1

Freelance Java Backend Developer Jobs in Kansas (NOW HIRING)

Senior Software Engineer

Overland Park, KS

$121K - $159.60K/yr

... backend services using Java and Spring Boot, integrating with internal systems and external web services · Collaborating closely with engineering, product management, designers, internal ...

Senior Software Engineer

Overland Park, KS · On-site

$121K - $159.60K/yr

... backend services using Java and Spring Boot, integrating with internal systems and external web services • Collaborating closely with engineering, product management, designers, internal ...

Chat features across mobile clients, backend services, APIs, data models, and game integrations ... Experience creating native modules or platform-specific integrations using Java, Kotlin ...

... backend processes, including MongoDB Preferred : • Bachelor's degree (or equivalent) or at least two years of relevant work experience. • Experience as a developer working in native Android (Java ...

New

... backend processes, including MongoDB Preferred : • Bachelor's degree (or equivalent) or at least two years of relevant work experience. • Experience as a developer working in native Android (Java ...

New

... backend processes, including MongoDB Preferred : • Bachelor's degree (or equivalent) or at least two years of relevant work experience. • Experience as a developer working in native Android (Java ...

New

Lead AI Engineer

Kansas City, KS · On-site

$98.70K - $130K/yr

ML, Python, Java, Kafka) Location: Leawood, KS Description * Led App Development teams and are ... Are well aware of architecture (backend) and integrations * Taking Applications to production (so ...

Senior Software Engineer

Lenexa, KS

$115K - $151.60K/yr

Experience with backend processes and services, including Express and MongoDB. * Strong problem ... Experience as a developer working in native Android with Java or Kotlin. * Experience as a ...

Senior Software Engineer

Lenexa, KS · On-site

$111.70K - $147.20K/yr

Contribute to our scalable backend services (Node.js) and mobile applications (React Native) to ... Required : • Expert-level proficiency in Kotlin and Java for framework/app-layer integration ...

Senior Software Engineer

Wichita, KS · On-site

$109.60K - $144.50K/yr

... with backend processes and services, including Express and MongoDB. • Strong problem-solving ... Experience as a developer working in native Android with Java or Kotlin. • Experience as a ...

Senior Software Engineer

Lenexa, KS · On-site

$111.70K - $147.20K/yr

... with backend processes and services, including Express and MongoDB. • Strong problem-solving ... Experience as a developer working in native Android with Java or Kotlin. • Experience as a ...

$76K - $103K/yr

Work collaboratively with Platform, Product, DevOps, and other teams in order to deploy and run ... Fluency in at least one of Javascript, Typescript, Python, or Java * Experience with CI/CD tools ...

Senior Software Engineer

Wichita, KS · On-site

$109.60K - $144.50K/yr

... with backend processes and services, including Express and MongoDB. • Strong problem-solving ... Experience as a developer working in native Android with Java or Kotlin. • Experience as a ...

Fluency in at least one of Javascript, Typescript, Python, or Java is a plus * Experience with CI ... Strong understanding of scalable system design for web-based APIs and backend processing systems

$105.10K - $138.60K/yr

Foster operational excellence across engineering and backend teams by cultivating a culture of ... such as C++, Java, Scala, or Rust). We value engineers who can deliver high-performance ...

$105.10K - $144.60K/yr

Collaborating with product, design, backend, QA, game teams, and other partners to deliver world ... Experience creating native modules or platform-specific integrations using Java, Kotlin ...

next page

Showing results 1-20

Freelance Java Backend Developer information

What cities in Kansas are hiring for Freelance Java Backend Developer jobs? Cities in Kansas with the most Freelance Java Backend Developer job openings:
Senior Software Engineer

Senior Software Engineer

TreviPay

Overland Park, KS

$121K - $159.60K/yr

Full-time

Posted 17 hours ago


Job description

TreviPay, The Pay by Invoice Company™, is the global B2B payments infrastructure partner for manufacturers, retailers, travel companies and banks. With our fully managed platform, intelligent apps, and 40 years of buyer intelligence, we help buyers buy, and sellers grow and get paid faster. Enabling more than $8B in global trade annually, TreviPay operates in 35 countries, with offices in Kansas, Mexico City, San Jose CR, Rijswijk NL, and Melbourne AU.

Every day, TreviPay employees are challenged and empowered in a supportive, collaborative, entrepreneurial environment. We are committed to building world-class products and culture, and we’re looking for a curious, value-focused, and innovative Senior Full-Stack Software Engineer who enjoys solving interesting problems and delivering high-quality software from front to back.
 
What will I be doing?
· Designing, building, and maintaining modern, secure, and maintainable software across the full technology stack, including user interfaces, APIs, and backend services
· Developing rich, responsive user experiences using Angular, HTML5, CSS, and JavaScript, with attention to layout, typography, accessibility, and performance
· Building and evolving well-designed APIs and backend services using Java and Spring Boot, integrating with internal systems and external web services
· Collaborating closely with engineering, product management, designers, internal stakeholders, and clients to deliver high-quality solutions that meet business needs
· Contributing to architectural discussions and helping maintain a consistent technical approach across the application stack
· Observing, monitoring, and supporting systems in production, including participation in on-call support when needed
· Mentoring and coaching teammates, sharing best practices across both frontend and backend development
· Continuously learning, experimenting, and improving how we build and deliver software
· Having fun while building great products!
 
What do I need to succeed?
· 8+ years of professional experience as a software engineer, with hands-on experience across both frontend and backend development
· Demonstrated experience building modern, secure, maintainable, and high-performance applications end-to-end
· Proficiency with Java and Spring Boot for building backend services and APIs
· Solid understanding of RESTful APIs and integrating with external web services
· Experience working with Git version control and CI/CD pipelines
· Strong experience with Angular (17+), TypeScript, HTML5, and CSS (including preprocessors such as Less or Sass)
· Familiarity with cloud platforms such as AWS or Heroku and deploying applications to cloud environments
· Strong communication skills and the ability to work effectively as part of a distributed, cross-functional team
· Openness to mentoring peers and continuously improving your craft
· Fintech experience is a plus, but not required—we are complex, which is fun!
 
 
Why you will love working at TreviPay
·       Competitive salary
·       Paid parental leave
·       Generous paid time off
·       Medical, dental, vision, FSA, Life/AD&D, long and short term disability
·       401K matching
·       Employee referral program
 
At TreviPay we believe:
·       in saying yes to unique and challenging requirements
·       empowered team members are creative team members
·       our products make the customer’s day just a little bit better
·       work/life balance makes us all more effective
 
TreviPay is an Equal Opportunity and Affirmative Action Employer.  We welcome all veterans and disabled applicants.
 
Individuals with disabilities will be provided reasonable accommodation to participate in the job application and/or interview process. Please contact Recruiting@trevipay.com to request an accommodation.