Senior React Developer

28Stone

Senior React Developer working on high-quality technology solutions at a fintech-focused custom software firm. Collaborating with global financial services companies to deliver innovative technology solutions.

Posted 5/11/2026full-timeRiga • 🇱🇻 LatviaSenior💰 €3,500 - €5,000 per monthWebsite

Tech Stack

Tools & technologies

JavaScriptNext.jsNode.jsReactSCSS

About the role

Key responsibilities & impact

Designing and writing clean and testable code.
Effectively collaborating with the project team.
Maintaining own productivity and aligning to project goals.
Actively contributing to technical solution definition.
Provide technical leadership and mentorship to other developers.
Communicating with the client daily.

Requirements

What you’ll need

At least 5 years of professional software development experience.
Minimum 5 years of hands-on experience with JavaScript.
React: At least 5 years of experience working with the React framework.
Good understanding of common design patterns, including GoF patterns.
Strong command of HTML.
Strong command of CSS3, including preprocessors such as SASS or LESS.
Very good written and spoken English skills, with the ability to communicate effectively with international clients and colleagues.
Ability to work effectively both independently and as part of a team.
Considered as advantage:
Experience with other JavaScript UI frameworks.
Development experience with Node.js or Next.js.
Experience optimizing JavaScript code.
Knowledge of UX principles.
Experience with AG Grid or similar data grids..
Industry experience in Financial Services, particularly Capital Markets and Securities Trading.
Experience with AI is nice to have, interest and willingness to use it is a must have.

Benefits

Comp & perks

Flexible work schedule and the possibility of working from home in Latvia or one of our offices (Riga, Daugavpils).
Health insurance from Day 1: sport/dentist/vaccination/accident plans + massage chair in the office.
Annual training budget.
Technology communities: friendly and experienced team members who support your professional growth.
Sports community: Squad Hour gym membership deal, 28Stone volleyball team, various public sports events, and monthly challenges.
Social events: bi-weekly lunches, board game nights, team buildings, company-wide events.
Loyalty rewards program: referral bonuses, gifts, and merchandise on your work anniversary.
Paid mobile phone bills.
Additional one day of paid sick leave for emergency cases.
Modern & ergonomic office space: all the resources and tools to perform your tasks.
Additional perks in the office.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

JavaScriptReactHTMLCSS3SASSLESSNode.jsNext.jsUX principlesJavaScript optimization

Soft Skills

technical leadershipmentorshipeffective communicationcollaborationproductivityindependenceteamwork