Javascript Engineer - Join a High-Growth Startup Project! (Our Client's, Not Ours...But Still Awesome!)
Sonatafy Technology, the awesome nearshore software development and staff augmentation company (yes, that's us!), is teaming up with a rapidly expanding startup. We're on the hunt for a talented
Lead
Backend Engineer to join their crew and contribute to their, dare we say,
groundbreaking
platform. If you're tired of the same old code and crave a place where your ideas actually matter, this might be your gig.
Responsibilities:
Lead and mentor a team of engineers, fostering a collaborative and high-performing environment.
Propose and implement scalable architectural patterns to support the application's growth and ensure long-term maintainability.
Define and enforce coding standards, best practices, and architectural guidelines.
Follow and contribute to existing software design patterns.
Identify and resolve data/process bottlenecks.
Maintain and update the codebase.
Collaborate with the Frontend team to ensure new features are performant and meet design requirements.
Conduct code reviews and provide constructive feedback.
Troubleshoot and resolve complex technical issues.
Requirements and Skills:
Proven experience working on high-throughput, high-availability applications, with experience in a lead role.
7+ years of professional backend engineering experience.
4+ years of experience with NodeJS and MongoDB in a corporate environment.




2+ years of experience with Angular.
Strong systems operations experience with AWS services (EC2, ECS, S3, Lambda, Rekognition, Elasticache, AmazonMQ, CloudWatch).
Experience with Docker and container orchestration.
Demonstrated experience with DNS, VPNs, Networking, Firewalls, static asset delivery, application load balancing, and auto-scaling.
(Preferred) Experience working with AI.
Strong understanding of web design best practices, standards, and modern web application development trends.
Excellent communication and leadership skills, with the ability to mentor and guide team members.
Proven ability to make sound technical decisions and drive projects to completion.
Experience in technical planning and roadmap development.
Why This Opportunity? (Why You Should Click "Apply" Before Someone Else Does):
Work directly with a fast-growing, innovative startup (and be part of something
big
).
Contribute to meaningful projects with a significant impact (your code will actually
matter
).
Gain valuable experience in a dynamic and collaborative environment (where you'll actually
enjoy
coming to work).
Opportunity to grow your skills and advance your career into a leadership role (your mom will be so proud).
Work with a company that is being supported by a well-respected staff augmentation company, Sonatafy (that's us again! We're the matchmakers of the tech world).

📌 Backend Node Developer (México)
🏢 Sonatafy Technology
📍 México