Senior .Net Software Engineer
About the product
Intro
Our partner is an American company specializing in remote heart monitoring services for clinics and hospitals. The product, called Clinic Portal and Sales App, enables the quantitative analysis of ECG data, supporting research in biomedicine and drug safety.
By integrating advanced algorithms and analytics, the product seeks to enhance diagnostic precision, improve patient care, and potentially save lives by enabling swift interventions in the treatment process.
Technology stack
C#
.Net 8
Ubuntu
nginx
OpenSSL
wolfSSL
AWS
PostgreSQL
Your team
You will become a valued member of our development team, collaborating with a group of passionate professionals to create essential business tools. The current team consists of Project Managers, Developers, Solution Architects, QA Engineers, UI/UX Designer, and Data Entry Specialist. By joining us, you'll immerse yourself in a dynamic environment that fosters innovation and provides the opportunity to make a lasting impact on the product.
Culture
We are committed to implementing high standards in the technology industry, and it is the fundamental principle of our work. To achieve this goal, the company and all its members are constantly evolving.
Each of us has the opportunity to contribute to the product, the company, the team, the industry, and our personal development. At Techstack, you have the option to choose from various growth opportunities that align with your interests:
- meetups, where you can share your knowledge and develop simultaneously by sharing your experiences within the company and local technical communities;
- roles such as a mentor or a technical lead. In any of these roles, you will assist junior professionals and share your knowledge and experiences with them;
- participation in our technical Guilds, where you can engage in discussions about technical solutions, approaches, and industry trends.
All of these elements contribute to shaping the culture and expertise within both, our team and the company as a whole.
Your responsibilities
Replacing the current library on the OpenSSL encryption server with wolfSSL, focusing on improving security and performance.
Maintain and enhance the codebase, responsible for Device-to-server communication (approx. 20,000 devices connecting every 30 minutes).
Maintain and enhance the codebase, responsible for Server-to-server communication, ensuring high concurrency and high throughput.
Optimize and secure encrypted communication pipelines to meet demanding performance and reliability requirements.
Contribute to continuously improving project processes and tools, promoting best practices in development and team workflows.
It's about you
Have 5+ years of commercial experience and strong proficiency in C# and .NET, as well as experience in building and supporting enterprise-level applications.
Have experience with encryption libraries such as OpenSSL and wolfSSL.
Familiar with SSL/TLS protocols, certificate lifecycle management, and encryption key handling.
Experienced with Ubuntu-based systems, including Nginx as a load balancer.
Understanding of AWS services, including EC2, RDS, S3, and cloud infrastructure best practices.
Proficient in PostgreSQL, including schema design and performance optimization.
Demonstrate strong analytical skills, capable of dissecting complex technical issues and proposing effective, scalable solutions.
Are proactive in staying current with the latest industry trends, technologies, and best practices.
Have an upper-intermediate level of English or higher.
What we have for you
Broad opportunities for professional and career growth, including professional challenges that encourage personal development, meetups, hackathons, professional communities, and more.
Direct communication with all stakeholders and the ability to influence product development.
Horizontal connections and absence of micromanagement, where all team members are accessible to each other for any questions, instead of a traditional hierarchy.
Hubs in Kharkiv, Kyiv, Lviv, and Wrocław (Poland) or everything necessary for remote work.
Free English language and business English courses.
Legal and accounting support.
Appreciation gifts for significant events and occasions.
How to join Techstack
Pre-screening with a recruiter.
Expert review of your resume.
English check.
Interview with our experts.
Interview with our partner.
About us
Techstack is a technology product engineering company that sets an example for high development standards in the IT industry. We empower each team member to influence the development of the product, company, and processes.
Learn more about Techstack
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