Front-End Developer (Swedish Ad Platform) at Sigma Software
Wrocław, Lower Silesian Voivodeship, Poland -
Full Time


Start Date

Immediate

Expiry Date

12 Jul, 26

Salary

0.0

Posted On

13 Apr, 26

Experience

2 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

No

Skills

Vue 3, TypeScript, AWS, Vite, Cypress, Vitest, API Integration, Front-end Development, Microservices, Performance Optimization, Composition API, Data Visualization, CI/CD, System Design, Automated Testing

Industry

Software Development

Description
Company Description Are you passionate about building high-performance front-end solutions? Join Sigma Software as a Middle Front-End Developer and help shape the future of cutting-edge AdTech products. This hybrid role is based in Wrocław, Poland, offering flexibility to work partially from the office. We at Sigma Software partner with a Sweden-based AdTech leader to create scalable, API-driven platforms used by globally recognized publishers. Why join us? You’ll work with modern technologies, contribute to architectural transformation, and grow your skills in a collaborative, innovative environment. CUSTOMER Our Customer is a Sweden-based AdTech company specializing in advanced self-serve advertising platforms that automate direct transactions between advertisers and major global publishers. Their technology removes traditional friction in ad sales by enabling automation, transparency, and operational efficiency at scale. Platforms are trusted by internationally recognized publishers including TripAdvisor, Bloomberg, The Washington Post, Opera, and Dow Jones, handling millions of transactions worldwide. PROJECT The project is a strategic architectural transformation toward a Platform-First approach. The company is transitioning from monolithic, client-specific implementations to a standardized, API-driven, multi-tenant ecosystem of reusable microservices. These services power the entire product suite, remaining independent, scalable, and decoupled from frontend or customer-specific customization. Key Technologies: Vue 3, TypeScript, AWS (S3, CloudFront), Vite, Cypress, Vitest Job Description Develop modular, efficient front-end features using Vue 3 (Composition API) and TypeScript Collaborate closely with back-end and platform teams to integrate APIs seamlessly Participate in system design discussions to ensure smooth data flows and optimal architecture Deploy applications in AWS (S3, CloudFront) and optimize for performance and scalability Write and maintain automated tests using Cypress and Vitest Share knowledge, mentor peers, and promote best practices within the team Contribute to continuous improvement of development processes and tools Qualifications At least 3 years of commercial front-end development experience Proven experience with Vue 3 (Composition API) and TypeScript Strong API integration skills and understanding of complex data handling AWS deployment experience (S3, CloudFront) Familiarity with AdTech concepts and industry trends Knowledge of Vite, Cypress, and Vitest Good communication skills and ability to work collaboratively in a cross-functional team Upper-Intermediate English level or higher WILL BE A PLUS Experience with microservices architecture Understanding of CI/CD pipelines Knowledge of performance optimization techniques for large-scale front-end applications Familiarity with data visualization libraries Experience working in distributed teams Additional Information PERSONAL PROFILE Proactive and detail-oriented Thrives in collaborative environments Enjoys tackling complex challenges Passionate about modern front-end technologies Committed to delivering high-quality solutions
Responsibilities
Develop modular and efficient front-end features using Vue 3 and TypeScript while collaborating with back-end teams to integrate APIs. Participate in system design discussions and maintain automated tests to ensure high performance and scalability within an AWS environment.
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