Senior Full Stack Engineer (Web) at Vivid Seats | Chicago, IL

CGS Federal is on the lookout for a talented and innovative Mid-Level Full Stack Developer to become a vital part of our team in Chicago, IL. In this full-time role, you will engage in software application development to support an enterprise-wide data inventory initiative, collaborating with various teams to create integrated solutions. We pride ourselves o…

Join Epro Inc. as a skilled .NET Mid-Level Developer where you will play a crucial role in designing, developing, and maintaining our innovative software solutions. We are looking for a proactive individual who thrives in a collaborative environment and is eager to tackle complex challenges.

Role overview Veeva Systems Inc. seeks a Full Stack Web Developer based in Chicago, Illinois. This position centers on building web applications that enhance client experiences. The developer will work alongside designers and product managers to deliver solutions that are both user-friendly and reliable. What you will do Develop and maintain web applications using a mix of front-end and back-end technologies Collaborate with designers and product managers to define features and workflows Focus on creating applications that are scalable, efficient, and intuitive Adopt new tools and approaches to keep Veeva’s platforms up to date Requirements Experience in both front-end and back-end web development Ability to work well with cross-functional teams Interest in developing scalable and maintainable solutions Location This role is based in Chicago, Illinois.

Join Our Innovative Team! For nearly six decades, Coates Group has been at the forefront of forging meaningful connections between the world’s premier brands and their customers. While we take pride in our achievements, we are just getting started!As a global technology leader, we are dedicated to crafting dynamic, intelligent, and personalized customer experiences that are powered by our cutting-edge digital hardware, proprietary content management system, and leading signage solutions. If you have ever enjoyed a seamless ordering experience at McDonald's drive-thru or in-store, chances are you’ve interacted with our technology. With operations in over 50 markets worldwide and nine offices globally—our headquarters located in Sydney, Australia—we are on a mission to revolutionize customer engagement. Embodying the values of a family-owned business while embracing the innovative spirit of a start-up, our purpose is clear: Creating Connections. Empowering Partnerships. Always Evolving. Our commitment to hard work, creativity, and collaboration has positioned us as industry trailblazers, honored with awards and records, including being a two-time Australia Good Design Award winner and executing the largest hardware deployment in Quick Service Restaurant history.We seek the curious, the authentic, the diverse. Our team thrives on imagination, kindness, expertise, and collaboration. Together, we are transforming how the world’s leading brands utilize technology to enhance customer experiences.

Formic is hiring a Full Stack Software Engineer to help build software that supports advanced robotics. This position is based in Chicago or Woodridge, IL. Role overview This role involves designing, building, and maintaining both front-end and back-end systems for robotics applications. Collaboration with other engineers is central, as is a focus on delivering software that integrates smoothly and provides a strong user experience. What you will do Develop and maintain software for both client-facing and server-side components Work closely with teammates to improve robotic functionalities Ensure systems work together seamlessly and meet user needs Impact This position supports Formic’s mission to automate industries using intelligent robotics. Contributions will help shape how robotics technology is delivered and experienced.

About CorgiCorgi is revolutionizing the ETF issuance landscape with the agility of software development. ETFs have emerged as one of the most impactful financial products, yet their operational tools remain trapped in outdated processes like email chains and manual checklists.Our mission is straightforward: transform ETF operations and compliance into seamless software solutions. If you thrive on tackling complex systems challenges and enjoy delivering impactful results, then you will find a home here.Role OverviewAs a Full Stack Engineer, you will develop both internal tools and public-facing applications that streamline the launching and management of ETFs. You will engage with real-world workflows involving regulatory filings, compliance logs, fund accounting, and analytics.This position encompasses the full development lifecycle: designing workflows, creating backend services and data pipelines, delivering polished user interfaces, and managing production systems. Our backend emphasizes accuracy and auditability, while our public web presence focuses on a high-performance user experience.

Join Our VisionIn the rapidly growing landscape of online sports betting, we at DubClub recognize the challenges enthusiasts face when navigating fragmented content across multiple platforms. Our mission is to create a streamlined community where both sports cappers and fans can thrive, fostering trust and engagement.Our Mission:DubClub is dedicated to establishing the ultimate hub where cappers and fans can Win More Together.For Fans: We aim to provide a cohesive and enriching experience for sports fans seeking expert advice and rewards that enhance their interactions.For Cappers: We empower cappers to transform their passion into a sustainable business through an optimized platform that automates marketing and supports growth.For DubClub: We are building a vibrant ecosystem that encourages lasting engagement, transforming fleeting interest into community involvement.The OpportunityWe are seeking a Senior Software Engineer to become an integral part of our Chicago team. This senior individual contributor (IC) role invites you to take ownership of projects and deliver impactful solutions directly to our user base.You will work closely with our founders and go-to-market leaders to pinpoint opportunities for innovation, define project scopes, and implement features efficiently. Your goal is to enhance user experience through swift execution and a deep understanding of our industry.Key ResponsibilitiesCollaborate with customer-facing leaders to shape the product roadmap and deliver exceptional value.Lead the design and implementation of full-stack features for our mobile and web applications.Strategically balance speed, scope, and maintainability to achieve immediate results while ensuring long-term scalability.Provide mentorship and technical guidance to junior engineers, fostering a culture of excellence.

Join the Revolution in Sports Betting ContentAs online sports betting content surges in popularity, the user experience remains fragmented and chaotic. At DubClub, we aim to transform this landscape by building a cohesive platform that connects expert sports handicappers with passionate fans, creating a community where trust thrives and workflows are streamlined.Our VisionDubClub is the ultimate destination for cappers and fans to Win More Together.For Fans: Enjoy a seamless and rewarding experience as you follow expert cappers, gaining insights and advice that enhance your betting strategies.For Cappers: Leverage DubClub's innovative tools to grow your audience and turn your passion into profit with a top-tier operating system and automated marketing solutions.For DubClub: Foster a vibrant ecosystem that keeps fans engaged through rewards, community interactions, and ongoing discovery, even after a losing streak.Your RoleWe are seeking a Staff Software Engineer to join our dynamic team in Chicago. This senior individual contributor role will empower you to take ownership of projects from inception to launch, delivering impactful features to millions of enthusiastic users.You will work closely with our founders and go-to-market leaders to identify key opportunities, define project scope, and execute timely feature launches. Your goal: to maximize user value through speed, craftsmanship, and a deep understanding of the industry.

At Carrum Health, we are revolutionizing the healthcare landscape by transforming payment structures, delivery mechanisms, and the overall patient experience. If you are enthusiastic about reshaping healthcare to eliminate surprise bills, enhance quality, and reduce costs, all while thriving in an innovative and entrepreneurial atmosphere, we want to hear from you.Since our inception in 2014, Carrum has redefined the Centers of Excellence (COE) category within digital health. Today, an astonishing 95% of the U.S. population resides within 50 miles of a Carrum COE, and our healthcare providers consistently rank in the top 10% nationwide. Our exceptional execution has garnered recognition from the venture capital community, enabling us to secure over $96 million in funding from esteemed investors such as OMERS, Tiger Global Management, and Wildcat Ventures. Our impact is substantiated by a 2021 RAND Corporation study and highlighted in a Harvard Business School case study.As a Senior Full-Stack Engineer, you will assume a pivotal leadership role in shaping the design, development, and enhancement of our web and mobile applications. You will primarily work with Ruby on Rails in a Service-Oriented Architecture (SOA) environment, contributing to the creation of scalable, high-performance APIs and services while integrating with frontend components developed in React and React Native. Your leadership will drive architectural improvements and performance enhancements through active participation in code reviews, design discussions, and the continuous refinement of our development processes. Collaborating closely with our Data teams, you will craft data models that effectively satisfy both operational and analytical needs. Additionally, you will work alongside the DevOps team to leverage AWS for streamlined and cost-efficient cloud infrastructure deployment, ensuring our systems maintain high performance and resilience. A critical aspect of your role will involve implementing comprehensive monitoring and observability practices to ensure the availability, security, and scalability of our services.You will engage closely with product teams to define project timelines, influence technical direction, and guide the team through complex design and architectural decisions—ensuring the highest standards of code quality and fostering a culture of continuous improvement in our development practices.This is a full-time position with a salary range of $160,000 - $180,000 based on experience and geographic location.

Join Braze as a Senior Full-stack Software Engineer, where you will be instrumental in developing innovative software solutions that enhance user experience across our platforms. In this role, you will utilize your expertise in both front-end and back-end technologies to build scalable applications that meet the evolving needs of our customers.

About Loop At Loop, we are dedicated to revolutionizing the financial transactions between shippers, carriers, and brokers, aiming to enhance margins and boost liquidity within the supply chain. Currently, logistics payments represent a significant challenge, costing businesses thousands, if not millions, of dollars. Outdated services fail to meet the needs of the market. Transportation teams require solutions that extract insights from their intricate datasets instead of overwhelming them with manual processes. Leveraging our expertise in AI, combined with profound logistics industry knowledge, Loop provides automated audits, efficient resolutions, expedited payments, and, most critically, actionable insights. Our solutions empower shippers and 3PLs to enhance expenditure visibility, eliminate superfluous costs, and optimize their transportation spending, leading to an average 4% reduction in costs and an 80% increase in back-office productivity for our clients. We are a customer-centric organization that views the complexities of the supply chain as opportunities rather than hurdles. Our foundational AI thrives on the intricacies of the system to maximize outcomes for our clients. Our investors include Founders Fund, 8VC, Susa Ventures, Flexport, and numerous influential angel investors. Our team comprises experts from renowned companies such as Uber, Google, Flexport, Meta, Samsara, Intuit, and Rakuten, alongside traditional logistics firms like CH Robinson. About YouAs a Full-Stack Software Engineer, you will collaborate closely with founders and customers to identify and alleviate their logistics billing and payment challenges. You will play a pivotal role in shaping the product and delivering features that significantly impact our users. You will encounter and tackle various technical challenges, receiving valuable guidance and feedback from the team, while also influencing the culture and growth of Loop. Responsibilities Collaborate cross-functionally with product, design, and sales teams to gather requirements and deliver innovative solutions. Develop high-quality, extensible code. Participate in code reviews to uphold exceptional engineering standards. Lead discussions and create documentation to ensure optimal technical design. Work across various components, from frontend to backend and even infrastructure. Encourage best practices and share technical knowledge within the team. Contribute to Loop's growth through constructive feedback on product, processes, and culture.

About Us: Established in 2001, Vivid Seats (NASDAQ: SEAT) stands as a premier online ticket marketplace dedicated to forging connections between fans and the live events, artists, and teams they cherish. We value the essence of experiences and are passionately committed to developing products that foster meaningful human connections. Recognized as one of Built In's top workplaces for 2025, we understand that our people are our greatest asset. Our culture champions empowerment, collaboration, and continuous evolution through data-driven insights and innovation.We are advocates of leveraging cutting-edge technology to enhance performance and stimulate creativity. In our innovation-driven environment, we eagerly adopt AI tools to refine decision-making, streamline workflows, and deliver superior results for our customers.

Key Responsibilities: As a Mid-Level Software Engineer at Valkyrie Trading, you will be an essential part of our multidisciplinary team, developing and implementing the innovative technologies that facilitate our trading operations in the financial markets. Your responsibilities will extend beyond mere implementation; you will take charge of critical applications, guiding their development and ensuring their long-term reliability. In this dynamic and fast-paced environment, you will engage in the entire project lifecycle, from initial design sessions to providing live production support. Collaborating closely with traders, quantitative analysts, and fellow engineers, you will translate business requirements into effective technical solutions. Your contributions will significantly impact Valkyrie's success, requiring the foresight to address pressing technical challenges while safeguarding the integrity of our extensive trading infrastructure. You will have the opportunity to make a real difference by working on our expanding portfolio of essential trading applications.

About Egen: Egen is a rapidly expanding, entrepreneurial firm driven by a data-first philosophy. We unite top engineering talent with cutting-edge technology platforms, such as Google Cloud and Salesforce, to empower our clients with actionable insights derived from data. Our commitment to fostering a workplace where exceptional talent can thrive ensures that our team members can leverage their engineering and technology skills to envision transformative solutions that positively impact the world. We prioritize continuous learning, thrive on tackling complex challenges, and consistently innovate to deliver swift, effective outcomes. If this resonates with you, we are eager to welcome you to our team. Curious about life at Egen? Explore these resources alongside the job description. Discover EgenExperience Life at EgenExplore Egen's Culture and ValuesCareer Development Opportunities at EgenEmployee Benefits at Egen About the Opportunity: We are seeking a Senior Full Stack Engineer to architect and develop applications and services that translate AI/ML insights into tangible user experiences. This role serves as a vital link between raw data/models and user interaction, delivering solutions that are intuitive, high-performing, and scalable. Your expertise will span the full stack, from server-side APIs and microservices to dynamic front-end interfaces, ensuring seamless integration with our AI/ML ecosystem.

Location: US or CanadaType: US Applicants - Full-Time; Canadian Applicants - Independent ContractorAbout Human AgencyAt Human Agency, we are on an exciting trajectory of growth and innovation, eager to welcome talented individuals across various disciplines. Our mission is to recruit exceptional talent, from creative visionaries to technical specialists and entrepreneurial leaders, who will contribute to our next chapter of success.We pride ourselves on being a company of action. Our leaders engage hands-on, our teams collaborate seamlessly, and every member plays a vital role in delivering results. We encourage open feedback and quick learning, continuously striving for excellence. The most compelling ideas prevail here, as our clients depend on us to provide outstanding results consistently.We treat our clients’ missions, products, and financial health with the utmost respect. By immersing ourselves in their objectives, we become partners in tackling significant challenges. Every solution we create is designed to be aesthetically pleasing, functional, and impactful in real-world applications.Our people are our greatest asset, and our growth hinges on hiring individuals who drive progress. We seek team members across strategy, engineering, design, data, and operations who elevate our standards and help us excel. Our hiring philosophy is to always select candidates who are more capable than us.We collaborate with organizations of all sizes to explore, design, and implement AI strategies that are secure, scalable, and centered around human needs. We believe that AI should enhance human capabilities, not replace them. In every project, we embody this principle, assisting clients in integrating AI in ways that align with their missions and values. Our aim is to empower teams to work smarter, accelerate their pace, and unlock new possibilities through deliberate and responsible innovation.Through our journey, we prioritize purpose, passion, and adventure. We engage in meaningful work with people we care about and ensure that every step of the way is an adventure worth embarking upon. At Human Agency, our identity and our work are intrinsically linked.The OpportunityJoin us at Human Agency as we shape the future through innovative AI solutions and intuitive software development. We specialize in creating scalable and secure SaaS platforms that enable enterprise clients to address complex challenges with efficiency. As a Senior Full-Stack Engineer, you will lead high-impact projects that lie at the intersection of AI, machine learning, and secure software engineering.

Loop builds a data platform that helps companies make sense of complex logistics data. The team turns information from PDFs, emails, and legacy systems into useful insights, using AI to automate payments and audits for large enterprise clients. With backing from investors such as Founders Fund, Index Ventures, and 8VC, Loop is focused on improving the financial systems that keep the global supply chain moving. The New Graduate Full-Stack Software Engineer Program in Chicago is designed to speed up early-career learning for recent graduates. Participants work directly on production AI systems and solve real customer problems from day one. The program’s structure aims to give new engineers three years’ worth of experience in just one year, offering both technical challenges and rapid professional development. Program Schedule Week 1 (Onboarding): Learn Loop’s tools and business domain. Start contributing code to production immediately and complete the full development cycle by the end of the week. Months 1-3 (Velocity): Tackle three projects, each more complex than the last. By the end of this phase, engineers are expected to operate independently. Months 4-9 (The Rotation): Rotate through key teams, including: Platform: Focus on AI infrastructure and engineering systems. Core Product: Work on audit, billing, and payments logic. Commercial: Contribute to revenue activation and forward deployed engineering. Special Projects: Collaborate directly with executive leadership. Month 9+ (Graduation): Undergo a performance review. Top performers may be promoted immediately. Who succeeds at Loop Loop looks for new graduates with strong academic backgrounds and a clear drive to build and solve problems. Those who thrive here are motivated to push boundaries and excel in demanding situations. Driven: Eager to exceed expectations and grow in challenging environments. Location This full-stack software engineering role is based in Chicago, IL.

The Trade Desk is looking for a Senior Full Stack Software Engineer to join the Omnichannel division. This position centers on designing and building software that enhances user experiences across a range of platforms. Projects involve both web applications and integrated advertising technology. Key responsibilities Collaborate with engineering, product, and design teams to deliver applications for the omnichannel platform Develop and maintain software that integrates with The Trade Desk’s advertising technology stack Work on both front-end and back-end systems to support seamless user interactions Locations This role is open in Bellevue, Boston, Boulder, Chicago, Denver, Irvine, Los Angeles, New York, San Francisco, San Jose, Seattle, and Ventura.

As a key member of the ShipBob team, you will play a pivotal role in driving our business forward, fostering relationships with mid-sized market clients, and contributing to our overall growth.Embrace an Ownership Mindset: We promote a culture of continuous learning and proactive innovation. Team members are empowered to identify challenges and spearhead initiatives that foster merchant, company, and personal growth. Instead of simply adhering to established procedures, you'll actively shape the future of ShipBob.Collaborate with Colleagues and Leaders: At ShipBob, we value collaboration and mutual support. Our team and leadership are dedicated to each other's success, maintaining high standards and prioritizing transparency. We cultivate an environment where trust, open communication, and respect empower our teams to achieve extraordinary results.Experience a High-Performance Culture: Our unwavering commitment to results fosters a goal-oriented, high-performance culture, where every team member is encouraged to contribute meaningfully to our mission with a clear understanding of our objectives.

About UsOur Mission: We aim to eliminate health disparities by empowering the healthcare teams serving underserved families.At BridgeHealthAI, we collaborate with Federally Qualified Health Centers (FQHCs) and community organizations to ensure that every patient receives the care and benefits they deserve, all while minimizing the paperwork burden on care teams.Our platform leverages automation to streamline labor-intensive tasks such as outreach, insurance verification, eligibility checks, follow-ups, and referrals. By utilizing cutting-edge AI and cloud technologies, we transform hours of manual labor into seconds, enabling teams to address care gaps more swiftly, safeguard revenue, and maintain their focus on patient care.Founded by innovators from Harvard and MIT and supported by Pear VC, Flare Capital, and Glen Tullman (founder of Livongo), BridgeHealthAI is a rapidly growing seed-stage company trusted by leading community health centers. We are dedicated to enhancing the safety net, aiding clinics in expanding access, reducing burnout, and providing equitable care to over 30 million patients served by FQHCs annually.The RoleWe are seeking a dynamic Full Stack Product Engineer who excels in fast-paced, early-stage environments and is passionate about transforming vague concepts into user-friendly, production-ready software. You will be part of a collaborative team of engineers and will work closely with the product team and CEO to design and implement features that automate real-world workflows and simplify complex decision-making processes for healthcare professionals.This is not merely a coding position; this is a comprehensive product engineering role. You will take ownership of features from start to finish: engaging with users, prototyping solutions, designing backend architectures, crafting intuitive interfaces, and iterating based on user feedback. You will help build vital product infrastructure and thoughtfully integrate AI where it can provide significant advantages. While LLMs and automation are important tools in our kit, they will not define your entire role.Every line of code you write will be deployed quickly, have a direct impact on healthcare delivery, and influence how thousands of users interact with our product. This is a unique opportunity to be part of a seed-stage company with paying customers and evident traction, where your contributions will shape architecture, product vision, and engineering culture from the ground up.What You'll DoTake full ownership of features from conception to production, including scoping, prototyping, development, deployment, and iterative improvements based on user metrics and feedback.Design and integrate AI solutions that alleviate administrative burdens for healthcare providers, utilizing LLMs and automation effectively.Develop and maintain full-stack features across our TypeScript/React frontend and Kotlin backend.