Senior Frontend Engineer

Coralogix, inc.; Kraków; On-site; PLN 260,000 - 360,000; Full time

Job summary

Coralogix, inc. in Kraków is seeking a Senior Frontend Engineer to own complex frontend features for our observability platform. You will build high-performance UI using Angular and collaborate across Product, Design and Backend teams.

The ideal candidate has 7+ years of frontend development, strong TypeScript/JavaScript/HTML/CSS skills, and experience with scalable frontend architectures, UI/UX, and data-heavy interfaces. You will mentor others and help raise engineering standards.

Qualifications

• 7+ years of frontend development experience with ownership of complex production applications.
• Proficiency with Angular, React, or Vue.
• Strong TypeScript, JavaScript, HTML and CSS/SCSS skills.
• Experience designing scalable frontend architectures and data-heavy UIs.
• Solid understanding of browser fundamentals and modern web practices.

Responsibilities

• Own complex product features from idea to production.
• Design and build intuitive, high-performance frontends using Angular.
• Drive frontend architecture with a focus on scalability, maintainability, and UX.
• Collaborate with Product, Design, Backend and other engineers to shape solutions.
• Translate complex data into clear, user-friendly interfaces and promote best practices.
• Write clean, tested, production-ready code and review peers' code.

Skills

Angular

React

Vue

TypeScript

JavaScript

HTML/CSS/SCSS

UI/UX

APIs

State management

Testing

Cross-functional collaboration

Communication

Tools

Nx

Job description

## Senior Frontend EngineerKrakow, Poland · Full-time · Senior#### About The PositionCoralogix is a modern, full-stack observability platform transforming how businesses process and understand their data. Our unique architecture powers in-stream analytics without reliance on expensive indexing or hot storage. We specialize in comprehensive monitoring of logs, metrics, trace and security events with features such as APM, RUM, SIEM, Kubernetes monitoring and more, all enhancing operational efficiency and reducing observability spend by up to 70%.**About Our Squad**We're building some of the most important user experiences in Coralogix.Our team owns the frontend experience for products like **Explore, APM, and RUM** - interfaces engineers rely on every day to investigate, debug, and understand their systems.Although we're frontend-focused, we're a **full-stack product team**. We own features end-to-end, from product discussions and UX decisions to architecture, implementation, backend integrations, and production.Engineers on our team don't just implement designs - they help define the product, challenge assumptions, make technical decisions, and shape how users experience Coralogix.We're looking for a **Senior Frontend Engineer** who is a builder at heart: someone who can own complex problems, navigate ambiguity, make strong technical and product decisions, and raise the engineering bar around them.**Responsibilities*** Own complex product features and technical initiatives from idea to production.* Design and build intuitive, high-performance user experiences using Angular.* Drive frontend architecture and technical decisions with scalability, maintainability, performance, and user experience in mind.* Collaborate closely with Product, Design, Backend, and other engineers to shape solutions - not just implement requirements.* Translate complex technical concepts and large amounts of data into simple, elegant user experiences.* Proactively identify opportunities to improve the product, architecture, and engineering practices.* Write clean, well-tested, production-ready code.* Review code, mentor engineers, and help raise the technical level of the team.* Use AI-assisted development effectively to accelerate delivery while maintaining high engineering standards.**We're Looking For Someone Who*** Loves **building products**, not just writing code.* Takes end-to-end ownership and drives complex work to completion.* Has strong technical judgment and makes thoughtful architectural tradeoffs.* Cares deeply about UI/UX, performance, and product quality.* Is comfortable with ambiguity and challenges ideas constructively.* Works effectively across Product, Design, Backend, and Engineering.* Helps other engineers grow and continuously raises the bar around them.#### Requirements* **7+ years of professional frontend development experience**, including ownership of complex production applications.* Strong experience with a major frontend framework (**Angular, React, or Vue**).* Strong proficiency in **TypeScript, JavaScript, HTML and CSS/SCSS.*** Experience designing scalable frontend architectures and building complex, data-intensive applications.* Strong understanding of browser fundamentals, frontend performance, and modern web development practices.* Strong understanding of UI/UX principles and attention to detail.* Experience with APIs, state management, testing, and modern frontend development workflows.* Strong problem-solving skills and ability to independently lead complex technical work.* Strong communication skills and experience working in cross-functional teams.**Nice to Have*** Experience with **Angular** and large-scale Angular applications.* Experience with monorepos and tools such as **Nx**.* Experience with observability platforms, developer tools, or large-scale SaaS products.* Experience with frontend performance optimization and data-intensive UIs.* Experience with cloud platforms such as AWS or GCP.* Familiarity with backend technologies and distributed systems.* Experience with AI-assisted development tools and workflows.**Cultural Fit**We’re seeking candidates who are hungry, humble, and smart. Coralogix fosters a culture of innovation and continuous learning, where team members are encouraged to challenge the status quo and contribute to our shared mission. If you thrive in dynamic environments and are eager to shape the future of observability solutions, we’d love to hear from you.Coralogix is an equal opportunity employer and encourages applicants from all backgrounds to apply.