Senior Solutions Architect - Back End Engineer

We are seeking an outstanding Senior Solutions Architect - Back End Engineer, to own the technical evolution of our digital transformation platform. This role combines deep backend engineering expertise with strategic solution architecture responsibilities, focusing on building scalable, secure, and compliant systems for healthcare data management.

As the lead Backend Developer, you will be the primary technical owner of our backend systems, driving the architecture and implementation of a robust multi-tenant platform capable of handling critical PII/PHI data in compliance with healthcare regulations.

In this role, a typical day might include the following:

• Solution Architecture : Define and implement the technical architecture for our platform's hosting, ensuring scalability, security, and compliance

• Multi-Tenant Architecture Migration : Build and implement the migration from single-tenant to multi-tenant architecture, enabling efficient resource utilization and client isolation

• Technical Strategy : Collaborate with product and engineering leadership to align technical solutions with business requirements and long-term platform vision

• Data Layer Development : Design and implement a comprehensive data abstraction layer to support multiple database technologies and optimize data access patterns

• Backend API Development : Build and maintain robust, scalable RESTful APIs and serverless functions to support platform functionality

• Hosting : Serve as the primary technical lead for hosting infrastructure

• PII/PHI Data Handling : Develop and implement secure data handling practices for Protected Health Information (PHI) and Personally Identifiable Information (PII)

• Security Best Practices : Implement authentication, authorization, encryption, and audit logging mechanisms to protect critical data

This role might be for you if you have:

• 8+ years of professional software development experience with strong backend focus

• Hosting production applications in regulated domains (healthcare, life science, genetics research platforms) with experience in data-intensive patient engagement platforms

• Expert-level proficiency JavaScript/TypeScript, Node.js, and AWS serverless architecture (Lambda, API Gateway, DynamoDB, S3)

• Strong knowledge of relational databases (PostgreSQL, MySQL) and NoSQL databases (DynamoDB, MongoDB) with validated experience Designing RESTful APIs at scale

• Solid understanding of microservices architecture and distributed systems patterns

• Required : Experience handling PII/PHI data, with Strong understanding of healthcare compliance requirements (HIPAA, HITRUST)

• Knowledge of security guidelines including OWASP Top 10, encryption, authentication/authorization, audit logging, data encryption at rest and in transit

• Deep AWS expertise required (EC2, RDS, Lambda, CloudFront, VPC, IAM, etc.) and proficiency with Infrastructure as Code tools

To be considered for this role, we require:

• Bachelor's degree in Computer Science, Software Engineering, or related field (or 8+ years equivalent work experience)

• Minimum 5+ years of professional software development experience

• Minimum 2+ years in a senior or lead engineering role

• Proven track record of delivering sophisticated, production-grade systems

Does this sound like you? Apply now to take your first step towards living the Regeneron Way! We have an inclusive culture that provides comprehensive benefits, which vary by location. In the U.S., benefits may include health and wellness programs (including medical, dental, vision, life, and disability insurance), fitness centers, 401(k) company match, family support benefits, equity awards, annual bonuses, paid time off, and paid leaves (e.g., military and parental leave) for eligible employees at all levels! For additional information about Regeneron benefits in the US, please visit For other countries' specific benefits, please speak to your recruiter.

Please be advised that at Regeneron, we believe we are most successful and work best when we are together. For that reason, many of Regeneron's roles are required to be performed on-site. Please speak with your recruiter and hiring manager for more information about Regeneron's on-site policy and expectations for your role and your location.

Regeneron is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion or belief (or lack thereof), sex, nationality, national or ethnic origin, civil status, age, citizenship status, membership of the Traveler community, sexual orientation, disability, genetic information, familial status, marital or registered civil partnership status, pregnancy or parental status, gender identity, gender reassignment, military or veteran status, or any other protected characteristic in accordance with applicable laws and regulations. The Company will also provide reasonable accommodation to the known disabilities or chronic illnesses of an otherwise qualified applicant for employment, unless the accommodation would impose undue hardship on the operation of the Company's business.

For roles in which the hired candidate will be working in the U.S., the salary ranges provided are shown in accordance with U.S. law and apply to U.S.-based positions. For roles which will be based in Japan and/or Canada, the salary ranges are shown in accordance with the applicable local law and currency. If you are outside the U.S, Japan or Canada, please speak with your recruiter about salaries and benefits in your location.

Please note that certain background checks will form part of the recruitment process. Background checks will be conducted in accordance with the law of the country where the position is based, including the type of background checks conducted. The purpose of carrying out such checks is for Regeneron to verify certain information regarding a candidate prior to the commencement of employment such as identity, right to work, educational qualifications etc.

Salary Range (annually)

$114,800.00 - $187,400.00