Staff Software Engineer

Toast

ABOUT THE JOB Toast is building the restaurant platform that helps restaurants adapt, take control, and focus on what they do best: growing businesses they love. Our platform streamlines operations, increases revenue, and delivers outstanding guest experiences by combining point of sale, team management, guest-facing technology, and award-winning customer support. As a Toaster, you’ll work on meaningful projects that shape the company’s future. Join us as we empower the restaurant community to thrive. ROLE OVERVIEW Toast is seeking a Staff Software Engineer for the Membership team in India. In this role, you will be a senior IC technical leader for the Membership domain, responsible for shaping architecture and engineering direction for systems that power subscriptions, memberships, entitlements, and usage tracking across Toast’s ecosystem. This is a hands-on role with significant cross-team influence. You will partner closely with Product, UX, and engineering teams to design scalable platform systems that balance long-term architectural health with fast-moving product needs. You will operate across multiple teams, define technical standards, and drive alignment on architecture, APIs, and system boundaries. KEY RESPONSIBILITIES 1. ARCHITECTURE & SYSTEM OWNERSHIP * Define and evolve the long-term architecture of the Membership platform. * Design distributed systems for subscriptions, entitlements, and usage tracking. * Own service boundaries, APIs, and data models across PostgreSQL and DynamoDB. * Design event-driven systems using Kafka, Pulsar, or similar technologies. * Ensure correctness in distributed systems (idempotency, retries, consistency, failure). * Identify architectural gaps, scalability risks, and performance bottlenecks; drive resolution. 2. HANDS-ON ENGINEERING & DELIVERY * Stay hands-on in designing and code reviewing backend services in Java/Kotlin. * Build and evolve microservices deployed on AWS. * Translate product requirements into scalable technical designs in collaboration with Product and UX. * Improve system performance, reliability, and production readiness. * Apply modern engineering practices including CI/CD, version control, and agile development. 3. TECHNICAL LEADERSHIP & CROSS-TEAM INFLUENCE * Lead architecture reviews, RFCs, and design discussions. * Mentor engineers and raise the bar for system design and engineering quality. * Drive alignment on APIs, ownership boundaries, and technical standards. * Communicate technical trade-offs clearly across engineering and product stakeholders. 4. OPERATIONAL EXCELLENCE & RELIABILITY * Own reliability and health of production systems. * Lead incident analysis and drive systemic improvements. * Define and evolve observability standards (metrics, logs, tracing). * Continuously reduce operational burden through better system design. WHAT YOU’LL NEED * Bachelor’s degree in Computer Science, Engineering, or a related technical field (or equivalent practical experience) * 10+ years of experience building backend systems and APIs. * Strong expertise in Java and/or Kotlin. * Proven experience designing large-scale distributed systems and microservices. * Deep understanding of system design trade-offs (scalability, consistency, latency, reliability). * Experience with event-driven systems (Kafka, Pulsar, or similar). * Strong experience with PostgreSQL and/or DynamoDB. * Experience building cloud-native systems on AWS. * Strong production systems experience, including monitoring, debugging, and incident response. * Experience influencing technical direction across multiple teams. * Strong communication skills across technical and non-technical stakeholders. * Comfortable working in ambiguous, fast-evolving environments. NICE TO HAVE * Experience in fintech, ecommerce, or subscription/membership platforms. * Experience with observability, resiliency, and large-scale distributed systems. * Experience with CI/CD pipelines and modern engineering practices. * Experience building systems from scratch or in early-stage environments. * Experience working across product-facing APIs and backend systems. OUR TECH STACK  Backend: Java, Kotlin, Dropwizard Architecture: Microservices, Event-driven systems Cloud: AWS (Lambda, S3, RDS, EC2) Data: PostgreSQL, DynamoDB, Spark Messaging: Kafka, Pulsar, RabbitMQ Frontend (adjacent): React, ES6 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.

Zscaler

About Zscaler Zscaler accelerates digital transformation to ensure our customers can be more agile, efficient, resilient, and secure. As an AI-forward enterprise, we are constantly pushing the envelope, leveraging the world’s largest security data lake to power our cloud-native Zero Trust Exchange platform. This innovation protects our customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Here, impact in your role matters more than title and trust is built on results. We say, impact over activity. We seek innovators who actively use AI to amplify their impact and who thrive in an environment where we leverage intelligent systems to stay ahead of evolving threats. We believe in transparency and value constructive, honest debate—we’re focused on getting to the best ideas, faster. We build high-performing teams that can make an impact quickly and with high quality. To do this, we are building a culture of execution centered on customer obsession, collaboration, ownership, and accountability. We value high-impact, high-accountability with a sense of urgency where you’re enabled to do your best work and embrace your potential. If you’re driven by purpose, thrive on solving complex challenges, and want to be part of the team that’s helping to secure the AI age, we invite you to bring your talents to Zscaler and help shape the future of cybersecurity.    Role We are looking for a Senior Staff Software Development Engineer to join our team. This is a Hybrid role based in Bangalore, reporting to the Senior Manager, ZIA Core Engineering in the ZIA Cloud department. You will make ZIA software run in public cloud infrastructure by bringing strong public cloud knowledge, technical expertise in network security, hands-on development experience, and proven leadership capabilities. You will bring your vision and passion to our team of experts who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy through the world's largest cloud security platform. What you’ll do (Role Expectations) * Participate in the design, development, and optimization of firewall/SWG platforms in Cloud Infrastructure * Execute the technical roadmap for firewalls/SWG in Cloud Infrastructure, ensuring alignment with business goals * Work closely with engineering teams to enhance platform support for virtualized environments * Drive professional development and growth initiatives for team members Who You Are (Success Profile) * You thrive in ambiguity and feel comfortable building the path as you walk it, seeing dynamic environments not as a hindrance but as raw material to build something meaningful. * You act like an owner, letting your passion fuel a bias for action while navigating seamlessly between high-level strategy and hands-on execution. * You are a tenacious problem-solver who seeks out challenges, knowing that finding solutions to the hardest problems delivers the biggest impact. * You are a high-trust collaborator who is ambitious for the team, embracing our challenge culture by giving and receiving ongoing feedback with clarity, candor, and respect. * You are a learner with a true growth mindset, actively seeking feedback to continuously develop yourself, become a stronger teammate, and work with purpose. What We’re Looking for (Minimum Qualifications) * Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions to optimize outcomes within your functional domain * 8+ years of experience in designing and implementing networking security software and public cloud infrastructure * Direct experience working on C programming and firewall or SWG technology * Strong understanding of TLS, OpenSSL, PQC, Hybrid KEM, QUIC, and Crypto accelerators * Experience in designing how NGFW/SWG solutions integrate with or extend native public cloud services, including Firewall/IPS, FreeBSD, and OpenSSL * Technical knowledge in BSD/Linux operating systems and their application in platform development What Will Make You Stand Out (Preferred Qualifications) * Mastery of network security fundamentals including TCP/IP, DNS, HTTP(S), TLS 1.2/1.3, VPN technologies, NAT, and load balancing * Proven experience with virtualization technologies #LI-RG #LI-Hybrid At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure. Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including: * Various health plans * Time off plans for vacation and sick time * Parental leave options * Retirement options * Education reimbursement * In-office perks, and more! Learn more about Zscaler's hybrid working model and benefits here. By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

Zscaler

About Zscaler Zscaler accelerates digital transformation to ensure our customers can be more agile, efficient, resilient, and secure. As an AI-forward enterprise, we are constantly pushing the envelope, leveraging the world’s largest security data lake to power our cloud-native Zero Trust Exchange platform. This innovation protects our customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Here, impact in your role matters more than title and trust is built on results. We say, impact over activity. We seek innovators who actively use AI to amplify their impact and who thrive in an environment where we leverage intelligent systems to stay ahead of evolving threats. We believe in transparency and value constructive, honest debate—we’re focused on getting to the best ideas, faster. We build high-performing teams that can make an impact quickly and with high quality. To do this, we are building a culture of execution centered on customer obsession, collaboration, ownership, and accountability. We value high-impact, high-accountability with a sense of urgency where you’re enabled to do your best work and embrace your potential. If you’re driven by purpose, thrive on solving complex challenges, and want to be part of the team that’s helping to secure the AI age, we invite you to bring your talents to Zscaler and help shape the future of cybersecurity. Role We are looking for a AI Engineer to join our team. The position is based out at Bangalore or Mohali role, reporting to the Snr Manager, Product Business Operations in the AI Native - Product Operations Platform department. We are seeking a hands-on engineer to help scale the agentic layer of our platform by designing production-grade AI systems and expanding foundational capabilities. This role is built for a strong builder who understands modern AI systems in practice and thrives in a high-velocity, rapid-iteration environment. What you’ll do (Role Expectations) * Build and scale the agentic layer of the AI Native - Product Operations Platform by designing production-grade AI systems and supporting platform capabilities * Develop hands-on across FastAPI, NextJS, and Postgres while applying practical knowledge of RAG architectures, embeddings, and vector retrieval * Implement standards, patterns, and guardrails to ensure AI development on the platform remains scalable, reliable, and cohesive * Partner closely with Product and other stakeholders to translate business needs into scalable technical solutions optimized for cost and throughput * Contribute to a high-velocity delivery environment characterized by frequent releases, rapid iteration, and end-to-end execution Who You Are (Success Profile) * You are a pragmatic builder with a passion for rolling up your sleeves to create, iterate, and ship production-grade software. * You thrive in ambiguity and fast-paced environments, maintaining focus and execution velocity amidst rapid change. * You act like an owner, bringing deep accountability, a strong bias for action, and end-to-end execution to every project. * You are a high-trust collaborator who excels at partnering with cross-functional teams to translate business needs into technical solutions. * You champion simplicity, with a proven ability to distill complex technical problems and AI architectures into clean, actionable plans. What We’re Looking for (Minimum Qualifications) * 8 +yrs of industry experience with demonstrated curiosity and active exploration of AI tools, with a proven history of integrating new technologies to enhance daily workflows and augment problem-solving * Bachelor’s degree in Computer Science or a related technical field, or equivalent practical experience * Strong hands-on software engineering experience with FastAPI, NextJS, and Postgres, including building application stacks end-to-end * Proven experience building and deploying agentic AI systems, RAG architectures, embeddings, and vector retrieval systems in production environments * Familiarity with prompt engineering, orchestration patterns, agent workflows, and the implementation of evaluation frameworks or guardrails * Comfortable operating in a high-velocity delivery environment with a track record of supporting weekly feature releases What Will Make You Stand Out (Preferred Qualifications) * Experience working in a startup or fast-scaling product environment with a broad technical range across backend, frontend, and platform engineering * Proven ability to design AI systems optimized for low cost, high throughput, extensibility, and long-term scalability * Experience selecting and implementing AI development tools, observability frameworks, and LLM application patterns #LI-Hybrid  #LI-RG At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure. Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including: * Various health plans * Time off plans for vacation and sick time * Parental leave options * Retirement options * Education reimbursement * In-office perks, and more! Learn more about Zscaler's hybrid working model and benefits here. By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.