Urgent! Full Stack Developer (Python) - Founding Engineer Jobs | Sofira
About Sofira: Sofira is building the future of legal services.
We create AI agents that automate repetitive corporate legal work, leveraging our team's 12 years of experience processing millions of legal documents.
The Opportunity: Become a Founding Engineer This isn't just another Senior Developer role.
This is a chance to be a core member of our founding engineering team, reporting directly to our CTO, Pedro Leme (ex-Head of Engineering at Jusbrasil).
You will be solving some of the most complex and interesting technical challenges in the Brazilian tech scene today.
Your mission will be to build a robust, scalable platform that tames the chaos of legacy government systems and leverages the latest in Generative AI to deliver real-world value.
If you are driven by solving hard problems that have a massive impact and want to build the technical foundations of a future market leader, this is the role for you.
What You'll Do (Your Mission): Design and build the foundational architecture for our AI agent platform, ensuring it is scalable, resilient, and secure from day one to support our journey towards ISO 27001 certification.
Lead the complex engineering challenge of integrating with dozens of legacy government systems, transforming our core competitive advantage into a robust and reliable service.
Develop the data and machine learning infrastructure that powers our agents—including our proprietary data processing pipelines and vector databases—in close collaboration with our ML Engineer.
Take full ownership of key features across the entire stack, from our Python backend and APIs to our modern frontend, ensuring a seamless and high-quality user experience.
Champion engineering excellence through high-quality code, robust testing, and collaborative code reviews, helping to define the technical culture of Sofira as a founding engineer.
Who You Are (The Profile): We value your mindset and your ability to execute above all else.
You are the right fit if: You have a deep sense of ownership.
You don't just write code; you take ownership of features from the initial idea through to deployment and maintenance.
You feel the pain when things break and the pride when customers are delighted.
You are a pragmatic builder with a natural 'hacker mindset'.
You don't freeze when faced with the unknown; you find the simplest, most efficient path through complex problems.
You have a strong bias for action and favor clever, practical solutions that work now over theoretically perfect ones that might work someday.
You are relentlessly proactive and a self-starter.
You don't wait for tasks.
You see opportunities for improvement in the codebase, in the infrastructure, or in a process, and you take the initiative to fix them.
You are a true Full Stack professional.
You are comfortable and skilled in both backend and frontend development and are not afraid to learn new technologies to get the job done.
You are a strong collaborator.
You enjoy working in a tight-knit team, engaging in healthy debates about technical decisions, and mentoring other engineers as the team grows.
You know how to leverage your peers to find the best solutions.
You are mission-driven and ambitious.
You are excited by the opportunity to build a category-defining company from the ground up.
You are energized by the mission, not just the clock.
What You'll Need (The Hard Skills): 5 years of professional software development experience.
Deep expertise in Python and at least one of its web frameworks (e.g., FastAPI, Django, Flask).
Solid experience with a modern frontend framework (e.g., React, Vue, Svelte).
Strong knowledge of SQL databases (e.g., PostgreSQL).
Experience deploying and maintaining applications on a major cloud provider (GCP, AWS, or Azure).
Fluency in English.
Huge Plus (Bonus Points): Experience working with LLM APIs (OpenAI, Anthropic, Google, etc.).
Familiarity with the RAG pattern, LangChain, or vector databases.
Familiarity with AI Agents patterns and libs.
Previous experience in a high-growth B2B SaaS startup.
Why You'll Love Building Sofira With Us: Solve Hard, Interesting Problems: You will work on a unique technical challenge – taming Brazil's legacy systems with modern AI.
This is not another CRUD app.
Build with the Best Tools: We have an AI-first engineering culture.
You will be equipped with tools like Claude Code, Codex and Cursor to maximize your productivity and focus on creative problem-solving.
Build from Zero & Have a Massive Impact: As a founding engineer, your decisions will shape our product, our culture, and our future success.
Ownership: We want our founding team to have a real stake in our success.
✨ Smart • Intelligent • Private • Secure
Practice for Any Interview Q&A (AI Enabled)
Predict interview Q&A (AI Supported)
Mock interview trainer (AI Supported)
Ace behavioral interviews (AI Powered)
Record interview questions (Confidential)
Master your interviews
Track your answers (Confidential)
Schedule your applications (Confidential)
Create perfect cover letters (AI Supported)
Analyze your resume (NLP Supported)
ATS compatibility check (AI Supported)
Optimize your applications (AI Supported)
O*NET Supported
O*NET Supported
O*NET Supported
O*NET Supported
O*NET Supported
European Union Recommended
Institution Recommended
Institution Recommended
Researcher Recommended
IT Savvy Recommended
Trades Recommended
O*NET Supported
Artist Recommended
Researchers Recommended
Create your account
Access your account
Create your professional profile
Preview your profile
Your saved opportunities
Reviews you've given
Companies you follow
Discover employers
O*NET Supported
Common questions answered
Help for job seekers
How matching works
Customized job suggestions
Fast application process
Manage alert settings
Understanding alerts
How we match resumes
Professional branding guide
Increase your visibility
Get verified status
Learn about our AI
How ATS ranks you
AI-powered matching
Join thousands of professionals who've advanced their careers with our platform
Unlock Your Full Stack Potential: Insight & Career Growth Guide
Real-time Full Stack Jobs Trends in Brasil, Brazil (Graphical Representation)
Explore profound insights with Expertini's real-time, in-depth analysis, showcased through the graph below. This graph displays the job market trends for Full Stack in Brasil, Brazil using a bar chart to represent the number of jobs available and a trend line to illustrate the trend over time. Specifically, the graph shows 44450 jobs in Brazil and 630 jobs in Brasil. This comprehensive analysis highlights market share and opportunities for professionals in Full Stack roles. These dynamic trends provide a better understanding of the job market landscape in these regions.
Great news! Sofira is currently hiring and seeking a Full Stack Developer (Python) Founding Engineer to join their team. Feel free to download the job details.
Wait no longer! Are you also interested in exploring similar jobs? Search now: Full Stack Developer (Python) Founding Engineer Jobs Brasil.
An organization's rules and standards set how people should be treated in the office and how different situations should be handled. The work culture at Sofira adheres to the cultural norms as outlined by Expertini.
The fundamental ethical values are:The average salary range for a Full Stack Developer (Python) Founding Engineer Jobs Brazil varies, but the pay scale is rated "Standard" in Brasil. Salary levels may vary depending on your industry, experience, and skills. It's essential to research and negotiate effectively. We advise reading the full job specification before proceeding with the application to understand the salary package.
Key qualifications for Full Stack Developer (Python) Founding Engineer typically include Other General and a list of qualifications and expertise as mentioned in the job specification. Be sure to check the specific job listing for detailed requirements and qualifications.
To improve your chances of getting hired for Full Stack Developer (Python) Founding Engineer, consider enhancing your skills. Check your CV/Résumé Score with our free Resume Scoring Tool. We have an in-built Resume Scoring tool that gives you the matching score for each job based on your CV/Résumé once it is uploaded. This can help you align your CV/Résumé according to the job requirements and enhance your skills if needed.
Here are some tips to help you prepare for and ace your job interview:
Before the Interview:To prepare for your Full Stack Developer (Python) Founding Engineer interview at Sofira, research the company, understand the job requirements, and practice common interview questions.
Highlight your leadership skills, achievements, and strategic thinking abilities. Be prepared to discuss your experience with HR, including your approach to meeting targets as a team player. Additionally, review the Sofira's products or services and be prepared to discuss how you can contribute to their success.
By following these tips, you can increase your chances of making a positive impression and landing the job!
Setting up job alerts for Full Stack Developer (Python) Founding Engineer is easy with Brazil Jobs Expertini. Simply visit our job alerts page here, enter your preferred job title and location, and choose how often you want to receive notifications. You'll get the latest job openings sent directly to your email for FREE!
