Staff Software Engineer - DSM Team (Java)

Location: Remote, Germany

Company

hirify.global is a research technology company operating a large programmatic marketplace that connects customers with respondents for market research, business strategy, and digital advertising measurement.

What you will do

• Design, implement, scale, and maintain backend systems that process large volumes of data.
• Build event-driven and REST API-based integrations.
• Contribute to migration toward a scalable, domain-based architecture.
• Develop and optimize software for performance-sensitive, high-throughput workflows.
• Investigate complex technical problems and propose solutions with engineering and data science colleagues.
• Influence junior and mid-level engineers while delivering independently across the Outcomes, Methodology, and Recruitment teams.

Requirements

• 10+ years of backend software engineering experience with strong technical depth.
• Strong Java skills or willingness to transition from another language such as Python, Scala, C/C++, Haskell, Elixir, Go, or Ruby.
• Solid understanding of algorithms, data structures, Big O notation, and event-driven architecture.
• Experience with large-scale data processing technologies such as Spark, Apache ecosystem tools, Delta Lake, Parquet, and Kafka.
• Experience with Python or PySpark, Docker, SQL, NoSQL databases, REST APIs, and complex real-time systems.
• Strong problem-solving, communication, and collaborative engineering skills; a computer science or related degree is preferred.

Nice to have

• Experience with AWS, GCP, or other cloud providers.
• Experience with Pandas, Spring, microservices, or large-scale data and analytics environments.

Culture & Benefits

• Collaborative development model with shared ownership of work.
• Autonomy and freedom to innovate on production systems and research technology.
• International environment with teams working across borders.
• Culture focused on innovation, accountability, openness, inclusion, and continuous learning.