SNI is serving as a trusted IT Outsourcing partner in line with the needs of World's most prestigious firms and carried out successful projects worldwide.

For one of our clients based in the Czech Republic, we are currently looking for a Senior OutSystems Developer

Details:

• Location: Remote, with occasional sessions in the EU.
• Start: ASAP
• Duration: 6 months+ extension

Scope:

• Lead the end-to-end technical architecture and hands-on delivery of complex Reactive Web and Mobile applications on OutSystems.
• Establish and enforce OutSystems 3-Layer Architecture (Canvas) guidelines, coding standards, and security best practices across delivery teams.
• Architect enterprise REST/SOAP integrations and build custom C#/.NET extensions in Integration Studio.
• Design high-performance data models, optimize complex SQL queries, and resolve critical technical bottlenecks.
• Conduct code reviews, manage application lifecycles and staging via LifeTime, and oversee module dependency management.
• Act as the technical authority in sprint planning, technical estimations, client alignment, and technical mentorship of developers.

Skills:

• 5+ years of dedicated, hands-on OutSystems development experience (Reactive Web & Mobile) with proven tech leadership or lead developer exposure.
• Proficiency in JavaScript, CSS3, HTML5, and C#/.NET for custom platform extensions.
• Strong expertise in relational database design, advanced SQL optimization, and enterprise REST/SOAP web services.
• In-depth knowledge of OutSystems Architecture Canvas governance, performance tuning, and LifeTime environment management.
• Fluent English (written and spoken) for direct stakeholder engagement and technical team leadership.

Nice-to-Have:

• OutSystems certifications (Professional Reactive, Expert Developer, or Architecture Specialist).
• Experience in IT consulting or client-facing delivery models.

SNI sp. z o.o. will process personal data for the purpose of the recruitment process in accordance with Data Privacy Policy. The data may also be stored and processed for future recruitment purposes, in accordance with the given consent.

Disclaimer: This job offer was originally posted on Linkedin.