8 Ofertas de Especialista Front End en Costa Rica

We are looking for a Front End Engineer with strong expertise in React and TypeScript. The ideal candidate will have experience building modern, scalable, and user-friendly interfaces, with solid knowledge of JavaScript best practices and frontend development workflows.

About First Factory

We are a software development company with over two decades of experience, boasting a dynamic team of 180+ professionals actively engaged in diverse projects across various industries. We invite you to join us on this journey as we thrive and embrace fresh challenges.

Requirements

• Strong proficiency in React and TypeScript.
• Solid experience with JavaScript (ES6+).
• Familiarity with frontend build tools (Webpack, Vite, or similar).
• Experience working with RESTful APIs.
• Version control experience with Git/GitHub/GitLab.
• Understanding of software development best practices and Agile methodologies.
• Strong problem-solving skills and attention to detail.
• Excellent verbal and written communication skills.

Nice to have

• Experience with or other SSR frameworks.
• Knowledge of GraphQL.
• Familiarity with cloud platforms (AWS, Azure, or GCP).
• Exposure to UI testing frameworks (Jest, Cypress, etc.).
• Understanding of design systems and reusable component libraries.

Front-End Developer (ReactJS & JavaScript)

Location: Costa Rica (Remote or Hybrid – Preferred local candidates)

Duration: 6 to 8 Months

Project Overview:

Join a dynamic, fast-paced project team delivering enterprise-level solutions. We are seeking a skilled Front-End Developer with strong expertise in JavaScript and ReactJS, who also brings working knowledge of backend and infrastructure technologies like Java, Python, AWS, and Terraform.

Required Skills & Experience:

• 6+ years of experience in front-end development with a focus on
  JavaScript and ReactJS.
• Proficiency in HTML5, CSS3, and responsive design principles.
• Good understanding of
  RESTful APIs and web architecture.
• Experience with backend technologies like
  Java and Python (basic to intermediate).
• Familiarity with
  AWS cloud services (e.g., EC2, S3, Lambda, API Gateway).
• Exposure to infrastructure as code tools such as
  Terraform (or CloudFormation, Pulumi).
• Excellent problem-solving and communication skills.

Preferred Qualifications:

• Experience working in Agile/Scrum environments.
• Familiarity with testing frameworks like Jest, Cypress, or similar.
• Working knowledge of DevOps tools and CI/CD pipelines.

Key Responsibilities:

• Develop responsive, user-friendly web interfaces using ReactJS and modern JavaScript (ES6+).
• Collaborate with designers, backend developers, and product managers to deliver high-quality features.
• Integrate front-end components with backend services developed in Java and/or Python.
• Optimize applications for maximum speed and scalability.
• Participate in code reviews, testing, and debugging.
• Support deployment and CI/CD processes using AWS services.
• Contribute to infrastructure automation using Terraform or similar IaC tools.

Since 2008,
Flat Rock Technology
has provided a wide range of innovative and complex solutions for companies of all sizes and has grown into a reliable partner. Our company operates from several locations – London, Varna, Ruse, Burgas, Tbilisi, and now San Jose and provides software, cloud, and outsourcing services.

With more than 400 highly skilled specialists in our team, we are able to cover all phases of a solution lifecycle – from research, through implementation, to support and allow organizations to create a more cost-effective structure while focusing on their core activities.

Now, we're ready to grow even more We just opened in San Jose - and that's where you come in.

Position Overview:
We are on the lookout for a passionate and experienced Front-End Developer to join our team. If you thrive in a dynamic environment, love crafting high-quality front-end solutions, and are eager to grow with us, we'd love to hear from you.

What You'll Do:

• Develop:
  Build and maintain responsive and high-performance front-end applications that meet the needs of our clients.
• Collaborate:
  Work closely with cross-functional teams to translate requirements into well-architected solutions.
• Review:
  Conduct code reviews, provide constructive feedback, and contribute to continuous improvement.
• Document:
  Create and maintain technical documentation that supports the ongoing development process.

What We're Looking For:

• Experience:
  5+ years in front-end development, with a strong foundation in JavaScript (ES6+), HTML5, and CSS3.
• Frameworks:
  Proficiency in React and React Native is a must, proficiency in at least one additional modern front-end framework (Angular, ) is also expected.
• Expertise:
  Deep knowledge of CSS techniques, including Flexbox, animations, transitions, and media queries.
• Tools:
  Hands-on experience with CSS preprocessors (LESS, SASS, Stylus), task runners (Grunt, Gulp), and bundlers (Webpack, Rollup).
• Programming:
  Solid understanding of asynchronous programming (Ajax), JavaScript design patterns, and
• Extras:
  Experience with TypeScript, JWT, oAuth2, SPA, RESTful APIs, and Git.
• Soft Skills:
  Excellent organizational and communication skills, with a proactive, problem-solving mindset.
• Advantage:
  Previous experience in the gaming industry.

What We Offer:

• Hybrid Work:
  Flexible working options that suit your lifestyle.
• Career Growth:
  Opportunities for professional development and career advancement.
• Work-Life Balance:
  A supportive environment that values both professional and personal life.
• Engagement:
  Regular team-building events, parties, and involvement in industry events.
• Modern Workplace and international culture

If you feel your skills and experience are a match to what we are looking for please send your CV in English.

Privacy statement:

By submitting your application you agree that FRT will use your personal data for recruitment purposes only. All documents will be treated in the strictest confidentiality.

Only short-listed candidates will be invited for an interview.

We can't wait to meet you

Senior Front-End Developer

Plannatech is a B2B platform provider with innovative and leading-edge technology. We provide a selection of services to choose from, in a simple yet effective proprietary platform that has modularized components and omnichannel capabilities in a user-friendly system. We offer a completely customizable solution, ready for integration with leading providers of sports data, streaming video, virtual sports and 3rd party integrations.

About the job

At Plannatech, we are looking for a Senior Front-End Developer, you will lead the design and development of complex user interfaces for web and mobile platforms using modern front-end frameworks. You will play a key role in setting development standards, mentoring other team members, and collaborating with cross functional teams to ensure consistent, performant, and accessible user experiences. This role requires deep technical expertise, initiative, and a passion for delivering high-quality front-end solutions that align with product goals.

Responsibilities

• Design and implement scalable UI architecture.
• Lead integration of web workflows.
• Ensure cross-browser compatibility and performance.
• Mentor juniors and perform detailed code reviews.
• Work closely with product and UX teams.

Qualifications

• 5+ years of front-end experience.
• High expertise mainly in Angular framework, HTML, CSS, JavaScript, TypeScript.
• Familiar with Capacitor, Gulp, 3rd party SDKs.
• Strong and proactive ability to evaluate, learn, and adopt new programming languages, frameworks, and technologies independently to drive innovation and support technical leadership.
• Advanced soft skills including effective leadership communication, mentoring abilities, cross-team collaboration, and emotional intelligence in fast-paced environments.
• Fluent English and Agile experience.

Considered as a plus

• Experience with RabbitMQ and real-time data acquisitions.

What we offer

• Solidarist Association.
• Company doctor, psychologist, funeral plan.
• Full compliance with legal regulations.
• New benefits added monthly.
• Remote work flexibility.
• A support and inclusive work environment.
• Opportunities for professional growth and development.

JOB OVERVIEW

Plan A Technologies is looking for a skilled and experienced Front End Software Engineer to join our growing team. The role requires a strong understanding of Angular and experience with Microfrontend. While the focus is on the front-end, some back-end exposure is a nice-to-have. This is an exciting job with room for significant career growth.

Please note: you must have at least 6+ years of experience as a Front End Engineer to be considered for this role.

JOB RESPONSIBILITY & EXPERIENCE

• Bachelor's or advanced degree in computer science or a related field.
• Experience with Micro-Front End architecture.
• 6+ years of hands-on experience with Angular.
• 6+ years of experience with frontend JavaScript/TypeScript.
• Experience working within AWS environments (Lambda, EC2, SQS, Api Gateway, DynamoDB, PostgreSQL).
• Knowledge of front-end debugging with browser developer tools.
• Comfortable with the Linux command line and Git.
• Ability to share a code sample and give a walkthrough.
• Nice to have: Experience in any of the following: Copilot, CDK, AngularJS, MongoDB, Firebase, Automated Testing.
• Excellent communication and teamwork skills.
• Have solid written and verbal English skills.
• Great attention to detail.
• Initiative and drive to do great things.

ABOUT THE COMPANY/BENEFITS

Plan A Technologies is an American software development and technology advisory firm that brings top-tier engineering talent to clients around the world. Our software engineers tackle custom product development projects, staff augmentation, major integrations and upgrades, and much more. The team is far more hands-on than the giant outsourcing shops, but still big enough to handle major enterprise clients.

Location: Work From Home 100% of the time, or come in to one of our global offices. Up to you.

Great colleagues and an upbeat work environment: You'll join an excellent team of supportive engineers and project managers who work hard but don't ever compete with each other.

Benefits: Vacation, Brand New Laptop, and More: You'll get a generous vacation schedule and other goodies.

If this sounds like you, we'd love to hear from you

Join our dynamic team as a Front-end Engineer, where you'll tackle exciting challenges in the realm of desktop and mobile app development. You'll work directly with industry-leading U.S.-based clients, delivering impactful solutions that drive their business forward. This role is fully remote, offering you the flexibility to create and innovate from anywhere. Your work will primarily focus on crafting seamless user experiences using cutting-edge technologies in a collaborative, client-focused environment.

• Proven experience with React for desktop implementation.

• Expertise in React Native for mobile app development.

• Strong skills in animation technologies, specifically Framer Motion and React Reanimated.

• A passion for front-end development, with a focus solely on front-end technologies.

• Exceptional professional English communication skills, both written and verbal.

• Basic client interaction capabilities, ensuring smooth and effective collaboration.

• Additional technical skills or familiarity with other front-end technologies.

• Previous consulting experience, showcasing your ability to deliver results in a client-facing role.

You'll have the opportunity to collaborate with top-tier U.S. clients, gaining exposure to a variety of industries and projects. Our remote-first work environment provides the flexibility you need to thrive, while our commitment to innovation ensures that you'll always be at the forefront of technology. With us, you'll find endless opportunities for growth and the chance to make a significant impact in the world of front-end development.

On Team Xbox, we aspire to empower the world's 3 billion gamers to play the games they want, with the people they want, anywhere they want. Gaming, the largest and fastest growing category in media & entertainment, represents an important growth opportunity for Microsoft. We are leading with innovation, as highlighted by bringing the Game Pass subscription to PC, bringing Xbox to new devices with Cloud Gaming, and our acquisition of Activision Blizzard King creating exciting new possibilities for players.

The Xbox Experiences and Platforms team is home to the engineering work that makes this vision possible, building the developer tools and services that enable game creators to craft incredible experiences, the commerce systems that connect publishers with their audience and help gamers engage with their next favorite games, the platforms on which those games play at their best, and the experiences that turn every screen into an Xbox.

Microsoft's mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.

Responsibilities
Our team is looking for a Frontend Software Engineer that can enable creators to build innovative features across our ecosystem. We are looking for a leader who will drive innovation and execution that will delight our customers and game creators.

• Actively contribute to a flexible, diverse, and inclusive culture that brings out the best in the team.
• Collaborates effectively with internal and external game developers and partners using strong interpersonal skills.
• Learns and applies a variety of tools and technologies to deliver diverse customer experiences.
• Implements, validates, and releases high-quality product features.
• Solves complex problems that enable innovative features across multiple devices and services.
• Actively contributes to a flexible, diverse, and inclusive culture that brings out the best in the team.

Qualifications
Required/minimum qualifications

• Bachelor's Degree in Computer Science, or related technical discipline with proven experience coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
• Fluency to read, write, and speak in English language

Additional Or Preferred Qualifications

• Experience builidng in React, Angular, and/or Typescript applications
• A strong interest in bringing end user experiences to a gaming audience and an understanding of their needs
• Demonstrates effective skills in design, development, and collaboration
• Experience delivering web and/or cross-platform applications using and TypeScript
• Solid understanding of modern web application development, particularly with cloud service dependencies
• Possesses technical knowledge of challenges in the gaming space, including but not limited to responsive UX design across device form factors and support for diverse input methods such as gamepad, touch, and mouse/keyboard

Microsoft is an equal opportunity employer. Consistent with applicable law, all qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations.