Senior Staff Software Engineer - C and Networking Protocols( Open SSL)

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.

Gitlab

GitLab is the intelligent orchestration platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. More than 50 million registered users and more than 50% of the Fortune 100* trust GitLab to ship better, more secure software faster. The same principles built into our products are reflected in how our team works: we embrace AI as a core productivity multiplier, with all team members expected to incorporate AI into their daily workflows to drive efficiency, innovation, and impact. GitLab is where careers accelerate, innovation flourishes, and every voice is valued. Our high-performance culture is driven by our values and continuous knowledge exchange, enabling our team members to reach their full potential while collaborating with industry leaders to solve complex problems. Co-create the future with us as we build technology that transforms how the world develops software. *Fortune 500® is a registered trademark of Fortune Media IP Limited, used under license. Claim based on GitLab data. Fortune 100 refers to the top 20% ranked companies in the 2025 Fortune 500 list, published in June 2025. Fortune and Fortune Media IP Limited are not affiliated with, and do not endorse products or services of GitLab. AN OVERVIEW OF THIS ROLE As an Engineering Manager, you’ll guide GitLab’s dedicated Software Supply Chain Security (SSCS) Add-On engineering team as it develops core capabilities including Dependency Firewall, Build Provenance, Malicious Packages detection, and Artifact Signing. This is a founding management role where you’ll help shape how the team works, partner closely with the Staff Backend Engineer, Product Manager, and SSCS stage management, and turn a defined roadmap into steady, high-quality delivery for enterprise customers with strict security and compliance needs. You’ll focus on developing the team, creating a healthy operating rhythm, and establishing predictable execution for the SSCS SKU. You’ll join a product area where customers in regulated industries are already validating the need, and your work will help GitLab deliver software supply chain security features that customers can rely on. While technical credibility matters, your main focus will be growing a strong backend engineering team, enabling team members in their development, and creating the conditions for long-term delivery and quality. WHAT YOU’LL DO * Guide a backend engineering team building the SSCS Add-On across dependency enforcement, build provenance, malicious package detection, and artifact signing. * Be responsible for Drive engineering delivery for general availability milestones by aligning sequencing, scope, and dependencies with the Staff Backend Engineer and Product Manager. * Develop the team by partnering with Talent Acquisition on sourcing, interview design, candidate evaluation, and hiring decisions. * Run regular 1:1s, performance reviews, and career development conversations that enable growth and clear expectations. * Advance engineering quality by monitoring cycle time, defect rates, and test coverage, and by addressing risks early. * Coordinate quarterly planning and roadmap tradeoff discussions with SSCS stage leadership and Product. * Work with Finance and other partners on headcount pacing and team planning as the Add-On scales. * Represent the SSCS Add-On team within stage leadership discussions and help ensure strong communication across functions. WHAT YOU’LL BRING * Over 3 years of experience guiding backend product engineering teams in security, DevOps, or platform engineering environments. * Ability to hire and grow backend or security engineers in distributed team environments, with practical understanding of the talent landscape for these roles. * Technical credibility to contribute to architecture discussions involving package registries, CI/CD pipeline security, and signing infrastructure. * Experience managing predictable delivery across multi-quarter product roadmaps and managing cross-team dependencies. * Comfort working in an asynchronous, documentation-driven organization with clear written communication. * Familiarity with supply chain security, artifact management, or compliance-focused product areas, or transferable experience from related domains. * Working knowledge of concepts related to frameworks and ecosystems such as SLSA and Sigstore. * Ability to build credibility with engineers, product partners, and customer-facing stakeholders through clear judgment, coaching, and teamwork. ABOUT THE TEAM The SSCS Add-On team is a product engineering team within GitLab’s Software Supply Chain Security stage. We work on key capabilities in the SSCS Add-On SKU and collaborate closely with product and engineering partners to deliver security features for customers operating in regulated environments. You’ll report to the SSCS Senior Engineering Manager and partner directly with the Staff Backend Engineer and Product Manager. As a distributed team working asynchronously across regions, we are focused on strong delivery practices, team health, and scaling the product area with clarity and accountability. For more on how related teams work, see Team Handbook Page. HOW GITLAB SUPPORTS FULL-TIME EMPLOYEES * Benefits to support your health, finances, and well-being * Flexible Paid Time Off  * Team Member Resource Groups * Equity Compensation & Employee Stock Purchase Plan * Growth and Development Fund * Parental Leave  Please note that we welcome interest from candidates with varying levels of experience; many successful candidates do not meet every single requirement. Additionally, studies have shown that people from underrepresented groups are less likely to apply to a job unless they meet every single qualification. If you're excited about this role, please apply and allow our recruiters to assess your application. ---------------------------------------------------------------------------------------------------------------------------------- Country Hiring Guidelines: GitLab hires new team members in countries around the world. All of our roles are remote, however some roles may carry specific location-based eligibility requirements. Our Talent Acquisition team can help answer any questions about location after starting the recruiting process.   Privacy Policy: Please review our Recruitment Privacy Policy. Your privacy is important to us. GitLab is proud to be an equal opportunity workplace and is an affirmative action employer. GitLab’s policies and practices relating to recruitment, employment, career development and advancement, promotion, and retirement are based solely on merit, regardless of race, color, religion, ancestry, sex (including pregnancy, lactation, sexual orientation, gender identity, or gender expression), national origin, age, citizenship, marital status, mental or physical disability, genetic information (including family medical history), discharge status from the military, protected veteran status (which includes disabled veterans, recently separated veterans, active duty wartime or campaign badge veterans, and Armed Forces service medal veterans), or any other basis protected by law. GitLab will not tolerate discrimination or harassment based on any of these characteristics. See also GitLab’s EEO Policy and EEO is the Law. If you have a disability or special need that requires accommodation, please let us know during the recruiting process.

Gitlab

GitLab is the intelligent orchestration platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. More than 50 million registered users and more than 50% of the Fortune 100* trust GitLab to ship better, more secure software faster. The same principles built into our products are reflected in how our team works: we embrace AI as a core productivity multiplier, with all team members expected to incorporate AI into their daily workflows to drive efficiency, innovation, and impact. GitLab is where careers accelerate, innovation flourishes, and every voice is valued. Our high-performance culture is driven by our values and continuous knowledge exchange, enabling our team members to reach their full potential while collaborating with industry leaders to solve complex problems. Co-create the future with us as we build technology that transforms how the world develops software. *Fortune 500® is a registered trademark of Fortune Media IP Limited, used under license. Claim based on GitLab data. Fortune 100 refers to the top 20% ranked companies in the 2025 Fortune 500 list, published in June 2025. Fortune and Fortune Media IP Limited are not affiliated with, and do not endorse products or services of GitLab. AN OVERVIEW OF THIS ROLE As a Senior Backend Engineer at GitLab, you will help build the core capabilities of our dedicated software supply chain security Add-On. This commercial offering helps organizations control what software enters their builds, verify the integrity of what they ship, and identify malicious packages before they reach production. You will work across a set of connected backend systems that support package policy enforcement, artifact signing and verification, provenance attestation, and malicious package intelligence. This is a founding role on a small team with a high level of responsibility. The engineering choices you make in API design, testing, performance, and security will help shape how this product grows. You will work closely with a Staff Backend Engineer on architecture and partner with other engineers to deliver secure, reliable features for enterprise customers with complex supply chain security needs. This role is well suited for someone who wants to combine solid Ruby on Rails backend skills with deep technical problems in security, platform design, and product development in GitLab's all-remote, asynchronous environment. Some examples of our projects: * Building backend services for package policy enforcement and dependency control * Implementing artifact signing, verification, and provenance workflows using the Sigstore ecosystem WHAT YOU’LL DO * Design and implement backend features across the Add-On's software supply chain security surface, including policy enforcement, artifact signing and verification, provenance attestation APIs, and malicious package detection integrations, delivering secure capabilities that meet enterprise customer requirements. * Build and improve the package policy evaluation engine, including rule compilation, request matching, enforcement decisions, and performance-sensitive execution paths tied to GitLab's Dependency Firewall infrastructure, improving accuracy, reliability, and execution performance. * Develop artifact signing and verification workflows, including Sigstore and Cosign integrations, signing key lifecycle management, keyless signing with OpenID Connect (OIDC), and policy-based promotion gates, enabling trusted and auditable software delivery. * Create and evolve the configuration interfaces that enterprise security teams use, including backend APIs and the GraphQL surface for expressing supply chain security requirements, improving usability and adoption for customer administrators. * Integrate Add-On capabilities with GitLab's existing security policy framework, including policy inheritance and policy-as-code support through YAML, expanding coverage across customer security workflows. * Collaborate with adjacent teams as malicious package intelligence is incorporated into the Add-On offering, helping deliver cohesive workflows and faster response to package risk. * Write and maintain comprehensive RSpec and integration test coverage, and help improve test reliability across the team, increasing confidence in releases and reducing regressions. * Review merge requests with a security-first mindset and implement solutions with substantial decision-making scope in partnership with the Staff Backend Engineer, maintaining code quality and secure engineering standards. WHAT YOU’LL BRING * Proven backend engineering experience, including production Ruby on Rails expertise, as this is the team's primary language. * Working knowledge of Go or a clear willingness and ability to ramp up quickly in it. * Solid API design skills, including experience with REST, GraphQL, and defining clear internal service boundaries. * Solid PostgreSQL fundamentals, including schema design, query optimization, and indexing strategies. * Experience with Redis for caching and distributed coordination patterns. * A security-aware engineering mindset, with sound judgment around trust boundaries, input validation, and failure modes. * Familiarity with software supply chain security concepts such as Supply-chain Levels for Software Artifacts (SLSA), software bill of materials (SBOM), artifact signing, or related security scanning approaches. * Interest in complex policy, registry, or platform problems, including areas such as rules engines, package ecosystems, cryptographic signing, or DevSecOps product development. ABOUT THE TEAM The SSCS Add-On team is part of GitLab's Software Supply Chain Security stage and is focused on building a commercial offering that addresses real supply chain security challenges for enterprise customers. The team works on capabilities that combine multiple parts of the GitLab product into a more complete security solution for organizations with strong compliance and risk management needs. The work is both technically interesting and strategically important. The team is building in a space shaped by fast-moving threats, evolving customer requirements, and close coordination with nearby teams across the broader security area. That combination creates an environment where engineers can contribute to product direction while solving practical backend challenges in a visible part of GitLab's platform. For more on how related teams work, see Team Handbook Page. HOW GITLAB SUPPORTS FULL-TIME EMPLOYEES * Benefits to support your health, finances, and well-being * Flexible Paid Time Off  * Team Member Resource Groups * Equity Compensation & Employee Stock Purchase Plan * Growth and Development Fund * Parental Leave  Please note that we welcome interest from candidates with varying levels of experience; many successful candidates do not meet every single requirement. Additionally, studies have shown that people from underrepresented groups are less likely to apply to a job unless they meet every single qualification. If you're excited about this role, please apply and allow our recruiters to assess your application. ---------------------------------------------------------------------------------------------------------------------------------- Country Hiring Guidelines: GitLab hires new team members in countries around the world. All of our roles are remote, however some roles may carry specific location-based eligibility requirements. Our Talent Acquisition team can help answer any questions about location after starting the recruiting process.   Privacy Policy: Please review our Recruitment Privacy Policy. Your privacy is important to us. GitLab is proud to be an equal opportunity workplace and is an affirmative action employer. GitLab’s policies and practices relating to recruitment, employment, career development and advancement, promotion, and retirement are based solely on merit, regardless of race, color, religion, ancestry, sex (including pregnancy, lactation, sexual orientation, gender identity, or gender expression), national origin, age, citizenship, marital status, mental or physical disability, genetic information (including family medical history), discharge status from the military, protected veteran status (which includes disabled veterans, recently separated veterans, active duty wartime or campaign badge veterans, and Armed Forces service medal veterans), or any other basis protected by law. GitLab will not tolerate discrimination or harassment based on any of these characteristics. See also GitLab’s EEO Policy and EEO is the Law. If you have a disability or special need that requires accommodation, please let us know during the recruiting process.