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Hi, I’m Jasmin Nisic. I’m a senior software engineer with 10+ years of experience building and scaling mobile and backend systems in production environments. I have hands-on expertise across iOS and Android development, API design, data modeling, and system integration, with a strong focus on performance, reliability, and maintainability. I’m pragmatic and product‑minded, owning the software life cycle from design to deployment. I enjoy turning complex business ideas into intuitive, user‑centered digital products through close collaboration with cross‑functional teams and a passion for delivering value-driven solutions.…Hi, I’m Jasmin Nisic. I’m a senior software engineer with 10+ years of experience building and scaling mobile and backend systems in production environments. I have hands-on expertise across iOS and Android development, API design, data modeling, and system integration, with a strong focus on performance, reliability, and maintainability. I’m pragmatic and product‑minded, owning the software life cycle from design to deployment. I enjoy turning complex business ideas into intuitive, user‑centered digital products through close collaboration with cross‑functional teams and a passion for delivering value-driven solutions.

Jasmin Nisic

PRO

Back-End Developer, App Developer

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Hi, I’m Jasmin Nisic. I’m a senior software engineer with 10+ years of experience building and scaling mobile and backend systems in production environments. I have hands-on expertise across iOS and Android development, API design, data modeling, and system integration, with a strong focus on performance, reliability, and maintainability. I’m pragmatic and product‑minded, owning the software life cycle from design to deployment. I enjoy turning complex business ideas into intuitive, user‑centered digital products through close collaboration with cross‑functional teams and a passion for delivering value-driven solutions.…Hi, I’m Jasmin Nisic. I’m a senior software engineer with 10+ years of experience building and scaling mobile and backend systems in production environments. I have hands-on expertise across iOS and Android development, API design, data modeling, and system integration, with a strong focus on performance, reliability, and maintainability. I’m pragmatic and product‑minded, owning the software life cycle from design to deployment. I enjoy turning complex business ideas into intuitive, user‑centered digital products through close collaboration with cross‑functional teams and a passion for delivering value-driven solutions.

Available to hire

Frankfurt am Main, Germany

Hi, I’m Jasmin Nisic. I’m a senior software engineer with 10+ years of experience building and scaling mobile and backend systems in production environments. I have hands-on expertise across iOS and Android development, API design, data modeling, and system integration, with a strong focus on performance, reliability, and maintainability.

I’m pragmatic and product‑minded, owning the software life cycle from design to deployment. I enjoy turning complex business ideas into intuitive, user‑centered digital products through close collaboration with cross‑functional teams and a passion for delivering value-driven solutions.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Beginner

Beginner

Language

Bosnian

Fluent

English

Advanced

German

Intermediate

Work Experience

Mobile development lead at Zubs GmbH

December 1, 2024 - Present

Continued the work from Lilly DOO, leading the technical direction of mobile development for a white-label e-commerce platform powering multiple B2B clients.

Technical advisor & acting CTO / Freelancer at turtle moments UG

December 1, 2024 - Present

Led the full relaunch of the digital platform: website, backend, APIs, and iOS/Android apps. Designed scalable software architecture and deployed core systems from scratch. Defined the brand’s visual language and UX/UI design. Translated business ideas into user-centric digital products in close collaboration with the founder.

Co-founder & managing director at qpus interactive UG

July 1, 2021 - August 1, 2025

Designed and implemented the full software architecture for a mobile app ecosystem, including PHP backend, APIs, and database design. Developed the iOS application and ensured seamless integration with backend services. Integrated BLE beacons for real-time location and interaction features. Connected the platform with POS systems for end-to-end commerce and operations workflows. Oversaw the product lifecycle from concept to release, applying engineering best practices for scalability, maintainability, and reliability. Managed business strategy, market research, growth projections, hiring, and finance.

Engineer lead / Freelancer at Intellectual Creation GmbH

July 1, 2019 - January 1, 2025

Led development of patent-pending software integrating Canon cameras with iOS/macOS apps. Established technical foundations and architecture. Scaled the development team and codebase, delivering a stable system enabling third-party acquisition in 2025.

Senior software developer at Lilly DOO GmbH

December 1, 2018 - December 1, 2024

Built and led the mobile development team from scratch, defined roles, responsibilities, and processes. Established the architecture for the mobile platform (database, backend APIs, and native iOS and Android apps). Scaled the platform to over 1 million users. Contributed to iOS app and backend API development; integrated with internal systems and external services. Developed a robust internal web tool enabling non-technical users to communicate with app users via millions of personalized notifications per day. Migrated the mobile commerce platform to Shopify, designing backend APIs and ensuring smooth integration with native apps.

Senior mobile developer at ETEC TURE GmbH

November 1, 2017 - December 1, 2018

Developed iOS applications in Objective-C and Swift for automotive client projects; delivered production-ready features. Made architecture decisions and evaluated technology options to ensure scalable, maintainable solutions. Redesigned apps to support multi-brand functionality and reusable component libraries. Implemented image processing features (driving license and plate recognition). Provided end-user support for modules; troubleshooting and issue resolution.

Senior mobile developer at Virgin Pulse

August 1, 2013 - November 1, 2017

Led mobile development, contributing to architecture decisions and delivering high-quality iOS apps for health/wellness projects. Worked across iOS platforms and collaborated with cross-functional teams to drive feature delivery.

Software Architect / Freelancer at LK Net Ltd.

November 1, 2017 - December 1, 2018

Freelance software architect delivering scalable web/mobile solutions; collaborated with partners in London; designed architecture and built core codebase.