Main functions / responsibilities

• Managing a specific part of software portfolio from technical perspective: SW architecture/design, feature creation, backlog analysis.

• Analysis of requirements and customer specifications, estimations, project expertise and Proof-of-Concept tasks.

• Estimation of Dev tasks, definition of implementation approach for other developers.

• Development of high-complexity features or tasks requiring specific expertise.

• Software maintenance – investigation and resolution of complex SW issues from the field.

• Collaboration with QA team within the SW production cycle.

• Collaboration with Support team during UAT for issue investigation and functional improvements.

• Building and maintenance of development environments using SW & HW tools.

• Writing internal technical specifications, Knowledge Base articles, conducting technical trainings, mentoring new joiners, and supporting knowledge transfer between teams.

• Code review, mentorship, legacy code analysis, refactoring, and driving continuous improvement of code quality.

• Staying up to date with modern software development practices, especially in fintech and POS systems.

Additional leadership and coordination responsibilities (sub-team level)

• Acting as a technical lead for dev squad, ensuring alignment of development activities with overall project goals.

• Sprint planning participation and contribution: helping define sprint scope, preparing backlog items for development, and ensuring readiness of tasks.

• Task breakdown and ownership allocation: decomposing high-level requirements into actionable tasks and assigning them to developers based on skills and capacity.

• Backlog grooming and prioritization in collaboration with Product Owner, Project Manager and internal stakeholders, ensuring business needs are properly reflected in development priorities.

• Direct communication with stakeholders (internal/external) to clarify requirements, provide technical insights, and align expectations.

• Monitoring progress of dev squad tasks, proactively identifying risks, bottlenecks, and dependencies, and proposing mitigation actions.

• Supporting the team in decision-making, removing technical blockers, and ensuring timely delivery within sprint commitments.

• Promoting Agile best practices within the team, contributing to continuous improvement of development processes.

Knowledge required

Must have

• Strong experience with Kotlin and Android development

• Solid understanding of Android SDK and application architecture (MVP/MVVM/MVI/Clean Architecture)

• Experience with modern Android tools and libraries (Jetpack, Room, Coroutines, Flow, DI frameworks like Dagger/Hilt)

• Experience integrating REST APIs and working with networking libraries

• Good understanding of software design principles and best practices

• Experience with Git and code review processes

• Practical experience with Agile (Scrum/Kanban)

• Strong problem-solving skills and ability to work independently

Leadership & collaboration

• Ability to coordinate work of a small team (2–3 developers)

• Experience in task planning, estimation, and prioritization

• Strong communication skills and ability to work with cross-functional teams and stakeholders

• Experience in mentoring and supporting other developers

POS / Fintech domain

• Understanding of payment flows and transaction lifecycle

• Basic knowledge of POS systems and terminal-based applications

• Awareness of payment industry standards (EMV, PCI DSS – at a conceptual level)

Nice to have

• Experience working with POS terminals or embedded Android devices

• Knowledge of EMV specifications, card processing, or payment protocols

• Experience with hardware integrations (card readers, PIN pads, printers)

• Experience with CI/CD pipelines