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Senior Full Stack Engineer (581)

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EngineeringFullstack Developer

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Quick Summary

Key Responsibilities

Software Engineering & Architecture: Write production-grade code using C# for backendservices and JavaScript/TypeScript (including Node.js, React, or modern JS frameworks) for webapplications.

Technical Tools

EngineeringFullstack Developer

Info on the Senior Full Stack Engineer (5810 role

Ready to take the next step in your international career? We can support you!

Ubiminds is a GPTW-certified, people-first company that partners with American software product companies to scale their global teams. We curate top LATAM talent and connect professionals with long-term, high-impact opportunities while providing full employer-of-record support.

In this role, we are seeking an experienced Senior Fullstack Developer who thrives on solving complex technical challenges, building resilient backend systems, and crafting responsive web applications. In this role, you will play a key part in designing, scaling, and maintaining core platform capabilities and web interfaces used by millions of learners and institutions worldwide.

Challenge

In this role, you will have the opportunity to do meaningful work in your career, elevating your craft while contributing to a team that values lifelong learning, technical ownership, and continuous improvement.

As a Senior Developer, you will design, build, and support high-scale backend services and user interfaces across this product ecosystem. You will lead multi-sprint technical initiatives, produce clear technical specifications, write high-quality code in C# and JavaScript/TypeScript, and leverage AWS infrastructure to ensure platform stability.

You will also have opportunities to mentor team members, collaborate with product and support teams, and contribute to initiatives that directly advance our core values and elevate engineering standards across all teams.

Responsibilities

~1 min read

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Software Engineering & Architecture: Write production-grade code using C# for backend
services and JavaScript/TypeScript (including Node.js, React, or modern JS frameworks) for web
applications. Design scalable, fault-tolerant component architectures and APIs.
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Technical Design & Planning: Produce detailed technical specifications for multi-sprint projects,
including cost work-item breakdowns and architectural trade-off evaluations. Actively seek peer
feedback through technical design reviews.
→
Cloud Architecture & Integration: Develop and deploy services leveraging Amazon Web Services
(AWS). Partner with DevOps and Cloud teams to ensure optimal performance, resource efficiency,
and security across environments.
→
Code Quality & Technical Standards: Participate in code reviews, enforce coding standards, and
maintain automated unit, integration, and debugging test coverage across the code base.
→
Mentorship & Collaboration: Mentor mid-level and junior developers, foster a culture of technical
rigor, and partner cross-functionally with Product, Design, and QA to deliver customer-centric
features.
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Customer Empathy & Operational Support: Periodically partner with support teams to investigate
complex tier-three technical escalations, ensuring a deep understanding of customer pain points
and real-world usage.

Bachelor's degree in Computer Science, Software Engineering, or a related field, or
equivalent practical industry experience.

Experience: 4+ years of professional software engineering experience delivering complex,
customer-facing applications in a production environment.

Backend Expertise: Demonstrated proficiency in C# (or strong Java experience with a proven
ability to transition to C#) and object-oriented design principles.

Frontend & JavaScript Ecosystem: Proficiency in JavaScript and modern variants/frameworks
(TypeScript, Node.js, React).

Cloud Infrastructure: Solid working knowledge of Amazon Web Services (AWS) core services
(e.g., EC2, S3, Lambda, DynamoDB, CloudWatch).

Core CS Fundamentals: Strong foundational knowledge of data structures, algorithms,
asynchronous programming, distributed systems, and relational databases.

Communication: Clear, concise written and verbal technical communication skills.

Nice to Have

~1 min read

Experience with modern frontend frameworks (e.g., React) and building single-page applications.
Hands-on experience developing and maintaining public or enterprise RESTful APIs and
microservices.
Background working in a high-scale SaaS or cloud platform environment.
Familiarity with educational software ecosystems, Learning Management Systems (LMS), or
enterprise integration standards (SAML, OAuth2, LTI).

- Distributed, international engineering team.

- Strong ownership culture — engineers drive solutions end to end.

- Focus on modernization, automation, and developer experience.

- High autonomy to propose and implement improvements.

- Collaborative environment with direct impact on engineering velocity.

About Ubiminds

Our Culture

People First. We are all about people!

Challenge yourself. There’s always room for improvement and continuous improvement is in our essence.

Make it happen. Be ready to take challenges as they come. It’s all about attitude and commitment.

We’re in this together. We work as a team, thrive as a team, and evolve as a team.

Averaging on awesome. We work hard to deliver high-quality services and look forward to exceeding expectations.

Keep it real. We promise you honesty, transparency, and openness, regardless of the situation.

Perks and Benefits

As a Senior Fullstack Engineer @Ubiminds, you:

- You are placed in a product-based company, with the same treatment as their full-time employees.

- Have our full back-office support, from career guidance to HR and concierge services.

- Enjoy our remote-first policy – we are a distributed team, after all.

- Get your own MacBook (none of that "bring your own device" stuff here).

- Have access to growth opportunities with other amazing technology professionals, through tech talks, chapter meetings, and even remote happy hours for tons of fun!

- Improve your English through free lessons with a native English speaker - get to the next level on your communication skills!

- Candidate Referral bonus (promote Ubi to your tech friends, and get paid for it!)

- Miss working in the office? Our cool Florianópolis headquarters is available, whenever you want, with weekly quick massages & tasty snacks, soft drinks, and games

How our process works

1. Interview with Tech Recruiter (chat about the job opening and your experiences)

2. Client process (this may vary)

3. Offer (yay)