Junior Full Stack Engineers

Certus Sales Recruitment; Austin (TX); On-site; USD 100,000 - 135,000; Full time

Benefits offered by this job

Equity and ownership

Onsite in downtown Austin

High autonomy

Job summary

Certus Sales Recruitment is seeking a Junior Full Stack Engineer for an onsite role in downtown Austin, TX. The position offers a base salary of $100–135K DOE plus equity, full-time and high growth.

You will work across Python, FastAPI, and React to build AI-enabled tools, scale backend systems, and deploy ML models on cloud infrastructure (Kubernetes, GCP/AWS). This role is hands-on with product ownership and collaboration with engineering and product teams to ship fast and deliver customer

Qualifications

• Full stack development using Python, FastAPI and React.
• Experience with cloud platforms and Kubernetes, scaling distributed systems.
• Hands-on experience deploying ML models in production environments.
• Product-minded, user-focused, delivery-oriented, onsite in downtown Austin.

Responsibilities

• Build and enhance features across the core platform using Python, FastAPI, and React.
• Scale backend systems and infrastructure.
• Improve photo editing workflows and user experience.
• Manage cloud-native infrastructure (Kubernetes, GCP/AWS).
• Productionize and integrate ML/AI models including CV and LLMs.
• Collaborate with product and engineering teams to ship fast and iterate.

Skills

Python

FastAPI

React

Kubernetes

GCP/AWS

Machine learning in production

Cloud infrastructure

Job description

Junior Full Stack Engineer

Austin, TX (Onsite)

$100–135K DOE + Equity

Full-Time | High-Growth AI Startup

The Company

Our client is a profitable, product-focused AI startup transforming how visuals are processed and delivered. With a strong customer base and a lean, high-performing team, they’re using computer vision, LLMs, and scalable cloud infrastructure to modernize a traditionally slow, manual industry.

The Opportunity

As part of continued growth, they’re hiring a Junior Full Stack Engineer to take ownership across the stack, building, scaling, and deploying AI-enabled tools that deliver real customer value.

This role offers broad technical scope, product ownership, and the chance to work directly on complex systems at the heart of the business.

Key Responsibilities:

• Build and enhance features across the core platform using Python, FastAPI, and React
• Scale and optimize backend systems and infrastructure
• Improve photo editing workflows and user experience
• Manage cloud-native infrastructure (Kubernetes, GCP/AWS)
• Productionize and integrate ML/AI models, including computer vision and LLMs
• Collaborate closely with product and engineering teams to ship fast and iterate

About You

• Full stack development experience (Python, FastAPI, React)
• Infrastructure skills, cloud platforms, Kubernetes, scaling distributed systems
• Hands-on experience with machine learning in production environments
• A product mindset, pragmatic, user-focused, and delivery-oriented
• Comfortable working onsite in downtown Austin

What’s on Offer

• $100–135K base salary (depending on experience)
• Equity and ownership opportunities
• High autonomy and direct impact on product and strategy
• The chance to join a fast-moving, mission-driven team solving real-world problems with AI