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Senior Software Developer (Payment Systems)

İstanbul, Türkiye (Hybrid)

Senior Software Developer (Payment Systems)

2 Hours ago • 5 Years + • Research & Development

About the job

8 skills required for this role

Add these skills to join the top 1% applicants for this job

algorithms

ci-cd

restful-api

data-structures

.net-core

kanban

software-development-lifecycle-sdlc

Job Description

As a Senior Software Developer (Payment Systems) at Roof Stacks, you will contribute to the development and maintenance of critical payment processing systems. Responsibilities include designing and developing modules, ensuring code quality, and collaborating within an Agile environment. You will leverage your expertise in Microsoft technologies (.NET Framework, .NET Core, C#) and payment systems (Merchant Management, ISO 8583, EMV, etc.). The role requires strong understanding of programming fundamentals (OOP, SOLID, DRY, etc.), RESTful APIs, distributed caching, messaging queues, and CI/CD. You will also participate in unit testing, adhering to lean/agile principles and collaborating effectively with stakeholders.

Must have:

5+ years exp. in software development
Expert in Microsoft Dev. Tech (.NET, C#)
Payment systems exp. (Merchant Mgmt., ISO 8583)
Strong OOP, RESTful API knowledge
Experience with CI/CD and Agile methodologies

Good to have:

Experience with distributed cache and messaging queue
Object-relational mapping techniques
Authentication/authorization protocols
Compliance certifications (Visa, Mastercard, BKM)

As Roof Stacks, we have been carrying out innovative projects since 2015. We aim to become a global actor in Tourism Systems, Extended Reality(AR/VR), Blockchain Technologies, Game Development, and Financial Technology, which are our areas of expertise.

We focus on creating a difference with the technologies we develop and designing the future. In addition to our central office in Ataşehir/İstanbul, we have branches in Antalya and Elazığ in Turkey. We have strengthened our position in the global market by opening a new office in Austin, USA, which hosts world technology giants from all over the world.

Qualifications

*Bachelor's or Master's degree in Computer Science, Software Engineering or related field.

*Minimum 5+ years of work experience in software development,

*Excellent performance and practical experience with Microsoft Development Technologies, .NET Framework,.NET Core, C#

*Excellent understanding of programming fundamentals (OOP, SOLID, DRY, YAGNI, KISS, data structures, algorithms),

*Experience in at least one of the fields of Merchant Management, ISO 8583 Switch, Provisioning, EMV, Compliance (Visa, Mastercard, BKM etc.) Certification , Dispute Management, POS

*Strong knowledge of RESTful API design and consumption,

*Familiarity with distributed cache and messaging queue,

*Experience in Object-relational mapping techniques and ORM frameworks/tools

*Experience in authentication/authorization protocols

*Familiarity with CI/CD flows for DevOps,

*Designing infrastructure or module code development processes in accordance with protocols and analysis documents,

*Unit testing habit with complete coverage,

*Coding habits with quality, readable, testable and maintainable,

*Good understanding of lean/agile values and implementing in SDLC,

*Comfortably with Agile methods such as Scrum and/or Kanban.

Communication Methods

*Ability to convey ideas easily,

*Ability to have professional communication with each stakeholder,

*Ability to be clear, short, open, and persuasive in all kinds of communication,

*Ability to detect problems and solve them in the very beginning

Teamwork Expectations

*Ability to help the team while creating a sustainable product with higher quality,

*Ability to offer practical solutions,

*Ability to direct all kinds of technical and non-technical negotiations in a way that results in a positive outcome

*Ability to have a good grasp of the team, task, and/or customer issues and collaborate with relevant managers when necessary, and swiftly prevent or resolve these,

*Ability to act with common sense while solving problems

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