React and .NET Developer

Innsoft; Warszawa; Hybrid; PLN 90,000 - 130,000; Full time

Benefits offered by this job

Group healthcare plan

FitSport sports program

Non-corporate work culture

Job summary

Innsoft in Warszawa is looking for a software engineer to maintain and develop software used by entities operating in the energy market. The team is led by a Leader who sets priorities and creates conditions for professional growth.

You will develop, enhance, and modify software for the energy sector, ensure code quality, and prepare technical documentation in line with standards. You will collaborate with developers, analysts, and other team members to deliver projects with reliability.

Qualifications

• You want to build websites.
• You can integrate systems based on REST APIs.
• You are familiar with object-oriented programming concepts and clean code principles.
• You have knowledge of relational databases and SQL.
• You have practical knowledge of design patterns.
• You are familiar with tools such as Visual Studio, Git, and Jenkins.

Responsibilities

• Develop, enhance, and modify software for the energy sector.
• Ensure high quality of the developed code.
• Prepare technical documentation in accordance with applicable standards.
• Collaborate with developers, analysts, and other team members in the execution of tasks and projects.

Skills

object‑oriented programming

clean code principles

REST API integration

SQL relational databases

design patterns

automated testing

performance optimization

Jenkins automation

Python scripting

proprietary designs

Tools

Visual Studio

Git

Jenkins

.NET framework

React

Node.js

Python

Job description

You will join one of the teams responsible for the maintenance and development of software used by entities operating in the energy market.The teams consist of specialists with varying levels of experience, which fosters effective knowledge sharing and continuous development of technical skills. In our work, we leverage both current trends and proven technological solutions to ensure high quality and reliability of the software we develop. The team is led by a Leader responsible for setting priorities, organizing tasks, and creating conditions for further professional growth.

Scope of responsibilities

• development, enhancement, and modification of software for the energy sector,
• ensuring high quality of the developed code,
• preparing technical documentation in accordance with applicable standards,
• collaboration with developers, analysts, and other team members in the execution of tasks and projects

Requirements

• you want to build websites,
• you can integrate systems based on REST APIs,
• you are familiar with object-oriented programming concepts and clean code principles,
• you have knowledge of relational databases and the SQL language,
• you have practical knowledge of design patterns,
• you are familiar with tools such as Visual Studio, Git, and Jenkins.

Nice to have

• experience in developing software based on the company’s proprietary designs,
• knowledge of the .NET framework, the React library, and Node.js.
• ability to write automated tests,
• working on performance optimization and improving the quality of existing systems,
• knowledge of automation and integration topics using Jenkins and the Python language.

We offer

• stable and challenging work in a company with a well-established position as a leader in IT solutions for the energy sector,
• long-term cooperation in the development of new projects,
• openness to your ideas and the opportunity to implement your own solutions,
• a non-corporate work culture – direct contact with supervisors, friendly relationships among employees, and knowledge sharing between departments,
• substantive support from an experienced team,
• development of professional competencies,
• training tailored to the job profile,
• social amenities and a friendly work environment,
• the opportunity to participate in a group healthcare plan and the “FitSport” sports program