Senior Frontend (JavaScript) Developer

CrunchCode — міжнародна сервісна ІТ-компанія з досвідом близько 7 років у розробці вебсервісів і вебзастосунків. Ми працюємо у форматах staff augmentation (outstaff) та outsourcing і підключаємо спеціалістів до проєктів клієнтів у довгостроковій моделі співпраці.

Ми працюємо переважно з проєктами в доменах логістики (включно з last mile),e-commerce, fintech та банкінгу, а також enterprise-рішеннями.
Для нас важливо, щоб проєкт був “чистим” і зрозумілим з точки зору етики та цінності для користувачів.

Ми принципово не беремо проєкти, пов’язані з:
● gambling / гемблінгом,
● adult-контентом та порнографією,
● шахрайством або будь-якою розробкою, що спрямована на обман чи маніпуляції.

What We Offer:
● Fully remote work
● Long-term, stable project
● High level of autonomy and trust
● Minimal bureaucracy
● Direct impact on business-critical logistics systems
● Long-term engagement, not a short-term contract.

Project Overview
The client is building a new internal system with a C++ backend that stores large volumes of financial transaction data in a PostgreSQL database. The goal is to create a web-based frontend application that allows users to explore this data, monitor KPIs, and drill down into details via dashboards and interactive views. 

Requirements (Must-have):
● Strong experience with JavaScript and modern frontend frameworks 

• English level: upper-intermediate 
● Build a frontend application from scratch 
● Create KPI dashboards with drill-down capabilities 
● Enable deep data exploration and flexible querying 
● Handle very large datasets (from tens of thousands up to millions of records) 
● Design a solution that can evolve as requirements are not fully defined yet 
● Start with a POC (proof of concept) and iteratively expand functionality 
Responsibilities 
● Own the frontend architecture and implementation 
● Propose suitable frontend technologies and patterns that scale and evolve 
● Translate backend data into clear, usable visual representations 
● Work closely with the backend team on a daily basis 
● Act as a “driver” on the frontend side, bringing ideas and solutions 
● Continuously improve and expand the system over time 
Required skills & experience 
● Strong experience with JavaScript and modern frontend frameworks 
● Proven experience building data-heavy dashboards and analytics tools 
● Ability to design scalable, high-performance frontend solutions 
● Experience working with APIs and large datasets 
● High level of autonomy and ownership 
● Ability to work with incomplete or evolving requirements 

Nice to Have:
● Experience with fintech or financial data 
● UX-oriented mindset for data visualization 
● Experience working closely with backend-heavy teams 
Language & collaboration 
● Italian language knowledge is a plus, not mandatory 
● Daily communication with the client’s team is expected

Hiring Process:
● Intro call
● Technical discussion (focused on real experience)
● Offer
Start: ASAP