Software Engineer - C/C++/Linux

3Pillar is an AI transformation partner on a mission to help enterprises build the AI-native products and intelligent agents that will define the next era of business. With teams across North America, Europe, Latin America, and Asia, we work with the most ambitious companies in financial services, healthcare, media, and technology — helping them move faster, modernize boldly, and compete on their own terms. Our HelixAI platform and Helix Pods delivery model put our engineers at the center of real agentic transformation — doing work that is open, portable, and built to last. We are building the future of enterprise AI.

Key Responsibilities

Craft client code that is not just efficient but also performant, testable, scalable, secure, and of the highest quality.

Provide accurate status tracking, reporting, and estimation using project methods and tools.

Gather requirements, validate their understanding amongst the team, and create and maintain relevant documentation.

Execute activities within the current methodology and uphold the highest quality standards.

Foster collaboration with fellow engineers, designers, and managers to comprehend user pain points and iterate on solutions that drive client success.

Take ownership of projects, from technical design to a successful launch.

Minimum Qualifications

Demonstrated expertise in the following areas -

5+ years of experience in C / C++.

Multithreaded programming

Network protocols working experience

3+ years experience in Linux environment

2+ years experience in using containerized environments

Experience in engineering software systems of medium-to-large scope and complexity.

Familiarity with Agile software development methodologies.

Proficiency with relational databases and SQL.

Proficiency in the English language.

Additional Experience Desired

2+ years experience in WinCC OA (Nice to have)

2+ years experience in Python (Nice to have)

Familiarity with AI-powered developer tools (e.g., Claude Code, GitHub Copilot) and their application in software design, development, debugging, and productivity enhancement is desirable.  

Knowledge of source control tools.

Understanding of Software Development Life Cycle (SDLC).

Proficiency in Object-Oriented Programming (inheritance, polymorphism, classes, instances, properties).

Knowledge of protocols like HTTP, and serialization formats like JSON and XML.

Knowledge of document databases.

Experience with Unit testing.

Benefits

100% hiring Model
Vacations. According to the law from your first anniversary.
Discretionary Time Off (employees are able to take time off when necessary)*
26 days of Christmas bonus
Food coupons
Major medical insurance
Life Insurance (optional)
Savings box (optional)
Law benefits: IMSS, Afore, Infonavit.
Career plan that will let you grow and plan for the future
Home Office
Internal Trainings
Support with external trainings and certifications
Referrals bonus
 
#Li-remote

What is it like working for 3Pillar Global?

At 3Pillar, we create an environment where people can do their best work while maintaining a healthy work-life balance.

Flexibility & Well-being – Our remote-first approach gives you the flexibility to work where you perform best, while prioritizing your well-being and personal commitments.

Global Community – Collaborate with talented colleagues across the globe in a culture built on connection, support, and shared success.

Your Voice Matters – We foster open communication and multiple feedback channels, ensuring every employee has the opportunity to be heard and make an impact.

Growth & Development – Gain exposure to diverse clients, industries, and challenges that accelerate learning and career growth.

Our culture is guided by four core values: Collaboration, Outperform, Respect, and Evolve—the principles that shape how we work, grow, and succeed together.