# Junior Software Engineer - Backend (Java) (m/f/x) at Osapiens

> Hybrid · Germany · Junior · Backend · open. Source: https://alderhq.app/jobs/pinpoint%3Aosapiens%3A325787 (read 2026-11-05).

## Facts (observed)

- Company: [Osapiens](https://alderhq.app/companies/osapiens)
- Location text: Mannheim, Baden-Württemberg
- Where it can be done from (inferred): Hybrid · Germany (evidence: "Location: Mannheim, Baden-Württemberg")
- Posted: already open when tracking began; date unknown
- First seen by alder: 2026-11-04 · last verified: 2026-11-04
- Reposted: 0 times · edited: 0 times
- Apply on the employer's site: https://careers.osapiens.com/en/postings/7b557e8e-6142-4c44-8893-e967375f0fa6
- Skills listed (inferred): Java, Elasticsearch, SQL, Distributed systems

## Pay and sponsorship

- Posted pay: not posted

## Description (the employer's text)

We are seeking Junior Java Developers to support the ongoing development and enhancement of our osapiens HUB. You will play a key role in ensuring the delivery of high-quality, scalable solutions that empower our platform. Join us in pushing the boundaries of innovation and making a significant impact on our enterprise-grade application development platform.

The osapiens HUB is a cloud-based platform that helps businesses manage their sustainability, compliance, and transparency efforts more easily. The HUB offers ready-made software solutions that automate compliance with environmental and social regulations, helping businesses track and improve sustainability with minimal manual effort. It’s user-friendly, adaptable, and optimizes existing resources.

Think of it as an all-in-one toolkit for businesses looking to operate more sustainably while keeping up with legal requirements without getting bogged down in technical or administrative hassles.

This role is based in Mannheim, a vibrant tech hub at the heart of Germany, where you'll collaborate with a talented, forward-thinking team. We embrace a hybrid work model, with three days a week in the office, ensuring the perfect balance between in-person collaboration and remote flexibility.

### Responsibilities

- Assist in the design and development of Java-based enterprise software, with a focus on backend systems
- Participate in developing Java services and components to support our software solutions
- Collaborate in an agile team setting, learning from senior developers and growing your technical and professional skills
### Skills

- Foundational knowledge of Java or JavaEE, with a willingness to learn Spring
- Basic understanding of databases; experience with SQL or NoSQL databases like Cassandra is a plus
- Familiarity with web services development or integration (REST, SOAP, etc.)
- Interest in learning and applying automated testing principles
- Exposure to distributed systems (knowledge of distributed systems is a plus)
- An interest in OpenSearch, ElasticSearch, or similar technologies
- Familiarity with version control systems, especially Git
- A collaborative, agile mindset, and eagerness to learn
### Benefits

- A purpose-driven mission tackling complex sustainability challenges while working alongside global industry pioneers at a fast-growing unicorn company
- Room for creativity through collaborative teamwork and an open communication culture
- Flexibility and team bonding with our hybrid work options
- Fuel for your growth journey, both personally and professionally
- Sustainable mobility options, promoting eco-friendly commuting solutions
- Fun team events and outings with our global teams
- Inspiring workspaces in Mannheim and beyond

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Data: alder (https://alderhq.app). Cite https://alderhq.app/jobs/pinpoint%3Aosapiens%3A325787 and the date you read it. Observed facts come from the employer's own listing; location reach, level, family and skills are inferences.