Senior Full Stack Web Developer (JS Frameworks, Cryptography, API Development)
The Opportunity
Join our innovative team at a fast-growing cybersecurity and infrastructure company specializing in advanced digital asset protection, cryptographic key management, and secure storage solutions. As a Full Stack Web Developer, you’ll dive into a dynamic, remote-first environment, collaborating with U.S. & UK-based teams to build secure, scalable, and high-performance web applications. This contract-to-hire role (initial 6-month contract with potential for full-time) offers the chance to work with cutting-edge technologies like React, Next.js, and NestJS, integrating RESTful APIs and crafting intuitive UIs. We’re seeking versatile, intellectually curious developers with a passion for learning and a desire to contribute to a high-performing, collaborative team. Your work will directly support our mission to deliver industry-leading solutions for top-tier clients, with opportunities to grow and explore diverse technologies.
What You'll Bring
Technical Skills and Experience:
- Minimum of 3 years in full stack web application development, ideally in Cloud Environments like Google Cloud.
- Strong JavaScript foundation, with experience in frameworks like React, Next.js, Angular, or Node.js, and a hunger to become a polyglot developer by learning new technologies such as NestJS.
- Proficiency in frontend technologies: TypeScript, CSS, HTML.
- Comfort with backend API development in languages like Python (FastAPI), Kotlin/Java, C++, or Golang, with a willingness to engage with a diverse codebase.
- Basic understanding of cryptographic concepts (e.g., secrets management) and a curiosity to deepen knowledge in cryptography to support our specialized team with foundational tasks.
- Testing experience with frameworks like Jest, Pytest, or JUnit.
- Familiarity with designing and implementing secure APIs and business logic.
Professional English Communication:
- Exceptional written and verbal communication skills to collaborate effectively with cross-functional teams.
What Sets You Apart
Optional Technical Skills and Technologies:
- Experience with asymmetric/symmetric encryption, key management, HSMs, digital signatures, or cryptographic libraries.
- Familiarity with tools like Postman, Figma, or Jira.
- Experience with CI/CD tools such as GitHub Actions, Docker, or Kubernetes.
Why You'll Love Working With Us
- Collaborate with top-tier U.S. clients, driving impactful solutions in cybersecurity and infrastructure.
- Thrive in a remote-first environment with flexible work arrangements that prioritize work-life balance.
- Engage in diverse, future-focused projects with opportunities to learn cutting-edge technologies and grow within a high-performing team.
Interview Process
- Flylance Screening: Initial screening with a take-home assessment.
- Client Interview Process: Four rounds, including one live coding session, to evaluate your technical and collaborative fit.
- Domain
- Full-Stack Development
- Locations
- Latin America
- Remote status
- Fully Remote
About Flylance
We offer you the unique opportunity to work on cutting-edge projects that push the boundaries of technology. Imagine being part of a team that's developing the next big advancement in A.I., or crafting software solutions for Fortune 500 companies. This isn't just a job; it's your chance to make a mark on the tech landscape, showcasing your skills on projects that are at the forefront of innovation. By joining us, you're not just building software; you're building a legacy.
Check out our website to learn more.
Senior Full Stack Web Developer (JS Frameworks, Cryptography, API Development)
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