Senior Software Engineer, Prolific
$200-250k
2-3 days a week in office
High-quality human-powered data at scale
Be an early applicant
High-quality human-powered data at scale
101-200 employees
Be an early applicant
$200-250k
2-3 days a week in office
101-200 employees
Company mission
To accelerate human understanding.
Role
Who you are
- 6+ years of relevant technical expertise in a product engineering role
- Python (we use Django & Fast API)
- TypeScript and JavaScript (we use Vue.js)
- SQL and NoSQL databases (we use MongoDB and PostgresSQL)
- Building and deploying to the cloud (we use GCP, Github Actions & CircleCI)
- Instrumenting, monitoring & observability (we use Datadog)
- Good understanding of modern web applications and architecture design patterns
- Can translate business concepts into software models
- Familiar working in both monoliths and distributed systems
- Understanding of the importance of code quality and automated testing
- Strong communication and collaboration skills for direct customer interaction
- Ability to quickly learn and adapt across the breadth of Prolific’s domains
- Judgment to balance scrappy startup execution with scalable, reliable engineering
- Comfort with rapid iteration and responding to customer queries with urgency
- Experience supporting applications in production environments
- Experience working in a collaborative product engineering team
- Interest in the product lifecycle and delivering value to customers
- Comfortable learning from feedback and iterating based on data
- Curious and motivated to continuously improve your technical skills
What the job involves
- We're looking for Senior Software Engineers with a 'product builder' mind-set to join our specialized team focused on serving frontier model creators and AI application developers
- As a full-stack engineer, you will work across Prolific’s domains to solve customer and product problems
- This is an exciting opportunity to work directly with cutting-edge AI companies, making critical technical decisions that balance scrappy startup execution with scalable, reliable engineering as Prolific revolutionizes research for the AI community
- You'll need to be based within regular commuting distance of San Francisco office, to faciliate refular in person collaboartion with customers and our US team, as well as working seamlessly with our UK-based tech teams
- Work as part of a cross functional team alongside GTM Teams, customer success managers, account managers, engineers, product managers, data specialists and designers
- Collaborate directly with customers and stakeholders to understand their unique needs and translate those into proportionate and actionable next steps
- Develop domain expertise in AI development workflows and frontier model training
- Respond quickly to customer queries and technical challenges, working in the open with the team, owning problems and their solutions
- Work across shared repositories with other tech teams writing clean, maintainable code while maintaining customer-specific focus
- You will be highly self-motivated and energetic and enjoy working in a fast-paced environment with a bias for action, making decisions balancing generic, scalable solutions with rapid, scrappy implementations
- Contribute to the design, implementation, and maintenance of product features, using agile development practices to plan and deliver work as a team
- You will be highly self-motivated and energetic and enjoy working in a fast-paced environment with a bias for action
- Help to support production systems and respond to incidents when required
- Learn how our systems operate from development through to production
- Supporting production systems with monitoring tools such as Datadog and strive for stable systems observability
- Actively participate in team discussions, retrospectives, and knowledge sharing
- Continuously develop your technical and product understanding
- Collaborate effectively with UK-based teams across time zones
- 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
Our take
Founded in 2014, Prolific is a marketplace and data analysis company that provides researchers with a network of test participants. From eye-tracking to human-facing AI applications, Prolific’s network acts as both a recruiter for test participants and as a marketplace for researchers scientists to hire said participants.
Founded in 2014, it’s already used by the likes of Google, Stanford, Oxford and Kings College London Universities to test new AI products, providing “stress tests” for its clients. Prolific’s user base now counts over 2000 potential test subjects, whilst researchers leverage its network to launch surveys, tests and evaluation tasks every 2 minutes.
An indicator of Prolific’s success is maintaining of profitability for years after its initial Y Combinator investment. In 2024, it raised $32 million in Series A to maintain its healthy position. This funding will allow it to expand its operations.
Freddie
Company Specialist at Welcome to the Jungle
Insights
Company
Funding (1 round)
Jul 2023
$34m
Series A
Total funding: $34m
Company benefits
- Bank holiday swaps
- Enhanced sick pay
- L&D budget – £1000 per year
- 25 days annual leave + bank holidays
Company values
- We win together
- We care deeply about our customers
- We make every minute count
- We're optimistic and find a way
- We embrace change
- We aim high
Company HQ
Kings Cross, London, UK
Leadership
Phelim Bradley
(Co-Founder & CEO)Currently also Venture Partner at Pioneer Fund. Previously Dphil at Wellcome Trust Centre for Human Genetics, Bioinformatics Intern at Illumina and MPhil of Computer Biology at University of Cambridge.
Salary benchmarks
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Diversity, Equity & Inclusion at Prolific
- At Prolific, we want all of our employees, researchers, and participants to be included and so we commit to having ongoing discussions about diversity and inclusion and regularly look at areas where we can improve. This policy aims to: - treat all our employees fairly and respectfully, regardless of their job status, location, or work hours ⏰ - avoid any illegal discrimination based on age, disability, gender, gender identity, marriage or civil partnership, pregnancy and maternity, race or ethnicity, religion or belief, sexual orientation, and traveler status. These are protected by the UK Equality Act (2010), Ireland Employment Equality Act (2004), Americans with Disabilities Act (ADA) at the federal level and the New York State Human Rights Law (NYSHRL) at the state level. ⚖️ - refuse to tolerate any kind of illegal discrimination 🙅🏻♀️. This includes pay and benefits, work conditions, grievance and discipline handling, termination, redundancy, parental leave, flexible working requests, employment selection, promotion, training, and other opportunities for development.
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