Skills this job asks for
TypeScriptJavaScriptPythonAWSGoogle CloudTesting / QAAgileAzureVueDjangoMongoDBKubernetes
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Where you can work from
Location not specified
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The company's headquarters is not the same as where you may work from. Visa sponsorship only matters if you would relocate; see below.
Visa sponsorship, if you would relocate
Sponsorship verdict
Sponsorship possible
One solid signal, not two. Worth applying, and worth asking about sponsorship early.
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✓
Employer is on a government sponsor recordThe US Department of Labor certified 4 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first.
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The posting doesn’t mention sponsorshipSilence isn’t a refusal — ask the recruiter before investing much time.
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No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area.
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✓
What prolific paid sponsored hires in similar roles1 certified filing for “Software Development Engineer in Test” (Software Quality Assurance Analysts and Testers) in GA: $102k–$102k, median $102k.
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✓
Confirmed live todayWhen a source last listed this job as open.
Details and sources
- Employer is on a government sponsor record
- The US Department of Labor certified 4 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. Source: LCA disclosure data (US Department of Labor (OFLC)).
- No salary bar for this route
- H-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.
- What prolific paid sponsored hires in similar roles
- 1 certified filing for “Software Development Engineer in Test” (Software Quality Assurance Analysts and Testers) in GA: $102k–$102k, median $102k. Most were filed at wage level II (100%) — 2 lottery entries, ≈31% projected selection odds for cap-subject employers. Source: US Department of Labor LCA disclosure data (Oct 2025 – Jun 2026).
US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).
A verdict summarises public evidence. It is not legal advice and never a guarantee: the employer and the immigration authority decide. Sign in to factor in where you can already work.
About the role
Se nior Product Engineer
Engineering
Prolific
Prolific is not just another player in the AI space – we are the architects of the human data infrastructure that's reshaping the landscape of AI development. In a world where foundational AI technologies are increasingly commoditized, it's the quality and diversity of human-generated data that truly differentiates products and models.
The role
We’re looking for Senior Product Engineers with a ‘product builder’ mind-set to join our team and take a pivotal role in the development and guidance of our product. As a ‘t-shaped’ engineer, you will bring a broad practical knowledge across various areas of software development, complementing and supporting our growing team whilst likely having a deeper specialism in front or backend. This is an exciting opportunity to leverage your existing skills, experience, and knowledge to significantly influence the trajectory of our product as we aim to revolutionize research.
What you’ll bring to the role
• Deep understanding of modern web applications
• Experience building Typescript/Javascript applications and using NoSQL databases
• Experience using Python
• Knowledge of Event-Driven Architecture
• Experience using AWS (Serverless) and/or GCP
• Understand the importance of driving quality into code through test automation
• Have supported applications in production, with demonstrable experience of good observability practices within a full stack environment. (e.g. Rum, Tracing)
• Have worked in a collaborative environment with strong engineering practices and know what good engineering looks like
• Care about the product life cycle and are customer value focused
• Understand the value of continuous, iterative improvement using data to drive decisions and a culture of feedback
• Passionate about software development with an appetite for learning and self-improvement
What you’ll be doing in the role
• As a member of a cross-functional, stream-aligned team, you will work collaboratively with the teams’ engineering manager, product manager, designer, and up to 4-5 other engineers, including a tech lead
• Using agile software development practices and a product mindset, you will work as a team to plan, build and support software that our customers love
• You will be highly self-motivated and energetic and enjoy working in a fast-paced environment with a bias for action
• Collaborating with teams outside of product engineering, working closely with customers and understanding their needs
• Be happy working in all the major cloud providers: AWS, GCP & Azure
• With a You Build It, You Run It mindset, you will have intimate knowledge of our products from code commit through to production operation
• Supporting production systems with monitoring tools such as Datadog
• Strive for stable systems observability
• You will champion our principles, fuel a growth mindset by getting involved in communities and help improve our engineering culture
• Pushing the boundaries, questioning the status quo, ensuring what we are doing and what we are building has high value and impact for our users
Key Technologies
• Cloud Platforms: Google Cloud Platform and AWS
• Programming Languages: Python, JavaScript, and TypeScript
• Frameworks: Vue.js, Django Rest Framework, Container-based and Serverless architectures
• Databases: MongoDB and DynamoDB
• DevOps and Monitoring: CircleCI, GitHub Actions, Kubernetes, Celery, EventBridge and DataDog
Why Prolific is a great place to work
We've built a unique platform that connects researchers and companies with a global pool of participants, enabling the collection of high-quality, ethically sourced human behavioral data and feedback. This data is the cornerstone of developing more accurate, nuanced, and
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