AI Senior Full Stack Developer (.NET + Angular, AI-Driven Development)

Visa Hunt; Poland; On-site; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Continuous learning and career growth

Professional training and language (EN

English language classes

Medical insurance

Mental health support

Specialized benefits program for hobby

Flexible working hours

Inclusive and supportive culture

Job summary

Trinetix, established tech service provider, seeks a Senior Full Stack Developer to join an AI-first engineering team building enterprise web applications. You will work with stakeholders, shaping AI-driven delivery in a highly autonomous environment.

Ideal candidates combine deep software expertise with a passion for applying AI to the software lifecycle, while delivering secure, scalable solutions and collaborating with global delivery teams.

Qualifications

• 5+ years of commercial software development experience.
• Strong experience with .NET and C#.
• Experience with Angular.
• Experience building and maintaining web applications in production environments.
• Strong understanding of software architecture and design patterns.

Responsibilities

• Design, develop, and maintain enterprise web applications using .NET and Angular.
• Contribute to end-to-end SDLC from requirements to deployment.
• Build scalable, secure, and maintainable solutions following enterprise standards.
• Collaborate with clients, product owners, and delivery teams to understand requirements.
• Leverage AI-powered development tools to boost productivity and quality.
• Participate in architectural decisions and ensure regulatory compliance.

Skills

5+ years

NET/C#

Angular

Web apps production

Software architecture

Independent work

AI tools

AI services

AI agents

AI projects

English proficiency

Tools

Cursor

GitHub Copilot

Claude

ChatGPT

Windsurf

Job description

Established in 2011, Trinetix is a dynamic tech service provider supporting enterprise clients around the world.

Headquartered in Nashville, Tennessee, we have a global team of over 1,000 professionals and delivery centers across Europe, the United States, and Argentina. We partner with leading global brands,

delivering innovative digital solutions across Fintech, Professional Services, Logistics, Healthcare, and Agriculture.

Our operations are driven by a strong business vision, a people‑first culture, and a commitment to responsible growth. We actively give back to the community through various CSR activities and adhere to international principles for sustainable development and business ethics.

To learn more about how we collect, process, and store your personal data, please review our Privacy Notice:

About the Role

We are looking for a Senior Full Stack Developer to join an AI‑first engineering team focused on building modern enterprise web applications.

This role is ideal for an experienced engineer who combines strong technical expertise with a passion for leveraging AI throughout the software development lifecycle. You will work in a highly autonomous environment, collaborating directly with technical and business stakeholders while helping shape a modern AI‑driven delivery approach.

Requirements

• Design, develop, and maintain enterprise‑grade web applications using .NET and Angular.
• Participate in the end-to-end software development lifecycle, from requirements gathering to deployment.
• Build scalable, secure, and maintainable solutions following enterprise architecture standards.
• Work closely with clients, product owners, and delivery teams to understand business requirements.
• Utilize AI‑powered development tools and workflows to improve productivity, quality, and delivery speed.
• Contribute to technical decision‑making and architecture discussions.
• Ensure compliance with enterprise and regulatory requirements.

Must Have

• 5+ years of commercial software development experience.
• Strong experience with .NET and C#.
• Experience with Angular.
• Experience building and maintaining web applications in production environments.
• Strong understanding of software architecture, design patterns, and best practices.
• Ability to work independently with minimal supervision.
• Experience using AI‑powered development tools such as Cursor, GitHub Copilot, Claude, ChatGPT, Windsurf, or similar.
• Experience integrating AI services and APIs into applications.
• Hands‑on experience with AI agents, LLMs, RAG solutions, or AI‑assisted development workflows.
• Personal or commercial AI‑related projects.
• Excellent communication skills in English.

What We're Looking For

We are not necessarily looking for an AI Engineer. We are looking for a strong Senior Full Stack Developer who actively embraces modern AI‑driven development practices, learns quickly, and is excited about building software in a new way.

The ideal candidate is technically strong, highly independent, curious about AI, and comfortable working directly with clients and stakeholders.

Benefits

What we offer

• Continuous learning and career growth opportunities

• Professional training and English/Spanish language classes

• Comprehensive medical insurance

• Mental health support

• Specialized benefits program with compensation for fitness activities, hobbies, pet care, and more

• Flexible working hours

• Inclusive and supportive culture