Senior Software Engineer (Frontend) at Blackline Systems Corp

Krakow, Lesser Poland Voivodeship, Poland -

Full Time

Start Date

Immediate

Expiry Date

09 Apr, 26

Salary

0.0

Posted On

09 Jan, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

JavaScript, TypeScript, React, Webpack, Vite, Rollup, Micro-Frontends, CI/CD, Unit Testing, End-To-End Testing, Jest, Testing Library, Vitest, Playwright, Design Systems, CSS Preprocessors

Industry

Software Development

Description

Get to Know Us: It's fun to work in a company where people truly believe in what they're doing! At BlackLine, we're committed to bringing passion and customer focus to the business of enterprise applications. Since being founded in 2001, BlackLine has become a leading provider of cloud software that automates and controls the entire financial close process. Our vision is to modernize the finance and accounting function to enable greater operational effectiveness and agility, and we are committed to delivering innovative solutions and services to empower accounting and finance leaders around the world to achieve Modern Finance. Being a best-in-class SaaS Company, we understand that bringing in new ideas and innovative technology is mission critical. At BlackLine we are always working with new, cutting edge technology that encourages our teams to learn something new and expand their creativity and technical skillset that will accelerate their careers. Work, Play and Grow at BlackLine! Make Your Mark: BlackLine¯SaaS is the system of interaction for finance and accounting teams and it integrates with numerous ERPs, CRMs, Payment systems, Point of Sale systems and other applications. Join BlackLine as a Senior Front-End Engineer and contribute to the modernization of our enterprise web platform. You’ll architect and implement micro-frontend App Shell architecture, migrate features from legacy .NET systems, and implement front-end standards within the team. This is a hands-on coding role focused on building high-performance, secure, and accessible web applications using modern technologies. You'll Get To: Component Development: Design and implement scalable front-end features and contribute to reusable component libraries, leveraging technologies such as Webpack Module Federation. Modernize & Migrate: Execute the migration from legacy .NET applications to modern React-based solutions within the micro-frontend App Shell architecture. Define Integration Strategies: Implement shared authentication and login workflows across multiple micro-apps, configure URL routing for multiple apps on the same domain, and enable inter-app communication. Drive Engineering Excellence: Implement performance optimizations, observability, and security improvements across assigned front-end systems. Quality & Standards: Write clean, secure, and maintainable code that meets performance standards. Champion code quality through peer code reviews, and comprehensive testing (Unit, Integration, E2E). Mentorship: Mentor junior developers, share knowledge with the team, and contribute to continuous process improvements. What You'll Bring: Experience: 4–8 years of professional experience in front-end software development. Core Technologies: Expertise in JavaScript, TypeScript, React, and modern build tools (Webpack, Vite, Rollup). Architecture: Solid understanding of micro-frontends, legacy modernization, and experience with CI/CD pipelines for cloud deployments. SDLC Ownership: Experience managing the feature lifecycle: from translating stakeholder requirements into technical specifications to driving the development process. Testing & Accessibility: Proficiency in unit testing and end-to-end testing using Jest, Testing Library, Vitest, and Playwright. UI & Design Systems: A deep understanding of design systems, including Storybook, design tokens, component-driven development, and CSS preprocessors (SASS/LESS) and responsive design for flexible layouts. Soft Skills: Ability to work independently on complex tasks, estimate deliverables accurately, and collaborate effectively in an agile environment. We’re Even More Excited If You Have: Accessibility & Global Reach: Strong knowledge of web accessibility (WCAG standards) and internationalization (i18n). Backend & Microservices: Experience with backend technologies and microservices architecture is a plus. Thrive at BlackLine Because You Are Joining: A technology-based company with a sense of adventure and a vision for the future. Every door at BlackLine is open. Just bring your brains, your problem-solving skills, and be part of a winning team at the world's most trusted name in Finance Automation! A culture that is kind, open, and accepting. It's a place where people can embrace what makes them unique, and the mix of cultural backgrounds and varying interests cultivates diverse thought and perspectives. A culture where BlackLiner's continued growth and learning is empowered. BlackLine offers a wide variety of professional development seminars and inclusive affinity groups to celebrate and support our diversity. BlackLine is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity or expression, race, ethnicity, age, religious creed, national origin, physical or mental disability, ancestry, color, marital status, sexual orientation, military or veteran status, status as a victim of domestic violence, sexual assault or stalking, medical condition, genetic information, or any other protected class or category recognized by applicable equal employment opportunity or other similar laws. BlackLine recognizes that the ways we work and the workplace itself have shifted. We innovate in a workplace that optimizes a combination of virtual and in-person interactions to maximize collaboration and nurture our culture. Candidates who live within a reasonable commute to one of our offices will work in the office at least 3 days a week.

Responsibilities

The Senior Front-End Engineer will architect and implement micro-frontend App Shell architecture and migrate features from legacy .NET systems. This role focuses on building high-performance, secure, and accessible web applications using modern technologies.