Fullstack or Backend Developer İstanbul - Remote Full-Time

Fimple

United States · Full-time · Not Applicable

Fimple is a product company focused on building a cloud-native, highly composable, and extendible platform designed to meet the end-to-end requirements of digital, disruptive, and new-entrant financial players seeking agility. We provide a modern, API-first, extensible platform with strong ecosystem and marketplace capabilities, enabling financial institutions to scale and evolve rapidly in a dynamic market.

We are looking for a Full Stack Developer or Backend Developer with strong software engineering fundamentals, hands-on experience in both backend and frontend development, and prior exposure to the banking or financial services domain. You will play a key role in building and maintaining high-performance, scalable applications that power next-generation digital banking experiences. This role is fully remote and requires the ability to work effectively in an international, fast-paced product environment.

What Will The Right Person Look Like?

Minimum 2 years of professional experience as a Full Stack or Backend-focused Developer.
Banking industry experience in at least one of the following areas: Credits, Accounting, Core Banking, Transfers (SWIFT, EFT, SEPA, etc.), Treasury, or Financial Analysis.
Bachelor’s degree in Computer Science, Software Engineering, or a related field.
Strong proficiency in frontend fundamentals: HTML, CSS, JavaScript.
Experience with modern JavaScript frameworks such as React, Angular, or Vue.
Proficiency with server-side languages and frameworks such as .NET, Java, Node.js, or Python.
Familiarity with database technologies such as MSSQL, MySQL, Oracle, or MongoDB.
Understanding of RESTful API design and integration patterns.
Excellent problem-solving, analytical thinking, and debugging skills.
Strong communication and interpersonal skills; ability to collaborate with cross-functional teams in a remote setting.

What Will You Be Doing?

Collaborate with product managers, architects, and development teams to ideate and design software solutions.
Develop client-side and server-side architecture for scalable, secure applications.
Build intuitive, responsive, and visually appealing frontend interfaces.
Develop and maintain robust databases, backend services, and APIs.
Ensure the performance, reliability, and security of applications.
Troubleshoot, debug, and continuously improve existing systems and functionalities.
Conduct automated and manual tests to ensure product quality.
Implement security and data protection best practices across all development layers.
Build features with a mobile-responsive design approach.
Write clear, maintainable technical documentation.
Collaborate with data teams to optimize data workflows and improve platform intelligence.

Key Skills

Ranked by relevance

responsive server responsive design javascript angular oracle react swift mysql cloud java css

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