TN Visa Senior Backend Developer Jobs
Senior Backend Developer roles qualify for TN visa sponsorship under the USMCA's Computer Systems Analyst category, which covers systems design, architecture, and software engineering work requiring a bachelor's degree in computer science or a related field. Canadian citizens can apply at the border; Mexican citizens go through consular processing.
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Get Access To All JobsWho Are We?
UniUni, a North American leader in last-mile logistics, delivers tens of millions of parcels annually across Canada, from coast to coast, and is rapidly expanding its footprint in the United States. Founded in 2019, UniUni is known for its tech-driven innovation and crowdsourced delivery model, providing fast, economical, and reliable services to local, national, and international e-commerce clients.
What Do We Offer?
At UniUni, we empower our employees with opportunities to achieve their professional goals. We value both lateral growth and vertical advancement, ensuring every role helps you develop your skills, broaden your expertise, and build a fulfilling career. We are looking for passionate professionals ready to work hard, embrace challenges, and enjoy being part of a dynamic, fun team.
About The Role
We are looking for a highly skilled Senior PHP Backend Developer to join our engineering team. In this role, you will design, build, and optimize backend services that power our core business systems. You’ll collaborate with product managers, architects, and cross-functional teams to deliver scalable, reliable, and high-performance solutions.
- Design, develop, and maintain backend systems using PHP (Laravel preferred).
- Lead architecture discussions and provide guidance on best practices.
- Write clean, maintainable, and testable code.
- Optimize application performance and scalability.
- Review code and mentor junior developers.
- Collaborate with front-end developers and product teams to deliver end-to-end features.
- Integrate with internal and external APIs and services.
- Participate in incident analysis and continuous improvement of system reliability.
Qualifications
- Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
- 5+ years of experience in PHP backend development.
- Strong expertise in Laravel or other PHP frameworks.
- Solid understanding of MySQL or PostgreSQL, including query optimization and indexing, along with knowledge of cloud platforms such as AWS, GCP, or AliCloud; experience with Elasticsearch or other NoSQL tools is a plus.
- Experience with RESTful APIs, microservices, and distributed systems.
- Familiarity with CI/CD pipelines, Docker, Linux environments.
- Familiarity with front-end stacks is a plus.
- Good understanding of Redis and message queues.
- Strong debugging and problem-solving skills.
- Experience in high-concurrency or high-availability systems is a major plus.
- Good communication skills and ability to work with cross-functional teams.
- This role requires candidates to be located in the Pacific Time Zone (PST) to support team collaboration.
Benefits
- Competitive compensation package, Dental, Vision, Medical insurance, Paid Holiday, Paid Time Off, Paid Sick Leave, 401K/RRSP, Management training program, etc.
Who Are We?
UniUni, a North American leader in last-mile logistics, delivers tens of millions of parcels annually across Canada, from coast to coast, and is rapidly expanding its footprint in the United States. Founded in 2019, UniUni is known for its tech-driven innovation and crowdsourced delivery model, providing fast, economical, and reliable services to local, national, and international e-commerce clients.
What Do We Offer?
At UniUni, we empower our employees with opportunities to achieve their professional goals. We value both lateral growth and vertical advancement, ensuring every role helps you develop your skills, broaden your expertise, and build a fulfilling career. We are looking for passionate professionals ready to work hard, embrace challenges, and enjoy being part of a dynamic, fun team.
About The Role
We are looking for a highly skilled Senior PHP Backend Developer to join our engineering team. In this role, you will design, build, and optimize backend services that power our core business systems. You’ll collaborate with product managers, architects, and cross-functional teams to deliver scalable, reliable, and high-performance solutions.
- Design, develop, and maintain backend systems using PHP (Laravel preferred).
- Lead architecture discussions and provide guidance on best practices.
- Write clean, maintainable, and testable code.
- Optimize application performance and scalability.
- Review code and mentor junior developers.
- Collaborate with front-end developers and product teams to deliver end-to-end features.
- Integrate with internal and external APIs and services.
- Participate in incident analysis and continuous improvement of system reliability.
Qualifications
- Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
- 5+ years of experience in PHP backend development.
- Strong expertise in Laravel or other PHP frameworks.
- Solid understanding of MySQL or PostgreSQL, including query optimization and indexing, along with knowledge of cloud platforms such as AWS, GCP, or AliCloud; experience with Elasticsearch or other NoSQL tools is a plus.
- Experience with RESTful APIs, microservices, and distributed systems.
- Familiarity with CI/CD pipelines, Docker, Linux environments.
- Familiarity with front-end stacks is a plus.
- Good understanding of Redis and message queues.
- Strong debugging and problem-solving skills.
- Experience in high-concurrency or high-availability systems is a major plus.
- Good communication skills and ability to work with cross-functional teams.
- This role requires candidates to be located in the Pacific Time Zone (PST) to support team collaboration.
Benefits
- Competitive compensation package, Dental, Vision, Medical insurance, Paid Holiday, Paid Time Off, Paid Sick Leave, 401K/RRSP, Management training program, etc.
See all 241+ Senior Backend Developer jobs
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Get Access To All JobsTips for Finding TN Visa Sponsorship as a Senior Backend Developer
Align your credentials to USMCA's computer systems analyst category
Your degree title matters more than your job title when CBP reviews your TN application. A bachelor's in computer science, software engineering, or information systems maps cleanly. A business or unrelated degree with backend experience alone won't qualify without a detailed credential evaluation.
Target employers with recent visa filing experience
Employers with recent visa filings for backend or software engineering roles demonstrate established experience with work visa sponsorship processes. Focusing your search on companies experienced with visa sponsorship helps identify hiring teams familiar with the requirements and timelines of sponsoring international talent, including TN visa pathways.
Ask about Canadian versus Mexican processing before accepting
Canadian citizens can finalize TN status at a U.S. port of entry the same day an offer is made. Mexican citizens require consular processing, which adds weeks. Clarify your nationality with the hiring team early so they plan the offer timeline accurately.
Get your job offer letter reviewed before the border
CBP officers review your employer's support letter at the port of entry for Canadians. The letter must describe your role as systems analysis or design work, not generic software development. Vague language around duties is one of the most common reasons TN denials happen at inspection.
Use Migrate Mate to find sponsorship-ready backend roles
Not every employer advertising senior backend roles has TN visa experience. Migrate Mate surfaces companies with active TN and immigration sponsorship histories so you focus your applications on employers already set up to file, not those who will need to start from scratch.
Extend your TN before your current status expires
TN status is issued in three-year increments with no statutory limit on renewals. File your extension through USCIS or re-enter at the border before expiry. Letting status lapse while employed creates unauthorized work exposure, even if your employer intends to continue sponsoring you.
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Find Senior Backend Developer JobsSenior Backend Developer TN Visa: Frequently Asked Questions
Does a Senior Backend Developer role qualify for a TN visa?
Yes, if the role involves systems analysis, software architecture, or backend engineering and requires a bachelor's degree in a qualifying field. CBP evaluates the actual duties described in your offer letter, not just the job title. Roles focused purely on routine coding without design or systems work can face scrutiny, so the offer letter language matters.
How does the TN visa compare to the H-1B for Senior Backend Developers?
The TN visa has no annual cap and no lottery for Canadian citizens, so you can start work as soon as CBP approves your entry, sometimes on the same day as your offer. The H-1B is subject to an annual lottery with a roughly 25 percent selection rate for most applicants. For Canadians especially, the TN is a faster and more predictable path to U.S. employment in backend engineering.
How do I find employers who are prepared to sponsor TN visas for backend roles?
Migrate Mate is built specifically for this search. It surfaces companies with active immigration sponsorship histories so you can focus your applications on employers who have already navigated TN and work visa filings, rather than spending time on teams unfamiliar with the process. Not all employers advertising senior backend roles have TN experience or internal processes in place.
Can I switch employers on a TN visa if I get a better backend offer?
Yes, but your TN authorization is employer-specific. You must stop working for your current employer and begin TN entry or a USCIS filing with your new employer before starting in the new role. Canadian citizens can re-enter at a port of entry with a new offer letter. There is no portability rule equivalent to what H-1B holders have under AC21, so timing the transition carefully is important.
What documents do I need to gather before applying for TN sponsorship?
You'll need your original academic degree certificate, official transcripts showing the degree field, and your employer's TN support letter detailing your specific backend duties, salary, and employment terms. Canadian citizens bring these directly to a U.S. port of entry. Mexican citizens file DS-160 and schedule a consular appointment. A credential evaluation from a recognized service is worth having if your degree title is ambiguous or from a non-U.S. institution.
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