Senior Full Stack Engineer (React,Python)

Heredia, Heredia, Costa Rica
Full Time
Experienced

We are looking for a Senior Full Stack Engineer to join our fast-paced, dynamic environment.

You will play a critical role on our client's team, collaborating across the organization to deliver high-quality software solutions that are scalable, cloud-native, and user-centric.
You’ll be part of a team that values innovation, mentorship, and delivering results while maintaining a strong, inclusive engineering culture.

This project involves building modern, scalable systems and user experiences with personalized content and data-driven features.

Location: Must reside and have work authorization in Latin America.
Availability: Must be available to work with significant overlap with Mountain Standard Time (MST).

The Ideal Candidate Has:

  • 5-8+ years of experience as a backend software engineer with proficiency in Python, or Golang and experience with front end in JavaScript/TypeScript using React.
  • Proven success in designing high-scale web applications with well-architected APIs, data pipelines, and cloud-based solutions.
  • Hands-on experience with microservices architecture, messaging systems (SQS, SNS, Kafka), and robust API design.
  • Experience working with relational (MySQL, Postgres, Redshift), in-memory (Redis, Memcached), and NoSQL (MongoDB, CouchDB) databases.
  • Strong DevOps practices including CI/CD pipeline implementation (GitHub), secure coding, and infrastructure automation.
  • Proficiency in AWS services such as EC2, ECS, Lambda/SAM, Step Functions, SQS, SNS, RDS, S3, Airflow, and Glue.
  • Experience with Infrastructure as Code tools like Terraform, CDK, SAM, or Pulumi.
  • Proficient in building scalable platforms and delivering personalized content.
  • Strong team orientation with experience mentoring peers, promoting collaboration, and delivering independently.
  • Excellent communication skills in English (C1 preferred, strong B2 may be considered).
Key Responsibilities:
  • Deliver high-quality, cloud-native software in a timely manner across the stack.
  • Collaborate with team members and mentor junior engineers to elevate the entire team’s capabilities.
  • Implement architectural patterns to ensure scalability, maintainability, and performance of large-scale web applications.
  • Build and enhance microservices, API gateways, and data processing pipelines using modern AWS technologies.
  • Design and maintain CI/CD pipelines and follow best practices for secure and reliable software delivery.
  • Leverage Infrastructure as Code to deploy and manage cloud infrastructure.
  • Engage in agile methodologies and continuously refine your processes for efficient delivery.
​​​​​​​Perks of working at FusionHit:
  • Certified as a Great Place to Work, offering a supportive and inclusive work culture.
  • Work from home position
  • Private Medical Insurance
  • Corporate Access to FusionHit Udemy Account
  • Personal and Professional Development Courses & Certifications
  • Flexible Schedule
  • 3 Sick Days per year
  • Birthday Off
  • Extra Days for Special Occasions
  • Team Building Meal Reimbursement
  • Equipment Granted
  • Monthly Recognitions
  • High Impact Committees

Are you curious already?

View our Reviews on FusionHit Glassdoor
Take a look at our company Facebook page: FusionHit Linkedin
Take a look at our company culture video: FusionHit Culture Video

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