Data Engineer – Big Data & Lakehouse

OBSS; Fatih; Hybrid; TRY 150,000 - 270,000; Full time

Benefits offered by this job

Competitive salary

Hybrid working arrangements

Growth through training and workshops

Job summary

OBSS is a technology consultancy delivering AI-native solutions with 1,000+ tech professionals and offices in Istanbul, Ankara and London. The data platform team seeks a hands-on data engineer to design, build, and operate scalable data pipelines and lakehouse architectures.

You will collaborate with architects and DevOps to ensure production readiness, document procedures, and drive performance improvements across large datasets in a hybrid Turkey-based environment.

Qualifications

• 4+ years of experience in data engineering, big data, or data platform operations.
• Strong hands-on experience with Apache Spark, SQL, and data pipeline development.
• Experience with workflow orchestration and operational support, preferably Apache Airflow.
• Working knowledge of data lake/lakehouse architectures and technologies such as Iceberg, Trino, and S3-compatible object storage.
• Experience with JupyterHub and at least one BI or database access tool such as Superset or CloudBeaver.
• Experience in monitoring data workflows, analysing logs, troubleshooting failures, and resolving performance issues.
• Familiarity with Linux environments and container platforms such as Docker, Kubernetes, or OpenShift.
• Experience supporting application installation, configuration, version upgrades, and maintenance activities.
• Ability to collaborate with architects and DevOps teams on platform integration, deployment, and production readiness.
• Experience creating operational documentation, runbooks, and technical procedures.
• Strong analytical, problem-solving, ownership, and teamwork skills.
• Good command of written and spoken English.

Skills

Data engineering

Spark

SQL

Airflow

Data lake

JupyterHub

BI tools

Linux

Docker

Kubernetes

OpenShift

Documentation

Collaboration

English

Tools

Docker

Kubernetes

OpenShift

Job description

OBSS is an engineering-led technology consultancy helping organisations build, modernise and scale mission-critical systems through AI-native delivery. For 20+ years, we’ve delivered high-volume solutions across defence, finance, insurance, aviation, retail & e-commerce, and other regulated industries, driving measurable business impact across complex digital ecosystems. Our capabilities span technology consultancy, software engineering, cloud, data & AI, and experience design. We apply AI-native delivery to bring greater speed, governance, predictability, and repeatability to mission-critical delivery environments. With 1,000+ technology professionals and offices in London, Istanbul, and Ankara, OBSS brings enterprise-grade delivery depth and engineering scale to organisations operating in highly demanding technology landscapes.

Qualifications:

• 4+ years of experience in data engineering, big data, or data platform operations
• Strong hands-on experience with Apache Spark, SQL, and data pipeline development
• Experience with workflow orchestration and operational support, preferably Apache Airflow
• Working knowledge of data lake/lakehouse architectures and technologies such as Iceberg, Trino, and S3-compatible object storage
• Experience with JupyterHub and at least one BI or database access tool such as Superset or CloudBeaver
• Experience in monitoring data workflows, analysing logs, troubleshooting failures, and resolving performance issues
• Familiarity with Linux environments and container platforms such as Docker, Kubernetes, or OpenShift
• Experience supporting application installation, configuration, version upgrades, and maintenance activities
• Ability to collaborate with architects and DevOps teams on platform integration, deployment, and production readiness
• Experience creating operational documentation, runbooks, and technical procedures
• Strong analytical, problem-solving, ownership, and teamwork skills
• Good command of written and spoken English.

Additional Informations :

Professional Growth & Learning

As a tech company, we focus on reskilling and upskilling to support career growth. We offer a personalised Individual Growth Program (IGP), where employees set clear goals for each half of the year. These goals may include trainings, certifications, and personal development milestones, creating a structured roadmap for continuous improvement. The IGP helps employees strengthen both technical and soft skills, ensuring steady professional advancement.

Company Culture and Values

We celebrate diversity, inclusion, and equal opportunity, fostering a collaborative environment where innovation can flourish. Our culture emphasises mentorship, knowledge sharing, and active participation in tech communities, workshops, and team events. This vibrant atmosphere empowers employees to contribute their best while feeling supported and valued.

Benefits and Perks

• We provide competitive salaries, flexible and hybrid working arrangements, and a wide range of opportunities for growth through training programmes, certifications, and workshops.
• In addition, we offer initiatives designed to build a supportive and engaging workplace where curiosity and collaboration are encouraged.
• These benefits ensure that employees feel motivated, empowered, and equipped to reach their full potential.

OBSS is proud to be an equal opportunity workplace and is an affirmative action employer. We make recruiting decisions without regard to race, colour, religion, national or ethnic origin, age, gender, sexual orientation, marital status, veteran status or disability status.