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AltorosAL

(791) Senior React Developer

Altoros is a global IT services and consulting company founded in 2001, specializing in custom software development, cloud automation, big data, AI, and Web3 integration for enterprises. Headquartered in Pleasanton, California, Altoros helps Global 2000 organizations accelerate innovation and achieve sustainable business growth.

Altoros

Employee count: 201-500

Poland only

Altoros, an established provider of software development services, is looking for a Senior React Developer.

Requirements:

    • 5+ years of professional experience in front-end development
    • Profound knowledge of JavaScript (ES6+)
    • Strong experience with React.js
    • Familiarity with other UI frameworks (Vue.js, Angular etc. — optional)and React-based frameworks such as Next.js (big plus)
    • Experience with state management tools (Redux, Zustand, Recoil, etc.)
    • Experience with modern build tools (Webpack, Vite)
    • Solid understanding of HTML5, CSS3, W3C standards
    • Experience with CSS-in-JS libraries and/or preprocessors (SASS, LESS, Styled Components)
    • Experience designing scalable front-end application architectures
    • Proficiency in using AI tools to enhance development workflow and reduce manual effort
    • Experience writing unit and end-to-end tests
    • Understanding of common design patterns and component-based architecture
    • Excellent communication skills and ability to work in customer-facing environments
    • English: B2+ / Upper-Intermediate+, comfortable with technical discussions and client interviews
    • A big plus: experience in cross-platform mobile development (e.g., React Native)

Responsibilities:

    • Develop new user-facing features using React.js
    • Build reusable components and front-end libraries for future use
    • Write and maintain unit tests (Jest / Testing Library or similar)
    • Leverage AI-powered tools (e.g., GitHub Copilot, ChatGPT) to boost productivity and automate repetitive development tasks such as test writing, code refactoring, or documentation
    • Collaborate closely with UX/UI team to deliver the best possible customer experience, balancing business goals and technical constraints
    • Produce internal documentation to support maintainability and onboarding
    • Participate in sales/estimation process as a technical specialist
    • Attend meetings with potential and current customers, as needed

Join Altoros Team!

Requirements

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Job type

Full Time

Experience level

Senior

Location requirements

Hiring timezones

Poland +/- 0 hours

About Altoros

Learn more about Altoros and their company culture.

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Founded in 2001, Altoros embarked on its journey as an outsourcing software development vendor. From these beginnings, the company evolved, astutely recognizing the burgeoning potential of platform-as-a-service (PaaS) and DevOps technologies. This foresight led Altoros to build significant expertise and offer consultancy services centered around big data and cloud computing, positioning itself at the forefront of these transformative technological waves. Headquartered in Pleasanton, California, in the heart of Silicon Valley, Altoros steadily expanded its global footprint, establishing offices and development centers across the United States, Norway, Finland, Argentina, Poland, Georgia, and Turkey. This international presence allows Altoros to serve a diverse clientele, including Global 2000 organizations, across various time zones and markets.

A significant part of Altoros's narrative is its deep commitment to the open-source community. In 2007, the company founded the Belarus Java User Group and later, in 2010, co-founded the Belarus Ruby on Rails User Group, fostering vibrant tech communities. Altoros has been an active contributor to pivotal open-source initiatives like Cloud Foundry, developing tools such as the CF Vagrant Installer and contributing to Juju Charms for Cloud Foundry. The company also launched Apatar, an open-source data integration project, and has consistently produced independent technology benchmarks for big data technologies. Over two decades, Altoros has solidified its reputation as a professional IT services provider specializing in a wide array of technologies including .NET, Java, Ruby on Rails, Angular, React, and mobile development, while also pioneering solutions in blockchain and artificial intelligence. This journey reflects a consistent dedication to innovation, client success, and the broader technology ecosystem, helping businesses navigate the complexities of digital transformation and achieve sustainable growth by bringing software products to market faster and more efficiently.

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Altoros

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Altoros hiring (791) Senior React Developer • Remote (Work from Home) | Himalayas