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Sigma SoftwareSS

Middle Full Stack Developer (React+Java)

Sigma Software Group is a global IT consulting company that provides top-quality custom software development, graphic design, testing, and support services to a wide range of industries.

Sigma Software

Employee count: 1001-5000

Poland only
  • Develop and maintain scalable web applications using a microservices architecture
  • Participate in designing and implementing RESTful APIs
  • Support ingestion, processing, and analytics pipelines for large datasets
  • Take part in proof-of-concept (POC) initiatives to assess the viability of emerging tools and practices
  • Contribute to Front-end development using React
  • Ensure code quality through testing, code reviews, and adherence to best practices
  • Work with cloud-based infrastructure and tools to deploy and monitor applications
  • Collaborate with cross-functional teams including Data Analysts and Scientists
  • Support continuous improvement by suggesting tools, frameworks, and workflow enhancements
  • 4 years of experience in software development using Java
  • Experience in building multitier web applications and creating REST APIs
  • Good understanding of OOP principles, design patterns, algorithms, and data structures
  • Hands on experience with React
  • Familiarity with cloud platforms (AWS, Google Cloud, or Azure)
  • Hands on experience with Linux/Unix environments
  • Experience with relational and/or NoSQL databases (e.g., PostgreSQL, MongoDB, Cassandra)
  • Ability to write clean, maintainable, and well-tested code
  • Eagerness to learn and contribute to engineering best practices
  • At least an Upper-Intermediate level of English

We are looking for a person with in-depth knowledge of Full Stack development who is striving to grow professionally.

CUSTOMER

It is an international technology company that specializes in developing high-load platforms for data processing and analytics. Its core product helps businesses manage large volumes of data, build models, and gain actionable insights. The company operates globally and serves clients primarily in the marketing and advertising sectors, and focuses on modern technologies, microservices architecture, and cloud-based solutions.

PROJECT

The project focuses on working with audiences and targeting from the advertisers' side (such as marketing agencies and similar structures). It is an independent project within a larger AdTech platform.

About the job

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Posted on

Job type

Full Time

Experience level

Mid-level

Location requirements

Hiring timezones

Poland +/- 0 hours

About Sigma Software

Learn more about Sigma Software and their company culture.

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At the heart of Sigma Software Group lies a culture deeply rooted in Scandinavian values, emphasizing mutual respect, transparency, and a minimal hierarchy. This foundation fosters an environment where every voice is heard and valued, empowering our team of over 2000 IT experts to innovate and excel. Since our inception in 2002, our mission has been to build long-term, synergistic relationships not just with our clients, but with our employees as well. We believe that the key to delivering top-quality, value-adding IT services is a team that feels supported, inspired, and driven by a shared passion for finding better solutions. Our culture is one of perseverance, coupled with exceptional client management and strong engineering principles, which has been the cornerstone of our success and sustained growth on the global stage.

Our commitment extends beyond delivering cutting-edge software solutions. We are dedicated to nurturing the growth of the IT ecosystem through our educational platform, Sigma Software University, and fostering the next generation of tech innovators via our corporate venture fund, Sigma Software Labs. This holistic approach reflects our core belief in the power of collaboration and knowledge sharing. We actively encourage our specialists to pursue professional development, offering a continuous education program and a multitude of knowledge-sharing events. This dedication to growth, combined with a flexible work-life balance and a strong sense of community, defines who we are. We are more than just a technology partner; we are a collective of passionate individuals working together to create a better tomorrow, driven by a constant quest for innovation and a commitment to making a positive impact on the world.

Employee benefits

Learn about the employee benefits and perks provided at Sigma Software.

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Discount program

Access to a discount program.

Flexible schedule

Organize your work schedule in a way that suits you.

Remote or office work

You can choose to work from one of our outstanding offices or remotely.

Legal support

24/7 call center for legal advice and urgent lawyer assistance in case of an incident.

View Sigma Software's employee benefits
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Sigma Software

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