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We are looking for a Senior Frontend Developer who can take ownership of a complex frontend ecosystem, make confident technical choices, and deliver reliable, scalable solutions. You will work on a mission-critical CRM system, improving and evolving its frontend architecture within a hybrid (legacy + modern) environment. Your work will directly impact internal users and core business operations.
Responsibilities
The compensation for this position is up to 4,500 EUR gross per month, depending on the applicant’s professional experience in the relevant field.
Responsibilities
- Collaborate with product, design, and backend teams to deliver scalable frontend solutions.
- Design, develop, and maintain features within a complex CRM platform.
- Write clean, maintainable code and improve legacy codebases.
- Own technical decisions, including architecture and implementation.
- Ensure high performance and responsiveness.
- Monitor, debug, and support production systems.
- Mentor team members and share technical knowledge.
- Follow best practices: testing, code reviews, and standards.
- Continuously improve user experience and system performance.
- Strong proficiency in TypeScript and modern JavaScript (ES2022+).
- Deep experience with React (hooks, performance optimization, patterns).
- Experience with Jotai and TanStack Query.
- Experience with Tailwind CSS and design systems.
- Familiarity with Radix UI, headless components, and MUI.
- Form handling with React Hook Form + Zod.
- Testing: Jest, Testing Library, Playwright.
- Experience with bundlers (Rspack or Webpack).
- Familiarity with tools like Biome.
- Experience with Sentry or similar monitoring tools.
- We believe great ideas happen together, so you’ll join us in a hybrid setup: 3 days in our lovely office and 2 days working remotely.
- Migration experience from jQuery / Bootstrap to React.
- Familiarity with Web Workers / SharedWorkers.
- Basic knowledge of PHP templates.
- Experience in large hybrid systems.
The compensation for this position is up to 4,500 EUR gross per month, depending on the applicant’s professional experience in the relevant field.
Key Skills
Ranked by relevance
react
crm
product design
javascript
typescript
bootstrap
jquery
css
php
ui
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- Posted
- Apr 14, 2026
- Type
- Full-time
- Level
- Not Applicable
- Location
- Riga
- Company
- Dyninno Group
Industries
IT Services
IT Consulting
Categories
Engineering
Information Technology
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3 roles aligned with this opportunity
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2026-04-14
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