Fullstack Developer (Java/React)

Sorry, this job was removed at 08:48 p.m. (UTC) on Thursday, Oct 15, 2026
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Hiring Remotely in Colombia
Remote
Mid level
Fintech • Payments • Financial Services
Helping credit unions flourish.
The Role
Build scalable, secure, high-performance digital banking solutions across the frontend and backend. Develop React and TypeScript interfaces, Java and Spring Boot services, RESTful APIs, microservices, PostgreSQL solutions, and AWS cloud integrations. Collaborate with Product, QA, and DevOps teams using Agile methodologies, automated testing, CI/CD, secure coding practices, and event-driven architectures.
Summary Generated by Built In
Join Blossom! 🌸

We are a U.S.-based fintech company with over 20 years of experience building innovative technology solutions for credit unions. We are developing the next-generation technology layer for credit unions and creating simpler, more innovative financial services.

www.blossom.net

We are looking for a Full Stack Developer to join our Development team and build scalable, secure, and high-performance digital banking solutions using modern frontend, backend, and cloud technologies.

About the Role

As a Full Stack Developer, you will work across the entire development stack, building responsive interfaces and robust backend services while collaborating with Product, QA, and DevOps teams to deliver high-quality solutions.

Requirements
  • Bachelor's degree in Computer Science, Software Engineering, or a related field.
  • 3+ years of experience in Full Stack Development working with production-grade applications.
  • Strong experience with React.js, TypeScript, HTML5, and CSS3.
  • Strong backend experience with Java and Spring Boot.
  • Experience designing and developing RESTful APIs and microservices.
  • Strong knowledge of PostgreSQL, including complex queries and performance optimization.
  • Experience with AWS, particularly Lambda, S3, API Gateway, RDS, and SQS.
  • Knowledge of Git, CI/CD, automated testing, and secure coding practices (OWASP).
  • Understanding of scalable and event-driven architectures.
  • Experience with Agile/Scrum or Kanban methodologies.
  • Strong problem-solving, teamwork, and communication skills.
  • English level B2+ or higher.
  • Docker/Kubernetes experience is a plus.
Perks
  • 100% Remote Work.
  • Growth Opportunities in modern software development and fintech.
  • Continuous Learning through Udemy, mentorship, and upskilling programs.
  • Work with React, TypeScript, Java, Spring Boot, PostgreSQL, and AWS.
Apply Now!

Skills Required

  • Bachelor's degree in Computer Science, Software Engineering, or a related field
  • 3+ years of full stack development experience with production-grade applications
  • Strong experience with React.js, TypeScript, HTML5, and CSS3
  • Strong backend experience with Java and Spring Boot
  • Experience designing and developing RESTful APIs and microservices
  • Strong PostgreSQL knowledge, including complex queries and performance optimization
  • Experience with AWS, particularly Lambda, S3, API Gateway, RDS, and SQS
  • Knowledge of Git, CI/CD, automated testing, and OWASP secure coding practices
  • Understanding of scalable and event-driven architectures
  • Experience with Agile/Scrum or Kanban methodologies
  • Strong problem-solving, teamwork, and communication skills
  • English proficiency at B2+ level or higher
  • Docker and Kubernetes experience

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The Company
HQ: Ogden, UT
208 Employees
Year Founded: 2000

What We Do

Blossom is a growing ecosystem of fully integrated core banking, digital banking and payments solutions. Born in the cloud and reimagined with credit unions to replace outdated systems and patchwork tools, one vendor at a time. Founded in 2020, Blossom acquired HomeCU in the same year, went live with its new platform in 2023 and acquired CUProdigy in 2024. Today, the company serves close to 400 credit unions, thousands of employees and millions of members. Headquartered in Ogden, UT and Coral Gables, FL, Blossom is on a mission to build the first intelligent banking system that puts credit unions at the center of their members' financial lives, helping local communities thrive and transforming the way people experience money.

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