Senior .NET & React Architect — Hybrid, Lead & Scale APIs

Vention; Kraków; Hybrid; PLN 9,000 - 11,000; Full time

Benefits offered by this job

AI tools licenses

Private medical care

MyBenefit credits

Multisport membership

Glasses reimbursement

Referral bonuses

R&D lab access

Job summary

Vention is hiring a .NET-focused engineer in Kraków to architect and deliver robust REST-based solutions. You will lead from design to deployment, collaborate with stakeholders in Agile sessions, and drive code quality with tests and reviews.

The ideal candidate has 4+ years of .NET experience, strong React/TypeScript skills, AWS exposure, and English communication with clients. Hybrid work in Kraków is offered with additional tech perks and career growth.

Qualifications

• 4+ years of professional software development with .NET.
• Experience building REST APIs with versioning.
• Strong React and TypeScript experience.
• Solid relational database knowledge.
• Hands-on AWS experience.
• ERP systems exposure and accounting knowledge is a plus.
• B2+ English or higher with client communication experience.
• Curiosity for new tech and continuous improvement.

Responsibilities

• Architect and deliver production-grade .NET solutions focused on performance and scalability.
• Lead full development lifecycle from requirements to deployment and optimization.
• Engage stakeholders through demos, Agile ceremonies, and workshops.
• Ensure code quality with reviews and automated testing strategies.
• Contribute to technical estimations, planning, and pre-sales activities.
• Optional: conduct technical interviews and mentor teammates.

Skills

.NET development

REST APIs

React

TypeScript

Relational databases

AWS

ERP knowledge

English communication

Tools

API versioning

Job description

Vention is hiring a .NET-focused engineer in Kraków to architect and deliver robust REST-based solutions. You will lead from design to deployment, collaborate with stakeholders in Agile sessions, and drive code quality with tests and reviews.

The ideal candidate has 4+ years of .NET experience, strong React/TypeScript skills, AWS exposure, and English communication with clients. Hybrid work in Kraków is offered with additional tech perks and career growth.