Software Engineer - Data & Full Stack (f/m/x)

What are the main performance objectives in this role? This role sits inside our 5-person Engineering team, running the high-volume data platform behind our mobile OEM advertising business: nightly ETL pipelines pulling from 10+ mobile attribution and ad-network partners (AppsFlyer, Adjust, Everflow, Kochava, Huawei, Xiaomi, Oppo, Vivo, Mintegral), an Amazon Redshift warehouse feeding BI, and our internal full-stack platform (APH) used daily by our media buyers and partner managers. As our Software Engineer, you'll work across data pipelines, the warehouse, and the internal product, with real ownership from day one. Concretely, that means: Building and maintaining Python ETL pipelines orchestrated on Apache Airflow (Amazon MWAA), running on ECS Fargate: API ingestion, S3 staging, Redshift COPY loadsDeveloping and evolving our Redshift star-schema warehouse: fact/dimension modeling, SQL transformation jobs, Flyway schema migrations, query performance tuning (DISTKEY/SORTKEY), data quality and reconciliation checksContributing full stack to our internal platform: Spring Boot 3 / Java 21 backend (WebFlux, R2DBC/PostgreSQL, Redshift analytics reads) and Vue.js frontend (Nuxt, Vuetify)Adding integrations with new ad-network and attribution partners end to end: API client → transformer → S3 → Redshift → reportingOwning reliability: idempotent re-runnable jobs, structured logging, monitoring/alerting, runbooks, and a light on-call rotationReviewing teammates' PRs and writing reviewable, well-tested changes yourself What are the strengths, transferable skills, and behaviors that drive success in this role? Must haves (these are non-negotiable for day one): 3–5 years professional software engineering experience with production code in at least two of: Python, Java, SQL-heavy data work — and genuine willingness to work in all threeStrong SQL — comfortable with window functions, CTEs, large joins; experience with a columnar/MPP warehouse (Redshift, Snowflake, BigQuery) or deep PostgreSQL experience and the curiosity to learn Redshift's differencesPython for data pipelines — API clients, pagination/rate-limit handling, pandas or plain transforms, pytestAWS fundamentals — S3, IAM basics, and at least one of ECS/Lambda/EC2 in productionExperience with batch/scheduled data workflows (Airflow preferred; Dagster/Prefect/cron-based acceptable) and an instinct for idempotency and failure handlingCan read and modify a Java or similar typed backend codebase (Spring Boot a plus; C#/Kotlin backgrounds transfer fine) Nice-to-haves (valuable, but not required): Amazon MWAA specifically, or self-managed Airflow at scaleRedshift specifics: COPY/UNLOAD, DISTKEY/SORTKEY design, WLM, stl_/svl_ system tablesSpring WebFlux / reactive Java, R2DBCVue.js/Nuxt experience (React experience transfers)Terraform/Terragrunt, Docker, GitHub Actionsdbt or similar transformation frameworksAd-tech / mobile attribution domain: MMPs (AppsFlyer, Adjust, Kochava), affiliate platforms (Everflow), postbacks, attribution windows, cost/revenue reconciliationFlyway or comparable migration tooling Two notes before you apply: We know that individuals who identify as women, trans, or non-binary tend to hesitate to apply for a role unless they meet almost all the requirements. If that resonates with you, we want to be clear: we're more interested in your potential than your ability to tick every box. Apply anyway.On compensation: At AVOW, pay is structured around a clear grade and level framework, with decisions based on objective criteria: your experience, qualifications, scope of responsibility, and role-specific requirements. We're transparent about how we make these decisions and will be discussing the details from our very first engagement. What does our hiring process look like? Intro call: A casual conversation with our TA team. We'll tell you about the role and the team; you tell us about yourself.Deep dive: A transparent conversation with your future hiring manager about the role, what success looks like, and where the team is headed.Problem-solving & pairing: A technical assessment of your skills.Meet the team: An informal coffee chat with a potential future colleague. What do we offer? Learning & Development opportunitiesSabbatical policySubsidies for public transportation, sports, and German coursesBike leasing programHealthy (also not so healthy) snacks in the office every dayExperienced, innovative, diverse teamHealth insurance coverage for you and your family We are looking forward to getting your application! About Us AVOW is an award-winning, global app growth company specializing in mobile OEM advertising. Founded with the vision to revolutionize mobile OEM advertising, AVOW has rapidly emerged as an industry leader with more than 100 advertisers on their roster. Through its partnerships with mobile OEMs and its proprietary tech AVOW Intelligence, the company provides access to over 1.5 billion daily active users and offers clients over 10 million monthly downloads.