Junior Frontend Developer

HTML

Władysława Reymonta 20, Kraków

Synerise

5 500 - 7 000PLN

Gross per month - Any

Full-time

Any

Junior

Hybrid

Tech stack

English

B2

Polish

C2

RWD

regular

CSS3

regular

HTML5

regular

REST API

junior

vanilla JavaScript

junior

React

junior

GraphQL

junior

TypeScript

nice to have

Node.js

nice to have

Postman

nice to have

Job description

Synerise is not just another tech company. It is a space where our brilliant team consequently brings technology change to the business world and instead of following known paths, we are creating a new one – a next-generation, fully personalized and AI-driven customer experience.

We successfully deliver an all-in-one tool - Synerise ( YouTube link). An ever-evolving behavioral data platform, enhanced by AI to generate outstanding ROI in more than 30 markets for industry leaders in Retail, Banking, eCommerce, Automotive, Insurance, and Telco, processing more than 150 billion transactions annually. However, we don't limit ourselves solely to this solution. We're building BaseModel ( website link) - a foundation model for behavioral data embedded within a novel platform for enterprise Data Science teams, that is another step on our path to create innovation in AI and demonstrate AI's potential for the business.

Having such great solutions, we are looking for a highly motivated Junior Frontend Developer to join our Customer Success & Implementation Department (CSI) and Development Team supporting Synerise clients.

See if you fit into our diverse and dynamic environment, where we constantly evolve together with the growth of our clients.

‍

What will you do on a daily basis?

What will you do on a daily basis?

• Collaboration during implementation of Synerise software at enterprise-level companies

• Day-to-day collaboration with Customer Integration & Success Managers, Product Owners and Software Development Team

• Delivering documentation detailing implementations  ‍

• Creating library of predefined templates, allowing clients to implement use cases without coding them

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What will make us a perfect match?

• At least one year of commercial experience in frontend projects

• Knowledge of HTML5 / CSS3 / RWD

• Knowledge of Vanilla JavaScript

• Strong analytical and communication skills

• Excellent planning, organizational and execution skills

• Knowledge of REST API terminology

• Experience of Postman or similar software

• Basic knowledge of React, TypeScript, GraphQL i Node.js

• High motivation for self-development and a desire to acquire knowledge

• Polish and English at advanced level (min. B2+), both written and spoken

‍

What will convince us even more?

• Ability to code responsive email templates

• Knowledge of Spanish or Portuguese

• Familiarity with the VTEX platform

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What can we provide for you?

• An opportunity to work in a fast-growing company in the field of marketing automation and Artificial Intelligence

• Membership in a 20+ person Customer Success & Implementation Department that focuses on relationships and a good atmosphere in the team

• The possibility to work with the biggest international clients on the market

• Integration events where we focus on the atmosphere and relations between people

Published: 13.08.2025

Meet the company

Synerise

Welcome to Synerise where innovation meets excellence! We specialize in using AI and Big Data to transform business insights into actionable strategies. Our cutting-edge solutions empower organizations to predict behaviors and make data-driven decisions, enhancing customer experiences. Join us on our journey to create a smarter, more connected world.

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