Mid-level Full-Stack Developer – .NET, C# & Vue.js

Job not on LinkedIn

🕒 July 22

🏢🏡 São Paulo – Hybrid

⏰ Full Time

🟡 Mid-level

🟠 Senior

🧑‍💻 Full-stack Engineer

🗣️🇧🇷🇵🇹 Portuguese Required

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Logo of TECSA

TECSA

WebsiteLinkedIn

11 - 50 employees

Founded 2003

🏭 Manufacturing

💼 Consulting

📦 Logistics

Manufacturing • Consulting • Logistics

TECSA is a Kyiv-based industrial supplier and solutions provider that equips laboratories and manufacturing plants with filtration systems, filter elements (bag, cartridge, capsule), filter housings, regeneration and solvent-handling equipment, and industrial filtration accessories. The company also distributes laboratory and analytical instruments (IR spectrometers, XRF/XRD, chromatographs, microscopes, incubators, mycotoxin test systems) as well as chemical raw materials and color-matching equipment for paints and coatings. TECSA offers turnkey laboratory and production solutions, technical service and support for industrial and R&D customers.

📋 Description

• Work dynamically on creating and evolving end-to-end features, developing both the user interface (using Vue.js) and server-side business logic (using C# and .NET); • Build modern screens and reusable UI components, ensuring responsiveness across mobile and desktop web browsers; • Develop and maintain well-structured, secure, high-performance backend APIs using .NET Core and .NET 8 frameworks; • Directly participate in data modeling, writing queries, stored procedures, and optimizing performance on SQL Server databases; • Identify browser rendering bottlenecks, optimize request flows, and ensure excellent application load times; • Actively participate in technical meetings, agile development rituals, and collaborative code review sessions; • Use Microsoft Azure cloud services (such as App Service, Azure SQL, Application Insights and Azure Functions) in day-to-day work; • Ensure platform stability through structured bug fixes and by writing unit and automated tests for both frontend and backend.

🎯 Requirements

• Solid, consistent experience in full-stack development of dynamic web systems; • Advanced, practical knowledge of frontend development using the Vue.js ecosystem, with strong skills in HTML, CSS and modern JavaScript/TypeScript; • Technical proficiency in C# and the .NET Core and .NET 8 frameworks; • Extensive experience consuming, designing and integrating REST-based APIs; • Proven hands-on experience with SQL Server, including query optimization and identifying data-processing bottlenecks; • Knowledge of cloud services within the Microsoft Azure environment; • Proficiency with Git and standard version-control workflows; • Familiarity with containerization tools such as Docker; • Knowledge of message queue systems, asynchronous data processing or integrated caching; • Experience developing e-commerce platforms, billing systems or digital subscription systems with high concurrency.

🏖️ Benefits

• Competitive salary based on experience • Additional benefits such as health insurance, dental coverage and meal allowance • Opportunities for growth within the company and participation in strategic projects • Dynamic and challenging work environment • Opportunity to work at one of the leading companies in the market undergoing growth.

Apply Now

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