Posted on:December 17, 2025

Software Engineer (C#/React) at Reply.io

Reply.io is hiring a Software Engineer (C#/React) in Chicago, IL, US. Hybrid.

About Reply.io

Reply is a company that designs and implements solutions in digital services, technology, and consulting. It operates as a network of specialized companies supporting global industrial groups in sectors including telecom and media, industry and services, banking, insurance, and public administration. Its services include consulting, system integration, and digital services, with a focus on AI, cloud computing, digital media, and the Internet of Things.

Software Engineer (C#/React) job description

At Root16 Reply, our company is built around two things…our people and our clients. While other firms spend most of their time worrying about things like expanding their footprint and bottom line, we’re more concerned about doing what’s right for our employees and our clients. We want to do everything in our power to make sure our clients, our team, and our organization, are successful. We’re looking to build true partnerships, and tackle challenges with our clients head-on; bringing our people, vision, and experience to the forefront. We take great pride in our work, and have fun doing it.
 
*We do not provide sponsorship or hire students who are currently on OPT, F-1 or J-1 student visas.

Who we are:

  • We are technologists
  • We are customer engagement enthusiasts
  • We are listeners and researchers
  • We are doers, thinkers and problem solvers
  • We are collaborative and cooperative
  • We are accountable to one another - and for one another
  •  

    What we look for:

  • People who are smart, honest and genuine
  • People who take pride in their work
  • People willing to do what it takes and think outside the box
  • People who are life-long learners and help others learn along the way
  • People who laugh and don't take themselves too seriously
  • People who do right by others
  • People who appreciate the abilities and differences of others
  • People who want to participate in building a positive work culture
  •  

    What we offer:

  • Collaborative environment without politics, micro-management or burdensome tools and processes
  • Remote or hybrid, flexible work environment with social events
  • Empowerment to make your mark
  • Growth defined by experiences, not tenure or rank
  • Invest in Your Nest benefit to upgrade home office
  • Wellness benefit for gym membership or exercise equipment
  • Learning allowance for classes, training or personal pursuit
  • Discretionary Unlimited PTO, 11 paid holidays, birthday off and summer hours
  • Monthly cell phone / internet allowance
  • Excellent medical, vision and dental benefits plus 401k with company match
  • Education, certifications and training
  • Casual dress
  •  

    Responsibilities:

  • Active participation in the design and implementation of our software solutions – we use our experience to help translate client requirements into technical design and tasks
  • Collaboration with teammates, clients, stakeholders, and executives
  • Assist with providing estimates on assigned tasks
  • Independently write good code (simple, reliable and scalable)
  • Address moderate to complex problems during development and support, document and communicate results appropriately
  • Participate in white-boarding sessions and impact analysis, and explore methods and tools to improve the overall development process
  • Learn new client information quickly, and translate data modeling, process modeling, and revision control systems
  • Develop long-term relationships and networks both internally and externally
  •  

    Requirements:

  • Bachelor’s degree (Computer Science or Engineering) or related experience
  • 2 - 4 years of experience developing applications in a Microsoft environment 
  • C# experience
  • HTML / CSS experience
  • JavaScript (React) experience
  • Familiar with AI development tools such as Claude Code and GitHub CoPilot 
  • Familiar with REST APIs
  • Familiar with relational databases
  • Common version control practices using Git
  • Experience with Agile development and Jira or Azure Dev Ops
  • Self-starter and able to effectively prioritize multiple tasks and projects
  • Energized by working at an entrepreneurial company
  • Self-motivated, dependable and reliable teammate
  • Passion for learning new technologies and solving new problems
  •  
  • *We do not provide sponsorship or hire students who are currently on OPT, F-1 or J-1 student visas.
  • *No C2C or 3rd party applications will be considered
  •  

    Apply now

    Applications go straight to Reply.io. We never sit between you and the employer.

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