alteam

About the Company

Alteam connects founders and CEOs with high-impact fractional product experts and elastic teams on demand. Our platform offers the flexibility to solve challenges, scale efficiently and adapt as you grow - only paying for expertise when you need it.

Our marketplace is designed to meet your needs, whether you're seeking a fractional CTO, seasoned advisors or specialised freelancers.

Since 2021, Alteam (formerly YJCollective) has been a trusted partner for startups building the future. We've assisted companies like ESAI, Optimise-AI and Cercula to grow their businesses, secure seed funding and deliver innovative solutions. Our rigorously vetted network of fractional C-suite experts, top freelancers and operators ensures you access to high-quality product guidance every time.

Leveraging our AI-powered platform, we seamlessly match you with the right experts. Our simple, straightforward setup lets you focus on your business while we handle the details. With flexible, risk-free engagement models, you can engage experts on demand before committing to long-term arrangements.

Ready to access the marketplace that scales with you?

Submit your brief today using our brief AI tool, and let's build the future together.

Connect with us to discover how Alteam's platform can support your product growth with flexible, fractional expertise.

Listed Jobs

Company Name

alteam

Job Title

Junior Full-Stack Developer (Fintech)

Job Description

Job Title: Junior Full‑Stack Developer (Fintech) Role Summary: Entry‑level full‑stack engineer focused on modern JavaScript technologies within a SaaS fintech/entertainment platform. Works under senior guidance to resolve bugs, aid QA, and progressively own feature development across front‑end and back‑end layers. Expectations: - Minimum 3 years of professional development experience. - Proactive learning orientation, detail‑oriented problem solving. - Ability to communicate effectively in an agile, fast‑paced team. Key Responsibilities: 1. Investigate and fix production bugs across the stack. 2. Support QA processes and author tests. 3. Collaborate with senior engineers to improve code quality, performance, and maintainability. 4. Build and maintain clean, reusable JavaScript/TypeScript components. 5. Gradually contribute to new feature design, implementation, and delivery. 6. Document technical decisions and component usage. Required Skills: - JavaScript/TypeScript (≥3 years). - Node.js with Express framework. - React.js fundamentals. - API integration and debugging expertise. - Version control with Git – adherence to best practices. - Familiarity with cloud environments (AWS or equivalent). Nice to Have: - Experience with Next.js or other modern JS frameworks. - Automated testing knowledge (unit/ integration). - Basic Docker and CI/CD workflows. - Exposure to NoSQL databases, preferably MongoDB. Required Education & Certifications: - Bachelor’s degree in Computer Science, Software Engineering, or related field (or equivalent practical experience). ---

London, United kingdom

Hybrid

Junior

04-11-2025