Senior Full-Stack Developer

ETFBOOK; Kraków; Hybrid; PLN 395.000 - 527.000; Vollzeit

Benefits dieser Stelle

100% remote within EU time zones

Competitive B2B contract

Growth opportunities in a fast-paced,

Team-building events across Europe

Zusammenfassung

ETFBOOK, a Swiss SaaS company delivering ETF data analytics, is seeking a Senior Full-Stack Software Developer with a focus on frontend. This fully remote Europe-wide team will work on a cutting-edge analytics platform with APIs, data processing, and scalable architecture.

You will design, implement, and mentor across both frontend and backend areas, ensuring performance and reliability while collaborating with Product, Data and Technology teams.

Qualifikationen

• 8+ years of experience in web application development.
• Strong expertise in Angular/TypeScript and .NET/C#.
• Experience in end-to-end feature development, testing and deployment.
• Knowledge of frontend, backend, API, and database architecture.
• Experience with Azure and AI-assisted development tools.

Aufgaben

• Develop and maintain end-to-end features across Angular and .NET stack.
• Design solutions spanning frontend, backend, APIs, and databases.
• Lead design and requirements analysis for major initiatives.
• Ensure performance, scalability, security, and reliability.
• Review code and promote engineering standards.
• Troubleshoot complex issues and support production stability.
• Mentor junior and mid-level engineers.

Kenntnisse

Angular/TypeScript

.NET/C#

Frontend/backend/API architecture

Cloud/Azure

English communication

Mentoring

Tools

Azure

Jobbeschreibung

Location: Remote (European Time Zone), once per month in the office in Cracow

Contract Type: B2B

About Us:

ETFBOOK is a Swiss SaaS company providing data, analytics, and custom solutions in the Exchange Traded Funds (ETFs) space. Founded in 2020, we aim to make global ETF data accessible, actionable, and valuable for institutional participants, including ETF issuers, index providers, fund service providers, market makers, exchanges, and buy-side institutions.

We develop a platform which offers comprehensive insights through a user-friendly web application and robust APIs, covering areas such as product analysis, fund flow tracking, performance comparisons, and liquidity assessments.

About the role:

We are seeking a Full-Stack Software Developer with interest in Frontend development to join our fully remote team spread across Europe.

You’ll join a highly skilled technology team. This team develops and maintains a cutting-edge data analytics platform using most advanced technologies to support all core business functions. You’ll be a part of a collaborative team focused on the application development. This role offers the chance to make a visible impact in a dynamic, fast-evolving field.

Responsibilities:

• Develops and maintains complex end-to-end features across the latest Angular and .NET.
• Designs solutions covering front-end, backend, APIs, databases, and data processing.
• Leads solution design and requirements analysis for major initiatives.
• Ensures end-to-end performance, scalability, security, and reliability.
• Reviews code across the stack and promotes engineering standards.
• Troubleshoots complex cross-system issues and supports production stability.
• Mentors junior and mid-level full-stack engineers.

Requirements:

• 8+ years of experience in web application development.
• Strong expertise in latest Angular / TypeScript and the latest .NET/ C#.
• Strong understanding of front-end, backend, API and database architecture.
• Experience designing and delivering complex features end-to-end.
• Experience with automated testing and deployment.
• Strong understanding of application performance, scalability, and code quality.
• Experience with Azure and AI-assisted development tools.
• Good knowledge of Azure
• Works independently and takes ownership of complex tasks.
• Strong communication skills in English.
• Strong problem-solving skills.
• Able to work effectively with Product, Data and Technology teams.
• Able to review code and provide technical guidance.
• Able to mentor Junior and Mid-level engineers.
• Commitment to delivering high-quality solutions.

Nice to have:

• Experience with data visualization.
• Basics of UX/UI and ability to identify improvements.
• Interest in financial markets, especially ETFs.
• Experience with B2B SaaS products
• Able to make and explain technical decisions.

What we offer:

• 100% remote work from anywhere within the European time zone.
• Competitive B2B contract.
• Exciting growth opportunities in a fast-paced startup.
• Impactful work: help revolutionise ETF data market, currently fastest growing area of finance.
• Have a real impact of developing products: your work will directly influence live projects, delivering measurable results in real-world applications.
• Culture of innovation: collaborate with forward-thinking professionals in technology and finance where experimentation and creativity are encouraged.
• Team- buildings events at least twice a year, hosted in various European locations.