Lead Software Engineer

Prolific

LEAD SOFTWARE ENGINEER Team: 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 As a Technical Lead within the Enterprise Experience Team, you will play a pivotal role in driving technical excellence across one of our product development teams. You will lead the technical direction of projects, ensuring the delivery of scalable, secure, and high-quality solutions, while providing guidance, mentorship, and support to engineers across the team. The role may also include line management responsibilities for less experienced team members. We are looking for candidates with strong experience designing and delivering authentication and authorisation systems, including organisation and permission management within multi-tenant and multi-user architectures. Hands-on experience with identity and access management platforms such as Auth0 and Okta is highly desirable.   What you’ll bring to the role * Lead Technical Projects: Oversee the design and implementation of key projects, delivering innovative solutions that align with business goals and customer needs. * Collaborate with Stakeholders: Work closely with Product Managers and other stakeholders to define project scope, timelines, and resources, providing expert technical guidance. * Drive Engineering Excellence: Create high-quality, efficient code, uphold coding standards through code reviews and contribute to strategic initiatives and standards through the Technical Authority Group. * Mentor and Develop Team Members: Foster a collaborative and inclusive team environment, mentoring others and assisting in hiring and onboarding new talent. * Influence Technical Direction: Play a key role in strategic technical decisions, promoting the adoption of new technologies and processes to enhance product functionality and performance. * Own Deliverables: Take responsibility for products and features developed by the team, ensuring successful deployment and ongoing support.     What you'll bring to this role * Extensive Technical Leadership Experience: Proven experience in technical leadership or senior software development roles with strong problem-solving and strategic thinking skills. * Experience with login and authorisation systems, organisation and permission management, and multi-tenant/multi-user architectures, including hands-on work with tools such as Auth0 and Okta. * Technical Experience: Extensive experience with Python and cloud based environments  * Product Focus: A product engineering mindset and focus on business impacts of technical efforts * Excellent Communication Skills: Ability to lead diverse teams and collaborate effectively with various stakeholders. * Agile Methodologies Familiarity: Knowledge of agile practices and project management techniques. Key Technologies. We ask for expertise in some, and the willingness to learn where required * Cloud Platforms: AWS and GCP * 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 aligned AI systems. We believe that the next leap in AI capabilities won't come solely from scaling existing models, but from integrating diverse human perspectives and behaviors into AI development. By providing this crucial human data infrastructure, Prolific is positioning itself at the forefront of the next wave of AI innovation – one that reflects the breath and the best of humanity. Working for us will place you at the forefront of AI innovation, providing access to our unique human data platform and opportunities for groundbreaking research. Join us to enjoy a competitive salary, benefits, and remote working within our impactful, mission-driven culture. Links to more information on Prolific Benefits  External Handbook  Website  Youtube    Privacy Statement By submitting your application, you agree that Prolific may collect your personal data for recruiting and global organisation planning. Prolific's Candidate Privacy Notice explains what personal information Prolific may process, where Prolific may process your personal information, its purposes for processing your personal information, and the rights you can exercise over Prolific use of your personal information.

Toast

Toast is driven by building the restaurant platform that helps restaurants adapt, take control, and get back to what they do best: building the businesses they love. We are looking for a fullstack Staff Software Engineer to join the Toast IQ team to transform how Toast helps its customers run their restaurants. Toast IQ has landed with our users with much excitement and an appetite for us to deliver more capabilities across the entire Toast ecosystem.  We believe that if we do our job right, restaurants using Toast IQ will spend less hours on operations, make better margins, generate more revenue, and have a better guest and employee experience, compared to other restaurants outside and within the Toast ecosystem. This role includes responsibility for the experience delivered to our end users, the services backing that experience, and the integrations to other Toast products. A day in the life (Responsibilities) * Join a collaborative team of Design, Product, QA, and other engineering members in developing robust and scalable full-stack software applications. * Lead complex projects that improve functionality and reliability for our customers * Provide design feedback and participate in code reviews to ensure implementation meet requirements * Drive architectural discussions and influence the technical roadmap * Advocate for best coding practices to raise the bar for you, your team, and the company * Mentor and provide technical guidance to other team members * Leverage cutting edge AI tools to enhance your development workflow, improve velocity, and help pioneer new approaches to building - contributing to a culture of innovation and productivity across the team. What you'll need to thrive (Requirements) * 8+ years of full-stack experience in Java, Kotlin, or other object-oriented languages, and modern web frameworks such as React. * Proficient with modern web standards and technologies (e.g. REST, GraphQL) * Proficient with non-relational data stores (e.g. DynamoDB) * Experience with applied machine learning or large language models.  * Experience with distributed systems, enterprise messaging systems, and/or microservices * Experience delivering high-quality, reliable services to production * Excellent cross-team communication skills on complex technical topics * Passionate about technology and learning new things AI at Toast At Toast, one of our company values is that we're hungry to build and learn. We believe learning new AI tools empowers us to build for our customers faster, more independently, and with higher quality. We provide these tools across all disciplines, from Engineering and Product to Sales and Support, and are inspired by how our Toasters are already driving real value with them. The people who thrive here are those who embrace changes that let us build more for our customers; it’s a core part of our culture. Our Total Rewards Philosophy  We strive to provide competitive compensation and benefits programs that help to attract, retain, and motivate the best and brightest people in our industry. Our total rewards package goes beyond great earnings potential and provides the means to a healthy lifestyle with the flexibility to meet Toasters’ changing needs. Learn more about our benefits at https://careers.toasttab.com/toast-benefits. This role is for a current vacancy. #LI-REMOTE The base salary range for this role is listed below. The starting salary will be determined based on skills, experience, and geographic location. In addition to base salary, our total rewards components include cash compensation (overtime, bonus/commissions if eligible), equity, and benefits. Pay Range $175,000—$227,000 USD How Toast Uses AI in its Hiring Process Throughout the hiring process, our goal is to get to know you. We use AI tools to support our recruiters and interviewers with tasks like note-taking, summarization, and documentation of interviews to ensure they can be fully focused on your conversation. All hiring decisions are made by people. To learn more: https://careers.toasttab.com/ai-in-hiring Our Approach to Hybrid Working We embrace a hybrid work model that fosters in-person collaboration while valuing individual needs. Our goal is to build a strong culture of connection as we work together to empower the hospitality community, regardless of location. Please visit the Locations page on our career site to learn more about our in-office expectations by region: https://careers.toasttab.com/locations-toast Diversity, Equity, and Inclusion is Baked into our Recipe for Success At Toast, our employees are our secret ingredient—when they thrive, we thrive. The restaurant industry is one of the most diverse, and we embrace that diversity with authenticity, inclusivity, respect, and humility. By embedding these principles into our culture and design, we create equitable opportunities for all and raise the bar in delivering exceptional experiences. We Thrive Together We embrace a hybrid work model that fosters in-person collaboration while valuing individual needs. Our goal is to build a strong culture of connection as we work together to empower the restaurant community. To learn more about how we work globally and regionally, check out: https://careers.toasttab.com/locations-toast. Apply today! Toast is committed to creating an accessible and inclusive hiring process. As part of this commitment, we strive to provide reasonable accommodations for persons with disabilities to enable them to access the hiring process. If you need an accommodation to access the job application or interview process, please contact candidateaccommodations@toasttab.com. ------ For roles in the United States, it is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Prolific

SENIOR 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 Software 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 aligned AI systems. We believe that the next leap in AI capabilities won't come solely from scaling existing models, but from integrating diverse human perspectives and behaviors into AI development. By providing this crucial human data infrastructure, Prolific is positioning itself at the forefront of the next wave of AI innovation – one that reflects the breath and the best of humanity. Working for us will place you at the forefront of AI innovation, providing access to our unique human data platform and opportunities for groundbreaking research. Join us to enjoy a competitive salary, benefits, and remote working within our impactful, mission-driven culture.   Links to more information on Prolific Benefits  External Handbook  Website  Youtube    Privacy Statement By submitting your application, you agree that Prolific may collect your personal data for recruiting and global organisation planning. Prolific's Candidate Privacy Notice explains what personal information Prolific may process, where Prolific may process your personal information, its purposes for processing your personal information, and the rights you can exercise over Prolific use of your personal information.