Principal Mobile Engineer – POS Terminal

Moniepoint Inc. (Formerly TeamApt Inc.)

. Lead the design and architecture of POS terminal solutions, ensuring security, scalability, performance, and integration with hardware and payment systems .

Posted 10/16/2026full-timeRemote • PolandLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in POS terminal system design and architecture, with a strong focus on Android Native development, EMV security protocols, and payment systems integration. Proven ability to lead engineering teams, mentor talent, and enforce software engineering best practices.

Highest-signal resume keywords

POS Terminal System DesignAndroid Native DevelopmentEMV Security ProtocolsPayment Systems ArchitectureCross-Platform Mobile Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

System DesignArchitectureJavaKotlinFlutterCJavaScriptPayment ProcessingSoftware Quality AssuranceTroubleshooting

Soft Skills

Strong Communication SkillsMentoringLeadershipProcess Improvement

Tools & Technologies

POS DevicesCard ReadersPin PadsPrintersPayment Gateways

Industry Keywords

EMV StandardsPayment TechnologiesMobile DevelopmentEmbedded SystemsFinancial Systems

Tech Stack

Tools & technologies

AndroidFlutterJavaJavaScriptKotlin

About the role

Key responsibilities & impact

Lead the design and architecture of POS terminal solutions, ensuring security, scalability, performance, and integration with hardware and payment systems
Develop and maintain architectural documents and diagrams for POS terminal systems across platforms
Make architectural decisions involving payment technologies, EMV standards, and hardware compatibility
Lead development of POS-related applications
Optimize performance and security around payment processing and EMV protocols
Participate in planning with product and engineering teams to align solutions with market needs and business goals
Conduct code reviews and promote best practices for mobile and embedded systems, especially Android Native development
Define and enforce software engineering best practices across POS and related teams
Ensure stability and reliability of POS products and applications through monitoring and troubleshooting
Mentor engineering teams and support their technical growth
Participate in hiring engineers with POS, mobile, and embedded development expertise

Requirements

What you’ll need

At least 8 years of experience in system design, architecture, and development, specifically in the POS terminal domain
Strong expertise in Android Native development using Java/Kotlin
Deep understanding of Android-based POS terminal solutions
Experience in cross-platform mobile development, such as Flutter
Familiarity with C and JavaScript for POS application platforms is a plus
Strong knowledge of EMV security protocols, including chip-based transactions, encryption, and key management
Experience integrating hardware for POS devices, including card readers, pin pads, printers, and other peripherals
Deep understanding of payment systems architecture, including payment processor and gateway integration
Knowledge of software quality assurance principles and their application in financial systems
Ability to manage complex system interactions and adapt to changing requirements
Strong communication skills for presenting complex technical concepts to technical and non-technical stakeholders
Leadership abilities focused on mentoring engineers and driving process improvements

Benefits

Comp & perks

Culture prioritizing employee well-being, inclusion, respect, and having all voices heard
Learning and development-focused environment
Knowledge sharing and training
Regular internal technical talks
Attractive salary
Pension
Health insurance
Annual bonus
Other benefits