Senior Software Engineer 2

At Celigo, we believe integration should empower — not exhaust — innovation. As a modern Integration and Automation Platform (iPaaS), we’re on a mission to simplify how companies integrate, automate, and optimize processes. Powered by game-changing technology like runtime AI and prebuilt, mission-critical integrations, Celigo is redefining how businesses connect their world.

Celigo is looking for a passionate and driven

Full Stack Developer

who thrives in building scalable, high-performance cloud applications and exceptional user experiences. The ideal candidate brings strong expertise in .NET and Angular, a solid understanding of cloud and UI best practices, and a collaborative, growth-oriented mindset to help redefine how businesses interact with modern enterprise systems. What would you do if hired? Design and implement scalable, high-performance features for CloudExtend productivity apps using

.NET

for backend services and

Angular

for front-end user interfaces. Build and style responsive interfaces using

HTML5

,

CSS3

, and modern JavaScript best practices. Possess a strong understanding of

AWS services

and apply cloud best practices in application development and deployment. Collaborate with UX designers to translate wireframes and mockups into responsive, interactive, and high-performance user interfaces. Develop clean, reusable, testable, and efficient code with a strong focus on .NET technologies and Angular. Implement unit tests, ensure high code quality, optimize application performance, and maintainability. Ensure UI components and elements are consistent across the application and adhere to established design guidelines. Identify and address potential bottlenecks, issues, and areas for improvement in both UI and application layers. Participate in code reviews, providing constructive feedback to maintain high coding standards. Optimize application performance and loading times to deliver a smooth and responsive user experience. Stay updated with the latest trends, tools, and best practices in .NET, Angular, and UI development to enhance front-end capabilities. Develop interfaces that are responsive and compatible across multiple devices and browsers.

Who are we looking for? Skills & Abilities Excellent communication and teamwork skills. Exceptional problem solver – able to design sound (and simple whenever possible) solutions to complex problems, including the ability to work from scratch Fast learner – ability to step in and develop working knowledge of a technology in a less than average amount of time Self-starter – motivation, work ethic and ambition to distinguish one’s self are key Genuine Interest in Technology – desire to be on the cutting edge of cloud-based technologies. Enjoy the start-up atmosphere and are flexible with shifting priorities. Think big and bring new ideas to the table—regardless of rank or title. Bring ambition, a proactive mindset and the ability to inspire others. Strive for results—always. Must be willing to do what it takes to make each project or task a Success. Learn quickly. Must know when to listen, and when to take charge. Curiosity to learn, eagerness to grow and the courage to question.

Education and Experience Proven experience of

3–5 years as a Full Stack Developer

or in a similar role, with a strong portfolio or track record showcasing both front-end and back-end projects. Strong proficiency in

.NET

for backend development and

Angular

for front-end development. Expertise in

HTML5

,

CSS3

, and JavaScript, with a solid understanding of responsive and cross-browser design principles. Familiarity with RESTful APIs, asynchronous programming, and integration of backend services. Good understanding of

AWS services

and cloud-based application development best practices. Knowledge of UI/UX design tools (Figma, Adobe XD) and the ability to translate design mockups into functional interfaces. Experience working with distributed version control systems, such as

Git

. Knowledge of unit testing frameworks and methodologies for both backend and frontend components. Understanding of UX principles and ability to collaborate effectively with designers to deliver high-quality user experiences. Celigo is proud to be A 2025 Gartner Customers’ Choice for iPaaS. The

ONLY

vendor to receive this award. Celigo is a Visionary in the Gartner Magic Quadrant for iPaaS for the second consecutive year Celigo is ranked #1 iPaaS on G2 for multiple quarters and named a Leader in both B2B/EDI and API Management. Celigo is a leading intelligent automation platform that puts the power of automation in the hands of every team, unifying workflows from the predictable to the fully agentic in a single platform. Here you’ll experience A flexible, hybrid work culture that values autonomy, collaboration, and trust A fast-paced, high-growth environment where innovation and ownership are encouraged at every level Continuous learning and upskilling opportunities through internal training, mentorship, and global collaboration Exceptional teammates who bring passion, purpose, and creativity to everything they do A supportive, inclusive workplace that celebrates diverse ideas and perspectives Comprehensive health insurance coverage for employees and dependents Generous leave benefits, including paid time off, wellness days, and parental leave Recognition programs and career growth opportunities designed to help you thrive Modern office spaces that promote connection, collaboration, and fun. Diversity, Equity, Inclusion, and Accessibility As a company, one of the values we hold most dear is fostering a safe, collaborative environment to bring out the best in us, so we created our Taking a Stand Initiative. Our TAS initiative is a volunteer committee open to all Celigans, with representation from underrepresented voices within our company. We believe, unequivocally, that everyone deserves to be in a place where they feel welcome as they are. Learn more about

. Celigo is proud to be an equal-opportunity workplace. We are committed to equal employment opportunities regardless of race, color, ancestry, national origin, religion, creed, age, disability, sex, gender, sexual orientation, gender identity, gender expression, medical condition, genetic information, marital status, military and veteran status, or any other characteristic protected by applicable law. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements.