E-3 Visa Senior Backend Developer Jobs
Senior Backend Developer roles qualify for E-3 visa sponsorship as specialty occupations requiring a relevant bachelor's degree or higher. Australian engineers with expertise in distributed systems, APIs, or cloud infrastructure are well-placed to secure U.S. offers. The E-3 has no lottery and renews every two years, making long-term career planning straightforward for backend specialists.
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Get Access To All JobsWho We Are
Galaxy is a global leader in digital assets and data center infrastructure, delivering solutions that accelerate progress in finance and artificial intelligence. We believe that blockchain and digital asset innovation will transform how value moves through the world – and we’re building the products and services to make that future a reality. Our institutional digital assets platform spans trading, investment banking, asset management, staking, self-custody, and tokenization technology. We also invest in and operate cutting-edge data center infrastructure to power AI and high-performance computing, addressing the growing demand for scalable energy and compute in the U.S. We work at the intersection of finance and technology, helping institutions, startups, and developers navigate a digitally native economy. Led by CEO and Founder Michael Novogratz, our team blends deep crypto expertise with institutional experience and a shared commitment to shaping the future of Web3 and AI. Galaxy is headquartered in New York City, with offices across North America, Europe, the Middle East, and Asia.
What We Value
We are a diverse team of free thinkers, and fast movers united to help investors and creators energize the global economy. We are looking for individuals who thrive in a culture of builders and overachievers and embrace high performance, transparent feedback, and a mission-first approach. Our culture shapes our way of working and gets us where we want to be.
Seek Excellence.
Be Selective To Be Effective.
Be Highly Aligned, Loosely Coupled.
Disagree Transparently.
Encourage Independent Decision-Making.
Build Dream Teams.
About GalaxyOne
GalaxyOne is designed for individual investors who want the best of both traditional and digital markets. Its core offerings include competitive yield on cash deposits for U.S.-based individual investors and 8.00% yield through Galaxy Premium Yield for U.S. accredited investors, as well as seamless access to crypto and equities trading and the ability to reinvest earned interest into bitcoin or other supported crypto, all in one precision-built platform. GalaxyOne, backed by Galaxy Digital Inc (NASDAQ/TSX: GLXY), benefits from the firm's proven financial expertise, risk management and white-glove client service. Additional information about GalaxyOne is available at galaxy.app.
Who You Are
This role is a Senior Back End Developer for an exciting new business initiative at Galaxy. In this position, you’ll design, develop, and optimize robust, scalable software back end that powers our web and mobile applications for a new product offering. You will join a team of back-end developers, ensuring the reliability, security, and performance of our platforms while collaborating with front-end, product, and infrastructure teams. Your expertise will help drive the architecture of our product offerings, supporting Galaxy’s mission to innovate in the crypto economy.
What You’ll Do
Design, develop, and maintain high-performance back-end systems, APIs, and databases that support the business’s web and mobile applications.
Help foster a culture of technical excellence, collaboration, and continuous learning.
Collaborate with front-end developers, product managers, and DevOps teams to ensure seamless integration and delivery of features and services.
Architect scalable, secure, and efficient server-side solutions that meet fintech industry standards and handle high transaction volumes.
Implement best practices for code quality, testing, and deployment, including code reviews and automated testing frameworks.
Stay current with emerging technologies and trends in back-end development, blockchain, and fintech to recommend innovative improvements.
What We’re Looking For
Bachelor’s degree in computer science, engineering, or a related field (or equivalent experience).
7+ years of experience in back-end development, with at least 2 years in a senior role.
Hands-on development experience in Node, Express, TypeScript and related frameworks like Nest.js to build REST APIs and other services.
Strong experience with SQL and some exposure to NoSQL is nice to have.
Experience with Microservices and Event based architecture.
Familiarity with cloud platforms (e.g., AWS, Azure, GCP) and containerization tools (e.g., Docker, Kubernetes).
Experience in using Caching and Messaging Queues like Kafka.
Experience using Postman and Git / Bitbucket.
Bonus Points
Prior experience working in a startup, taking a product from zero to one.
Experience in financial markets or brokerages.
What We Offer (US)
Competitive base salary and discretionary bonus
Flexible Time Off (i.e. unlimited paid vacation days)
Company paid Holidays (11)
Company paid sick leave
Company-paid health and protective benefits for employees, partners, and other dependents
3% 401(k) company contribution
Generous paid Parental Leave
Free virtual coaching and counseling sessions through Headspace
Opportunities to learn about the Crypto industry
Smart, entrepreneurial, and fun colleagues
* Employee Resource Groups
Benefits may vary depending on location. The base salary ranges included below will be commensurate with candidate experience, expertise and local market. Final offer amounts are determined by multiple factors, including candidate experience and expertise. At Galaxy, we maintain a total compensation philosophy which consists of a competitive base salary, annual bonus, and equity incentives.
Base Salary Range: $175,000 - $220,000 USD
Galaxy respects diversity and seeks to provide equal employment opportunities to all employees and job applicants for employment without regard to actual or perceived age, race, color, creed, religion, sex or gender (including pregnancy, childbirth, lactation and related medical conditions), gender identity or gender expression (including transgender status), sexual orientation, marital or partnership or caregiver status, ancestry, national origin, citizenship status, disability, military or veteran status, protected medical condition as defined by applicable state or local law, genetic information or predisposing genetic characteristic, or other characteristic protected by applicable federal, state, or local laws and ordinances.
We will endeavor to make a reasonable accommodation to the known limitations of a qualified applicant with a disability unless the accommodation would impose an undue hardship on the operation of our business. If you believe you require such assistance to complete the application process or to participate in an interview, please contact careers@galaxy.com.
Who We Are
Galaxy is a global leader in digital assets and data center infrastructure, delivering solutions that accelerate progress in finance and artificial intelligence. We believe that blockchain and digital asset innovation will transform how value moves through the world – and we’re building the products and services to make that future a reality. Our institutional digital assets platform spans trading, investment banking, asset management, staking, self-custody, and tokenization technology. We also invest in and operate cutting-edge data center infrastructure to power AI and high-performance computing, addressing the growing demand for scalable energy and compute in the U.S. We work at the intersection of finance and technology, helping institutions, startups, and developers navigate a digitally native economy. Led by CEO and Founder Michael Novogratz, our team blends deep crypto expertise with institutional experience and a shared commitment to shaping the future of Web3 and AI. Galaxy is headquartered in New York City, with offices across North America, Europe, the Middle East, and Asia.
What We Value
We are a diverse team of free thinkers, and fast movers united to help investors and creators energize the global economy. We are looking for individuals who thrive in a culture of builders and overachievers and embrace high performance, transparent feedback, and a mission-first approach. Our culture shapes our way of working and gets us where we want to be.
Seek Excellence.
Be Selective To Be Effective.
Be Highly Aligned, Loosely Coupled.
Disagree Transparently.
Encourage Independent Decision-Making.
Build Dream Teams.
About GalaxyOne
GalaxyOne is designed for individual investors who want the best of both traditional and digital markets. Its core offerings include competitive yield on cash deposits for U.S.-based individual investors and 8.00% yield through Galaxy Premium Yield for U.S. accredited investors, as well as seamless access to crypto and equities trading and the ability to reinvest earned interest into bitcoin or other supported crypto, all in one precision-built platform. GalaxyOne, backed by Galaxy Digital Inc (NASDAQ/TSX: GLXY), benefits from the firm's proven financial expertise, risk management and white-glove client service. Additional information about GalaxyOne is available at galaxy.app.
Who You Are
This role is a Senior Back End Developer for an exciting new business initiative at Galaxy. In this position, you’ll design, develop, and optimize robust, scalable software back end that powers our web and mobile applications for a new product offering. You will join a team of back-end developers, ensuring the reliability, security, and performance of our platforms while collaborating with front-end, product, and infrastructure teams. Your expertise will help drive the architecture of our product offerings, supporting Galaxy’s mission to innovate in the crypto economy.
What You’ll Do
Design, develop, and maintain high-performance back-end systems, APIs, and databases that support the business’s web and mobile applications.
Help foster a culture of technical excellence, collaboration, and continuous learning.
Collaborate with front-end developers, product managers, and DevOps teams to ensure seamless integration and delivery of features and services.
Architect scalable, secure, and efficient server-side solutions that meet fintech industry standards and handle high transaction volumes.
Implement best practices for code quality, testing, and deployment, including code reviews and automated testing frameworks.
Stay current with emerging technologies and trends in back-end development, blockchain, and fintech to recommend innovative improvements.
What We’re Looking For
Bachelor’s degree in computer science, engineering, or a related field (or equivalent experience).
7+ years of experience in back-end development, with at least 2 years in a senior role.
Hands-on development experience in Node, Express, TypeScript and related frameworks like Nest.js to build REST APIs and other services.
Strong experience with SQL and some exposure to NoSQL is nice to have.
Experience with Microservices and Event based architecture.
Familiarity with cloud platforms (e.g., AWS, Azure, GCP) and containerization tools (e.g., Docker, Kubernetes).
Experience in using Caching and Messaging Queues like Kafka.
Experience using Postman and Git / Bitbucket.
Bonus Points
Prior experience working in a startup, taking a product from zero to one.
Experience in financial markets or brokerages.
What We Offer (US)
Competitive base salary and discretionary bonus
Flexible Time Off (i.e. unlimited paid vacation days)
Company paid Holidays (11)
Company paid sick leave
Company-paid health and protective benefits for employees, partners, and other dependents
3% 401(k) company contribution
Generous paid Parental Leave
Free virtual coaching and counseling sessions through Headspace
Opportunities to learn about the Crypto industry
Smart, entrepreneurial, and fun colleagues
* Employee Resource Groups
Benefits may vary depending on location. The base salary ranges included below will be commensurate with candidate experience, expertise and local market. Final offer amounts are determined by multiple factors, including candidate experience and expertise. At Galaxy, we maintain a total compensation philosophy which consists of a competitive base salary, annual bonus, and equity incentives.
Base Salary Range: $175,000 - $220,000 USD
Galaxy respects diversity and seeks to provide equal employment opportunities to all employees and job applicants for employment without regard to actual or perceived age, race, color, creed, religion, sex or gender (including pregnancy, childbirth, lactation and related medical conditions), gender identity or gender expression (including transgender status), sexual orientation, marital or partnership or caregiver status, ancestry, national origin, citizenship status, disability, military or veteran status, protected medical condition as defined by applicable state or local law, genetic information or predisposing genetic characteristic, or other characteristic protected by applicable federal, state, or local laws and ordinances.
We will endeavor to make a reasonable accommodation to the known limitations of a qualified applicant with a disability unless the accommodation would impose an undue hardship on the operation of our business. If you believe you require such assistance to complete the application process or to participate in an interview, please contact careers@galaxy.com.
See all 123+ Senior Backend Developer jobs
Sign up for free to unlock all listings, filter by visa type, and get alerts for new Senior Backend Developer roles.
Get Access To All JobsTips for Finding E-3 Visa Sponsorship as a Senior Backend Developer
Align your CV to U.S. backend conventions
U.S. hiring managers expect a one-to-two-page resume, not an Australian-style CV. Lead with a technical summary listing your primary languages, frameworks, and cloud platforms. Quantify system scale wherever you can.
Confirm your degree satisfies specialty occupation rules
The E-3 requires your bachelor's degree to be in a field directly related to the backend role. A computer science or software engineering degree maps cleanly. An unrelated degree paired with extensive experience may need a credentials evaluation from a USCIS-accepted evaluator.
Use Migrate Mate's E-3 filing service for the LCA and paperwork
Once you have an offer, your employer must file the LCA with DOL before you can apply at the consulate. Migrate Mate's E-3 filing service manages the entire process from offer to consulate appointment, so neither you nor your employer stalls on unfamiliar paperwork.
Prepare for specialty occupation questions at your consulate interview
Consular officers can probe whether a backend role genuinely requires a degree in your specific field. Bring your official job offer letter, your degree certificate, and documentation of any large-scale systems you've built to demonstrate the technical depth of the position.
Senior Backend Developer jobs are hiring across the US. Find yours.
Find Senior Backend Developer JobsSenior Backend Developer E-3 Visa: Frequently Asked Questions
How do I find Senior Backend Developer jobs with E-3 visa sponsorship?
Migrate Mate is built specifically for this search. You can filter Senior Backend Developer roles by E-3 visa sponsorship and see which employers have a track record of filing for Australian engineers. That saves you from applying to companies that have never navigated the E-3 process and may stall once an offer is made.
How much does it cost to get an E-3 visa?
Migrate Mate's E-3 filing service covers the entire process for $499, including the Labor Condition Application, visa document preparation, and consulate appointment guidance. Traditional immigration lawyers charge $2,000–$5,000+ for the same work. The E-3 has less paperwork than most work visas, so paying thousands for legal help is usually unnecessary.
Does a Senior Backend Developer role qualify as a specialty occupation for the E-3?
Yes. Backend development consistently qualifies as a specialty occupation because the role normally requires at least a bachelor's degree in computer science, software engineering, or a closely related field. Roles involving systems architecture, API design, or distributed infrastructure carry even clearer specialty occupation standing. The key is that your offer letter describes duties requiring that specific degree-level knowledge, not general IT support.
How does the E-3 compare to the H-1B for Senior Backend Developer roles?
For Australian nationals, the E-3 is almost always the better path for backend roles. There is no annual lottery, no cap to exhaust, and no registration fee to enter. You can apply at the consulate and start work within weeks of receiving an offer. The H-1B has an annual cap of 85,000 visas and a competitive lottery, meaning many qualified engineers wait a year or more before they can begin.
Can I change backend developer employers while on an E-3?
Yes, but the process starts fresh with each new employer. Your new employer must file a new LCA with DOL, and you'll need to return to the consulate for a new E-3 visa stamp before starting. There is no portability provision like there is with some H-1B transfers, so plan a realistic transition timeline before giving notice at your current role.
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