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Senior Fullstack Developer

Location: Kiriat Ono

Workplace type : Hybrid

Employment type: Fulltime

A technology-driven marketing company, specializing in performance marketing at scale, is looking for a Senior Fullstack Developer to join the team. The company leverages data, creativity, and in-house development to promote top global brands and drive real results across digital channels.

In this role, you’ll take ownership of features end-to-end, from architecture to deployment, and help build powerful tools and web applications that support the company’s data-driven operations at scale.

The ideal candidate is someone who loves solving complex problems, has a deep understanding of both front-end and back-end technologies, and thrives in a high-performance, collaborative environment.

Responsibilities:

  • Design and develop scalable, high-quality web applications using modern technologies.

  • Build and maintain robust APIs and back-end services with Python and Node.js.

  • Lead and contribute to front-end development using React.

  • Write clean, testable, and maintainable code following best practices.

  • Collaborate with product managers, data teams, and designers to deliver end-to-end solutions.

  • Conduct code reviews, provide technical guidance, and mentor junior developers.

  • Participate in Agile ceremonies including code reviews, sprints, and team planning.

  • Optimize performance across the stack to ensure smooth user experiences.

Requirements:

  • Bachelor’s degree in Computer Science, Engineering, or a related field - or a military tech background (e.g. 8200 / MAMRAM) with 3+ years of experience. - An advantage

  • 5+ years of hands-on experience with Python.

  • 4+ years of hands-on experience with React.

  • Strong understanding of core web technologies: HTML, CSS, and JavaScript.

  • High proficiency in Node.js - a big advantage.

  • Solid experience working with both SQL and NoSQL databases.

  • Experience building and deploying interactive UI components and widgets.

  • Strong problem-solving skills with the ability to troubleshoot and optimize performance.

  • Excellent communication skills, high attention to detail, creativity, and a growth mindset.

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