"Senior" Software Developer

Instaffo GmbH; Köln; Vor Ort; EUR 60.000 - 75.000; Vollzeit

Zusammenfassung

A dynamic training provider in Cologne is seeking a Senior Software Developer to enhance their innovative learning platform. Ideal candidates will have extensive experience in modern technologies such as React, NodeJS, and AWS. This role offers flexible working conditions and the chance to shape the company's technological future within a supportive team environment.

Qualifikationen

• Several years of professional experience in full-stack software development.
• Solid experience with AWS cloud infrastructure and Docker containerization.
• Excellent command of English; German skills are a plus.

Aufgaben

• Design and implement applications for the learning platform.
• Oversee end-to-end software development lifecycle.
• Collaborate with cross-functional teams to meet technical requirements.

Kenntnisse

React / Vue / NextJS

NodeJS

TypeScript

AWS cloud infrastructure

Docker containerization

CI / CD processes

Communication skills

Agile Kanban workflow

Tools

Git / GitHub

Jobbeschreibung

Stellenbeschreibung

Are you interested in the position of "Senior" Software Developer at DeepSkill GmbH? On the job platform Instaffo, you can apply for this and other jobs easily. Create your profile in under 3 minutes and start the application process with just a few clicks. Please note that the position is only available to applicants from Germany. The language requirements are: German - Conversational, English - Fluent.

DeepSkill is seeking an experienced Software Developer (m / f / d) to use modern technologies to develop and enhance innovative solutions for our learning platform. The position offers a high level of responsibility, flexible working conditions (including workation and remote days), a strong team, and the opportunity to shape the company's technological future. The role requires solid technical expertise, initiative, team spirit, a passion for personal growth, and modern leadership skills.

Activities

1. Solution-oriented conception and implementation of applications for our learning platform.
2. Continuous improvement and further development of our software on a globally accessible infrastructure.
3. End-to-end responsibility for software features, including requirement clarification, software design, programming, code reviews, testing, deployment, monitoring, and maintenance.
4. Performance optimization and architectural improvements to ensure reliability, scalability, and efficiency.
5. Active collaboration and regular communication with cross-functional teams (Product, UX / UI, Sales) to address technical requirements, feature planning, and issue resolution.
6. Optionally contribute to shaping DeepSkill’s mid- and long-term technology strategy.

Requirements

Hard skills: Several years of professional experience in full-stack software development using modern technologies such as React / Vue / NextJS, NodeJS, TypeScript, SCSS / SASS, relational and / or NoSQL databases, and REST APIs. Solid experience with AWS cloud infrastructure, Docker containerization, and CI / CD processes. Familiarity with version control (Git / GitHub) and modern deployment workflows. Experience or enthusiasm for integrating AI-assisted coding tools (e.g., Cursor, GitHub Copilot, ChatGPT) is a strong plus. Excellent command of English; German skills are a plus.
Soft skills: Independent, proactive, and solution-oriented work approach with high flexibility. Strong motivation to make a meaningful and sustainable impact on the company's growth. Excellent communication skills, with the ability to clearly explain complex technical concepts to non-technical colleagues. Team-oriented mindset and willingness to mentor junior team members, promoting knowledge sharing and continuous improvement. Passionate about personal growth, emotional intelligence, and modern leadership methodologies. Comfortable working within an agile Kanban workflow, contributing to continuous prioritization, regular review meetings, and feedback sessions.

Team

You will join a close-knit tech team led by our Head of Technology, working alongside two experienced developers. We are supported by an intern or working student, bringing fresh perspectives and additional capacity. While some teammates are based in Hamburg and Berlin, we are currently looking for on-site support in Cologne to strengthen our local presence and foster closer collaboration.

Application Process

1. First call - 10 minutes
2. Video interview - 45 minutes
3. Meet the team - approx. 2.5 hours
4. Optional trial day

About the Company

LET'S GROW DEEP. We are DeepSkill, an innovative training and platform provider for Future Skills, specializing in developing leaders, experts, and talents. Our tailored, data-driven Learning Journeys help companies achieve sustainable Return on Learning and measurable business success. Our AI-supported content on the innovative platform helps organizations build critical competencies for successful transformation and effective leadership in uncertain times. If you want to be part of a dynamic team shaping the future of learning and supporting companies in their transformation, you are exactly right with us!

Why DeepSkill?

At DeepSkill, you don’t just get a job but a career where you develop quickly and take responsibility from the start. You will be part of a dynamic environment where you are challenged and, above all, supported to give your best. Benefit from a steep learning curve and have a direct impact. You are not just part of a successful team but also make a meaningful contribution that truly moves something forward.