Software Engineer II - Amplify C.S

At Klaviyo, we celebrate the diverse backgrounds, experiences, and perspectives that each Klaviyo (as we refer to ourselves) contributes to our vibrant workplace. We believe in providing equitable opportunities for success and value the unique insights each individual brings beyond conventional job qualifications. If you find yourself closely aligned with th…

At Klaviyo, we celebrate the diverse backgrounds, experiences, and perspectives that each member, affectionately known as a Klaviyo, brings to our vibrant workplace. We believe in providing every individual with a fair opportunity for success and value the unique experiences beyond traditional job qualifications. If you feel you closely align with this description but don't meet every requirement, we encourage you to apply. Curious about life at Klaviyo? Visit klaviyo.com/careers to explore how we empower creators to shape their own destinies.Team Overview:The Amplify Engineering team is dedicated to building cutting-edge internal tools, platforms, and AI-driven automation that enhance the efficiency and scalability of Klaviyo as we expand. We collaborate across various departments, including Sales, Marketing, Engineering & Product, Customer Service & Success, and Finance, to address real operational challenges with innovative software solutions.Our projects encompass internal applications, third-party integrations, interactive dashboards, CMS integrations, and robust AI systems that automate repetitive tasks, deliver timely information, and assist teams in making informed decisions. We thrive on tight feedback loops with our internal customers, enabling us to ship rapidly, learn continuously, and witness the tangible impact of our efforts on speeding up deals, resolving tickets promptly, and facilitating smoother launches.This position is tailored for lead engineers who are passionate about transforming real-world challenges into reliable, scalable solutions. The work you will do is highly visible and directly influences how thousands of Klaviyos accomplish their daily tasks.How You’ll Make an Impact:As part of the Amplify team, you will be instrumental in creating the internal platforms, automation, and AI systems that drive the daily operations of Klaviyos. As a Lead Software Engineer on Amplify, your responsibilities will include:Providing technical leadership and guidance for a suite of Amplify systems, including internal web applications, APIs, data pipelines, and AI workflows utilized by Sales, Marketing, Customer Service & Success, R&D, and Finance teams. You will play a crucial role in ensuring these systems are reliable, scalable, secure, and easy to evolve.Formulating...

Join Pinterest as a Software Engineer II, where you'll be part of a dynamic team dedicated to shaping the future of visual discovery. In this role, you will design, develop, and maintain high-quality software solutions that enhance user experiences. Collaborate with cross-functional teams to deliver innovative features that align with our mission of bringing everyone the inspiration to create a life they love.

About Us: Nitro Software, Inc. is a leading global SaaS provider specializing in seamless digital document workflows. Our comprehensive suite of solutions includes PDF management, eSigning, identity verification, and analytics, all backed by a top-tier customer success and change management team. With a user base exceeding 3 million and a clientele of over 13,000 businesses in 157 countries, we proudly serve 67% of the Fortune 500. Our Work Environment: At Nitro, we strive to foster an empowering environment that allows talented individuals to thrive. Our collaborative approach is guided by five core principles: One Team, One Mission: We are united in our commitment to Nitro's mission, creating an environment where everyone feels valued as part of something greater. Own It: We take responsibility for our actions and decisions, encouraging each other to lead with creativity and a solutions-oriented mindset. Accountable to Our Customers: Our dedication to customers is paramount; we follow through on our commitments. Excellence in Execution: Driven by passion and precision, we deliver innovative and high-quality results. Be Bold, Fail Fast, Learn Faster: We embrace learning through growth, daring to experiment and question while continuously iterating toward improvement. These guiding values shape our work culture, inspiring everyone to contribute their best efforts. Why Choose Nitro Engineering: Engineering plays a vital role at Nitro, as we develop the products and services that form the backbone of our business today while working toward our vision of smarter documents for the future. Our Engineering team is diverse and exceptionally talented, committed to building the right products in the right way.

At Klaviyo, we celebrate the diverse backgrounds, experiences, and perspectives that each Klaviyo (as we call ourselves) brings to our dynamic workplace. We believe in providing every individual with a fair opportunity for success, valuing the unique contributions beyond conventional job qualifications. If you find that you align closely with the requirements but not perfectly, we encourage you to apply. Curious about what it's like to work at Klaviyo? Visit klaviyo.com/careers to discover how we empower creators to shape their own futures.Team Overview:The Amplify Engineering team is dedicated to developing innovative internal tools, platforms, and AI-driven automation that enhance operational efficiency at Klaviyo as we expand. We collaborate closely with various departments—including Sales, Marketing, Engineering & Product, Customer Service & Success, and Finance—to address real operational challenges through thoughtfully designed software solutions.Our projects encompass internal applications, third-party integrations, interactive dashboards, CMS integrations, and sophisticated AI systems that automate mundane tasks, deliver timely information, and empower teams to make informed decisions. We thrive on rapid feedback loops with our internal stakeholders, enabling us to deliver quickly, learn effectively, and witness the immediate impact of our contributions on speeding up deals, resolving tickets promptly, and streamlining launches.This position is tailored for senior engineers who are passionate about transforming real-world challenges into dependable, scalable solutions. The work is highly visible and significantly influences how our Klaviyos accomplish their tasks daily.Your Impact:As a Senior Software Engineer on the Amplify team, you will play a crucial role in designing, developing, and maintaining complex internal products and platforms, including internal web applications, APIs, data and event pipelines, and AI-enhanced workflows utilized by our Sales, Marketing, Customer Service & Success, R&D, and Finance teams.Lead the complete lifecycle of projects and features—from initial discovery and technical design through implementation and post-launch support.

Join Virtu Financial, a Leader in Financial TechnologyAt Virtu, we are at the forefront of financial technology, utilizing state-of-the-art tools to provide liquidity to global markets. Our innovative trading solutions and industry-standard analytics tools empower our clients to navigate complex financial landscapes. As a prominent market maker, we deliver deep liquidity that fosters efficient markets across the globe. With expertise in market structure, diverse offerings, and advanced execution technology, we present competitive bids and offers in over 19,000 securities at more than 235 venues across 36 countries.We cultivate a dynamic, meritocratic workplace characterized by a flat hierarchy. A background in finance is not a prerequisite, making this an ideal opportunity for individuals eager to embark on a career in the financial technology sector.About the RoleAs part of our Core Development team, you will engineer robust trading tools that support our high-performance trading system utilized in financial markets worldwide. Your focus will be on designing and enhancing our low latency trading platform, internal messaging infrastructure, and connectivity to various external trading venues.

Join Arista Networks as a Senior C++ Software Engineer, where you will play a pivotal role in developing innovative software solutions. Work closely with a talented team to design, implement, and optimize high-performance systems that drive our cutting-edge networking solutions.

At Klaviyo, we celebrate the diverse backgrounds, experiences, and perspectives that each team member—affectionately known as Klaviyos—brings to our dynamic workplace. We believe in equitable opportunities for success and value the unique insights that every individual contributes beyond standard job qualifications. If you find that your experience closely aligns with our needs, we encourage you to apply even if you don't meet every requirement. To discover more about life at Klaviyo, please visit klaviyo.com/careers to see how we empower creators to own their destinies.Team OverviewThe Infrastructure Security team ensures that engineers can effortlessly make secure choices while developing top-tier software at remarkable speeds. Security is integrated by default—creating a seamless experience that enhances both the engineers' workflow and Klaviyo's overall security posture.Our initiatives sit at the crossroads of security, infrastructure, and software engineering, as we design and build cloud-native platforms and services that are reliable, secure, and high-performing on a global scale—forming the essential backbone for all Klaviyo engineers.This position is ideal for engineers who are passionate about constructing modern distributed systems, prioritize security and reliability, and wish to make a significant impact within a large engineering organization.Your ImpactAs a Software Engineer on the Infrastructure Security team, you will design and maintain the systems that empower Klaviyo engineers to deliver secure software confidently. Your responsibilities will include:Architecting, developing, and maintaining cloud-native security services utilized throughout Klaviyo.Taking ownership of key components and services from initial implementation to production deployment.Enhancing the availability, scalability, latency, and efficiency of infrastructure security systems.Collaborating with senior engineers on system design and architecture, contributing innovative ideas and technical solutions.Identifying and addressing performance, reliability, and security concerns in distributed systems.Utilizing cutting-edge technologies such as Python, Golang, AWS, Kubernetes, Terraform, and modern data storage solutions.Actively engaging in design reviews, code reviews, and collaborative brainstorming sessions.

CarGurus has built a reputation as a trusted automotive marketplace, helping people navigate car buying and selling with confidence. The company’s platform supports millions of monthly visitors and thousands of dealerships, offering tools for selling, financing, purchasing, and delivery. With a foundation in transparency and a culture that values kindness, collaboration, and innovation, CarGurus encourages employees to grow their careers and contribute to ongoing evolution in the automotive space. The International team in Dublin is looking for a Software Development Engineer II. This role centers on product initiatives for the Canadian and UK markets and provides an opportunity to influence the culture of a growing office. Role overview This position covers the full software development lifecycle, spanning both frontend and backend work. Software Development Engineers at CarGurus work closely with Engineering and Product teams to develop solutions and address complex challenges for dealer-facing products. What you will do Build new full-stack features for dealer products from the ground up Integrate and enhance existing services using React, TypeScript, and Java Implement integrations with third-party APIs and partners Engineers in this role take ownership of projects from start to finish, collaborating with teammates and product partners to deliver results for international markets. Automotive industry experience is not required; the team values strong engineering skills and a drive to create new solutions.

Join our innovative team as an AI Software Engineer II at Dun & Bradstreet in Dublin, Ireland. In this role, you will be responsible for developing advanced AI solutions that drive business insights and enhance decision-making processes. You will collaborate with cross-functional teams to design, implement, and optimize machine learning models and algorithms. Your expertise will contribute to the creation of scalable AI applications that meet the needs of our clients.

Since its inception, Fivetran has been dedicated to simplifying and enhancing data access, ensuring it is as effortless and dependable as electricity. With Fivetran, customer data is seamlessly integrated into their warehouses, standardized and ready for querying, all without requiring extensive engineering or maintenance. We take pride in empowering a growing number of organizations to harness our technology daily, enabling them to become genuinely data-driven.About the RoleFivetran is at the forefront of developing data pipelines that drive the modern data infrastructure for thousands of enterprises.We are on the lookout for a Senior Software Engineer to become an integral part of our core team, engaging in a balanced combination of design and implementation tasks that will advance the technical foundation behind Fivetran's product suite.This team is responsible for evolving a high-performance extract-load-transform data integration system that empowers our engineering teams to efficiently implement hundreds of data connectors with minimal maintenance. This role will challenge you to think critically about relational semantics, powerful abstractions, data representation, and software performance. You don't need to be a subject matter expert upon joining us (you will become one), but you should have a solid background working within a high-impact software team—especially in scenarios where the best solution may not be immediately clear, where your decisions have significant consequences, and where careful consideration is key. A successful candidate will be humble enough to gather diverse perspectives and foster consensus, confident enough to make decisive choices when needed, and practical enough to build and iterate on the system while it's operational. We also seek proficiency and productivity in both modern and legacy software development environments.This is a full-time position based in our Dublin office. Our hybrid work model promotes a blend of remote flexibility and in-person collaboration, including two days in the office each week to connect and innovate as a team.

Join Toast, Inc. as a Software Engineer II specializing in Full Stack development, where you will play a pivotal role in designing, developing, and maintaining innovative software solutions. Collaborate with cross-functional teams to deliver high-quality applications that enhance user experience and drive business objectives.

Why Join PlayStation?At PlayStation, we don’t just create the best gaming experiences; we also strive to be the best workplace. Recognized globally for our innovative contributions to entertainment, we produce the PlayStation family of products and services, including PlayStation®5, PlayStation®4, PlayStation®VR, PlayStation®Plus, and a diverse array of acclaimed titles from PlayStation Studios.We are committed to fostering an inclusive environment that celebrates diversity and empowers our employees. If you have a passion for technology, innovation, and gaming, we invite you to explore our available positions and become a part of our dynamic global team.The PlayStation brand operates under Sony Interactive Entertainment, a fully-owned subsidiary of Sony Group Corporation.Job OverviewAre you a motivated software engineer with a keen interest in kernel security? PlayStation is on the lookout for a talented developer to enhance our kernel security capabilities as part of our exceptional team in Dublin, Ireland. This is a golden opportunity to engage with cutting-edge technology while playing a crucial role in fortifying our systems' security. If you have a drive for perfection in your solutions and a proven expertise in the field, we want to connect with you!Primary ResponsibilitiesIn the role of Software Engineer - Kernel Security, you will be tasked with:Developing, enhancing, and maintaining kernel security features for PlayStation systems.Collaborating with cross-functional teams to successfully implement security enhancements.Diagnosing and resolving complex security challenges within the kernel.Monitoring and analyzing security threats to determine optimal response strategies.Contributing to open-source projects related to kernel security.Ensuring code quality through diligent testing and comprehensive code reviews.

At Klaviyo, we celebrate the diverse backgrounds, experiences, and perspectives that each member of our team brings to the table. We believe in providing equitable opportunities for success and value the unique contributions beyond traditional job qualifications. If you feel you meet most, but not all, of the criteria, we encourage you to apply. To discover more about life at Klaviyo, visit klaviyo.com/careers to learn how we empower creators to take charge of their destinies.Team Overview:The Amplify Engineering team is dedicated to developing innovative internal tools, platforms, and AI-driven automation to enhance operational efficiency as Klaviyo scales. Collaborating with various departments including Sales, Marketing, Engineering & Product, Customer Support, and Finance, we tackle real-world operational challenges with thoughtfully designed software solutions.Our projects encompass a wide range of applications, including internal tools, third-party integrations, interactive dashboards, and sophisticated AI systems that automate repetitive tasks, provide timely information, and empower teams to make informed decisions. We thrive on rapid feedback cycles with our internal stakeholders, delivering swift results and witnessing the immediate impact of our contributions in accelerating deal processes and enhancing operational workflows.This position is suited for builders and leaders who relish transforming real-world challenges into dependable, scalable solutions. The work is highly visible and significantly influential, shaping the daily experiences of thousands of Klaviyos through rapid iterations, strong ownership, and clear outcomes.Your Impact:As a key player in the Amplify team, you will oversee the development of internal platforms, automation systems, and AI solutions that facilitate the daily operations of Klaviyos. As an Engineering Manager, you will:Lead one or multiple engineering teams, guiding the technical direction for internal tools and platforms aimed at enhancing efficiency, automation, and productivity.Manage a portfolio of internal systems that serve Sales, Marketing, Customer Support, R&D, and Finance, including AI capabilities...

About MannaAt Manna, we are revolutionizing the delivery industry by taking it to the skies.Our mission is clear yet ambitious: to make high-speed suburban deliveries affordable, sustainable, and safe. We design and manufacture our own aviation-grade drones that deliver food, coffee, groceries, and more — directly from local stores and vendors to customers' doorsteps in mere minutes.We are a team that Drives with Impact, prioritizes Safety, and believes that the best ideas emerge from Team Players who showcase their Authentic Selves. We move quickly, are passionate about our mission, and continually strive to improve in everything we undertake.If you’re eager to create groundbreaking technology with tangible real-world impact (and enjoy a bit of fun along the way), you will thrive here.Welcome to Manna — where we are delivering the future.Team MissionThe Aircraft team is responsible for the software and firmware that operate on Manna's aircraft and supporting hardware, including flight computers, sensors, chargers, batteries, and other essential systems. This software directly impacts flight safety, aircraft reliability, and fleet scalability. We work closely with hardware, real-world operations, and actual aircraft. Our engineering choices have immediate real-world consequences.The RoleAs a Software Engineer on the Aircraft team, you will contribute to the development of core subsystems within the onboard aircraft platform. Your tasks will include designing, building, and maintaining embedded and onboard software, mentoring fellow engineers, and enhancing reliability and safety standards.This position is ideal for an experienced engineer who enjoys working closely with hardware, taking full ownership, and tackling complex systems challenges in a safety-critical environment.What You’ll DoDesign and develop embedded and onboard software components for aircraft and associated hardware.Deliver intricate features: design, implementation, testing, rollout, and monitoring.Primarily work in C++ / Embedded C/C++, with Python utilized for tooling, testing, and support systems.Collaborate closely with hardware, airspace, quality assurance, and manufacturing teams to ensure safe and reliable systems.Engage in aircraft bring-up, debugging, and resolving issues in the field.Design software with failure modes, fault tolerance, and observability in mind.Investigate and resolve complex aircraft and hardware-adjacent challenges.Contribute to architectural discussions and shape the technical direction of the Aircraft platform.

Join Toast Inc. as a Full Stack Software Engineer II in our Guest Engagement team. In this role, you will develop innovative software solutions to enhance our guest engagement platform, contributing to a seamless dining experience for customers worldwide.As a Full Stack Engineer, you will work on both the front-end and back-end components of our applications, collaborating with cross-functional teams to deliver high-quality software. Your expertise will help shape the future of how guests interact with our services.

Role Overview Tenable, Inc. is hiring a Senior Software Engineer for the Dublin office. This role focuses on building software that strengthens cybersecurity and helps defend against emerging threats. The team values practical solutions and welcomes new ideas that move the company forward. What You Will Do Design and develop software to address cybersecurity challenges Work closely with other engineers to deliver reliable, secure products Contribute technical expertise and creative problem-solving to team projects Work Environment This position is based in Tenable's Dublin office. The engineering team collaborates regularly and values clear communication. Contributions have a direct effect on the company's products and mission.

Join our innovative team as a Senior Software Engineer at MongoDB in Dublin. We are seeking a talented individual who excels in designing and implementing robust software solutions. You will collaborate with cross-functional teams to develop high-quality applications and contribute to all phases of the software development lifecycle. This role offers a unique opportunity to work on exciting projects and leverage cutting-edge technology in a dynamic environment.

Join Arista Networks as a Software Engineer in our Engineering Productivity team. In this role, you will be instrumental in enhancing the software development processes and tools that empower our engineering teams. Your innovative ideas and technical skills will contribute to the efficiency and effectiveness of our software development life cycle.

At Ripple, we are pioneering a future where value is transferred as effortlessly as information. Our innovative crypto solutions empower financial institutions, businesses, governments, and developers to enhance the global financial system, promoting economic fairness and opportunity for individuals worldwide. Join a dynamic team where you can elevate your career and expand your skill set alongside supportive colleagues.If you are eager to make a significant impact and unlock remarkable career advancement prospects, we invite you to join us in creating tangible value for the world.In 2025, Ripple acquired GTreasury, marking an important step into the expansive corporate finance sector valued in the trillions.With over 40 years of expertise, GTreasury supports some of the largest and most sophisticated companies globally. By integrating its treasury command center into Ripple’s technology stack, we enable businesses to manage and optimize liquidity in real-time, across both traditional and digital assets.Become a part of our mission to revolutionize corporate treasury and the infrastructure that powers the Internet of Value.We are looking for a forward-thinking Staff Software Engineer who is passionate about developing a world-class platform in collaboration with a talented team. Your role will focus on driving technical excellence in application development, from design through implementation and maintenance.Key Responsibilities:Collaborate with architects and product managers to design, estimate, and implement innovative application features across front-end, server-side, and database tiers.Utilize Azure services to develop powerful, scalable, and resilient cloud-based solutions.Enhance software applications and manage delivery pipelines, feature flags, ensuring smooth integration and deployment.Conduct thorough unit, integration, and non-functional (performance, security) testing to ensure production readiness of our software.Employ observability tools and logging to troubleshoot and resolve issues across development, testing, and production environments.Stay updated on technology trends, explore new technologies, engage with tech communities, mentor fellow engineers, and lead technical design and code evaluations.Continuously seek improvements in team operations, processes, methodologies, and technology choices, aiming for excellence in every practice.