Senior Full Stack Software Engineer (C#/.NET and Vue.js)

Nix

Ukraine (Europe, Ukraine) Remote permanent

Posted: January 27, 2026

Job Description

We are looking for a skilled and driven Senior Full Stack Software Engineer to join our growing team.

In this role, you’ll join a team of engineers ranging from junior to senior, a group of experienced hands-on engineering managers, and a range of other team members all focused on one thing - providing a world-class educational experience to students from all walks of life.

Responsibilities:

• Design, develop, and maintain scalable and reliable web applications using C# and Vue.js

• Collaborate with product and engineering managers, stakeholders, and other teams to scope, prioritize, and deliver value adding features to our consumers

• Write clean and testable code

• Lead and mentor more junior developers in code quality, clean architecture, and best practices

You may be a good fit if you have (requirements):

• 6+ years of professional software development experience

• Proficient (2+ years experience) in each of the following, with senior-level expertise in at least one:

• Modern C#/.NET

• Vue.js (or similar reactive frameworks, e.g. React, Angular)

• CSS and modern front-end styling practices

• Database technologies

• Experience leading complex engineering initiative design and execution

• Strong clean coding experience (maintainability, flexibility, extensibility, reliability)

• Strong communication skills and experience giving and receiving code reviews

• Experience with version control systems

• Experience mentoring other developers, formally or informally

What Makes You Stand Out (nice-to-haves)

• University degree in Software Engineering or related field

• Experience with GCP, GKE, GCS (or similar cloud technologies)

• Experience with PostgreSQL

• Familiarity with DevOps (CI/CD pipelines, K8s, Helm, Argo CD, Terraform)

• Experience with Application Security, SecOps, Cloud Security, or similar

• Experience with migration patterns (strangler-fig, dual-write, CDC, etc)

• Experience with rollout strategies (blue-green, canary, phased)

Qualities that will make you successful:

• Strong interpersonal and communication skills;

• Ability to work collaboratively in a remote environment;

• Growth mindset and motivated by constructive feedback;

• Proven ability to work independently, manage schedules, and meet deadlines;

• Passion for education and building solutions that support students and educators.

We offer*:

• Flexible working format - remote, office-based or flexible

• A competitive salary and good compensation package

• Personalized career growth

• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)

• Active tech communities with regular knowledge sharing

• Education reimbursement

• Memorable anniversary presents

• Corporate events and team buildings

• Other location-specific benefits

*not applicable for freelancers

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