Staff Software Engineer, Websites

Ziprecruiter

We offer a hybrid work environment. Most US-based positions can also be performed remotely (any exceptions will be noted in the Minimum Qualifications below.) Our Mission:  To actively connect people to their next great opportunity.  WHO WE ARE:  ZipRecruiter is a leading online employment marketplace. Powered by AI-driven smart matching technology, the company actively connects millions of all-sized businesses and job seekers through innovative mobile, web, and email services, as well as through partnerships with the best job boards on the web. ZipRecruiter has the #1 rated job search app on iOS & Android. SUMMARY: With data such as a billion+ historical job postings, tens of millions of active job seekers interacting with our system, and hundreds of billions of impression and click events, there are incredible opportunities to use your skills to build new data-driven features. Working at ZipRecruiter, you will be helping literally millions of people find their dream job. We’re working on problems like: given a training set of job postings, and known salaries, build a system that predicts salary for novel jobs.Of course, you know that while building models is fun, it's also just one step in the process; gathering training data, cleansing it, digging into it, extracting features from it, etc, is a huge part of the job Key Focuses: * Design, develop, and maintain advanced machine learning models and algorithms to solve complex business problems * Lead complex machine learning projects that solve business challenges and add value to the broader ZipRecruiter Business * Design the overall architecture and infrastructure for machine learning systems, ensuring scalability, efficiency, and robustness * Push the boundaries of what's possible in machine learning in your organization, finding new and innovative ways to use AI to drive business value * Provide leadership and set tone for Machine Learning Engineers at ZipRecruiter leveraging industry best practices and innovation * Stay up-to-date with the latest developments in machine learning and AI, and drive adoption of new techniques and technologies as appropriate MINIMUM QUALIFICATIONS: * 7+ year of professional software development experience with a deep focus in machine learning * Comprehensive knowledge and experience of machine learning algorithms, techniques, and best practices * Extensive experience in machine learning model design, data pipeline design, experimentation and validation design, system design, and/or architecture design. Preferred Qualifications: * 10+ year of professional software development experience with an expertise in machine learning * BS/MS/PhD in Mathematics, Computer Science, Physics, related technical field or equivalent practical experience * Expert knowledge of machine learning algorithms (e.g., linear regression, SVM, decision trees, neural networks, clustering, etc.) and best practices * Profound knowledge of machine learning algorithms and frameworks, such as TensorFlow, PyTorch, or scikit-learn * Extensive background of deep learning architectures and techniques, such as Convolutional Neural Networks (CNNs), Recurrent Neural Networks (RNNs), Long Short-Term Memory (LSTM), and Generative Adversarial Networks (GANs) * Deeply versed in NLP techniques and tools, such as tokenization, stemming, lemmatization, sentiment analysis, and named entity recognition, and libraries like NLTK, SpaCy, or BERT As part of our team you’ll enjoy: * Competitive compensation * Exceptional benefits package * Flexible Vacation & Paid Time Off * Employer-matched 401(k) plan  #LI-Remote The US base salary range for this full-time position is $180,000-$225,000. Our salary ranges are determined by role, level, and location, and the range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations. Within the range, individual pay is determined by work location, role-related knowledge and skills, depth of experience, relevant education or training, and additional role-related considerations. Depending on the position offered, equity, bonuses, commission, or other forms of compensation may also be provided as part of a total compensation package, in addition to a full range of medical, financial, and other benefits. ZipRecruiter is proud to be an equal opportunity employer and provides equal employment opportunities (EEO) to all employees and applicants without regard to race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity or genetics. Privacy Notice: For information about ZipRecruiter's collection and processing of job applicant personal data for this job, please see our Privacy Notice at: https://www.ziprecruiter.com/careers/job-applicant-privacy-notice

Toast

Toast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy. The Android Systems team bridges the gap between hardware and software to build the foundational platform for Toast POS devices. The team develops the end-to-end software driving our device management product suite—including system applications, cloud-based services, and web user interfaces designed to secure and manage Toast's hardware ecosystem. We are seeking a Staff Software Engineer who is hands-on with coding, is able to design end to end systems, and will pave the path for the team to build modern technical solutions keeping customer empathy in mind. If you are a leader who collaborates well with teams within the organization, can think big, and are passionate about building software systems used to manage hardware devices with high focus on quality, this position is for you! ABOUT THIS ROLL* (RESPONSIBILITIES): * Hands-on design and implementation of Kotlin backend services to improve our device management workflows for customers. * Lead the design and development of the next generation of Toast’s software services and applications to bring a seamless device configuration and user experience for customers. * Collaborate with Product Management, Hardware, QA and other Software teams on the product roadmap and requirements to build a long term vision for Toast. * Create technical requirements and detailed designs of the software system being developed. * Lead effort estimation sessions and use sound judgment to enable planning of projects. * Diagnose performance bottlenecks and implement optimizations. * Make solid technical decisions keeping software quality, security, and maintainability in mind. * Help set the standard for software quality by adopting modern software test frameworks and practices in day to day development. DO YOU HAVE THE RIGHT INGREDIENTS*? (REQUIREMENTS): * 8+ years of experience in designing and implementing robust backend services * Proficient in a modern object-oriented programming language such as Java or Kotlin. * Demonstrated technical leadership, with the ability to drive cross-team alignment and influence across engineering, product, and business stakeholders. * Demonstrated experience with microservices architecture and containerization technologies for enhanced scalability and maintainability. * Applied knowledge of best practices in backend application lifecycle management, including database, service, & API design strategies, with the ability to share this amongst the team and peers. * Experience developing single-page frontend applications using React. * Excellent communication skills, with the ability to articulate complex technical concepts to diverse audiences. * Familiarity with AI-augmented development workflows and tools (e.g., Claude Code, GitHub Copilot, or similar). BONUS INGREDIENTS*: * Demonstrated proficiency with DynamoDB or PostgreSQL. * Proficiency in Kotlin (or Java and willing to learn Kotlin) and Kotlin-specific frameworks and libraries for building efficient backend solutions. * Experience with monitoring tools to debug and resolve tough customer issues. * Understanding of mobile device management (MDM) concepts and enterprise device management platforms.   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. 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. You can learn more about how we align pay with local labor markets in our Geographic Pay Zone Philosophy. Zone A $193,000—$309,000 USD Zone B $168,000—$269,000 USD Zone C $151,000—$242,000 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.

Toast

Toast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy. The Care & Onboarding team builds and maintains the tools that enable the core workflows of our Customer Care Agents, Onboarding Consultants, and the broader Toast team. Our work directly impacts how Toast supports its restaurant customers at every stage of their journey. We are looking for a Staff Software Engineer to serve as a technical leader within our squad and help shape the future of how these teams operate. In this role, you will drive the architectural direction of our systems, deliver high-impact solutions across products, and elevate the engineers around you. You will be a domain expert who partners with technical and non-technical stakeholders to define and execute on the highest-leverage opportunities for the team. This is a role for an engineer who is equally comfortable writing code, leading technical design, and influencing decisions across the organization. Your work will contribute to a strong technical foundation that will carry Toast through the next decade and beyond. A day in the life (Responsibilities) * Own the technical direction of the Care & Onboarding platforms, driving architectural decisions that improve scalability, reliability, and maintainability * Lead design and delivery of large-scope initiatives from conception through production, coordinating across teams and stakeholders * Identify and resolve systemic technical challenges, including complexity, operational toil, and cross-team dependencies * Set and maintain a high bar for engineering quality through hands-on code contributions, design reviews, and mentorship * Partner with product, design, and operations leadership to translate business strategy into technical plans * Leverage AI-augmented development tools to increase development velocity and code quality What you'll need to thrive (Requirements) * 8+ years delivering complex backend systems at scale * Mastery of Java, Kotlin, or another object-oriented language * Deep proficiency in API lifecycle management, including versioning, documentation, and deprecation * Strong understanding of query languages, data modeling, and data distribution * Demonstrated technical leadership, with the ability to drive cross-team alignment and influence across engineering, product, and business stakeholders * Bachelor's degree in Computer Science or a related field, or equivalent practical experience What will help you stand out (Nonessential Skills/Nice to Haves) * Hands-on experience building with LLMs in production environments * Familiarity with Workato or a similar iPaaS platform * Prior work with Salesforce or other CRM platforms * Comfort working with React and GraphQL 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. 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. You can learn more about how we align pay with local labor markets in our Geographic Pay Zone Philosophy. Zone A $193,000—$309,000 USD Zone B $168,000—$269,000 USD Zone C $151,000—$242,000 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.