, Android, Flutter, and React Native roles.
Subscribe