{"id":2791557,"url":"https://alion.io/job/appsflyer-sw-engineer","title":"Backend Software Engineer","company":{"id":3446,"name":"AppsFlyer","domain":"appsflyer.com","url":"https://alion.io/company/appsflyer","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":83,"open_postings":19,"ghost_share":0,"stale_share":0.684,"repost_share":0,"time_to_fill_p50_days":56,"computed_at":"2026-10-19T05:45:15Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Herzliya, Israel"],"countries":["IL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":59000,"max_usd":130000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":4825},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon S3","optional":false},{"name":"AppsFlyer SDK","optional":false},{"name":"AWS","optional":false},{"name":"BigQuery","optional":false},{"name":"Function Calling","optional":false},{"name":"GCP","optional":false},{"name":"Google BigQuery","optional":false},{"name":"Human-in-the-Loop","optional":false},{"name":"Java","optional":false},{"name":"Model Context Protocol","optional":false},{"name":"Multi-Agent Systems","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"Scala","optional":false},{"name":"Snowflake","optional":false},{"name":"Spark","optional":false},{"name":"Tool Use","optional":false},{"name":"LLM","optional":true},{"name":"RAG","optional":true}],"status":"live","first_seen_at":"2026-10-17T17:23:17Z","employer_posted_date":"2026-10-18","last_verified_at":"2026-10-20T00:48:39Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"The Data Services group at AppsFlyer is looking for a talented Backend Developer to help shape our next-generation data export solutions.\nOur mission is to give customers and partners a secure, reliable, and flexible way to get their data.\nOur core product, DataLocker, delivers data reports on flexible schedules to stores like S3, BigQuery, and Snowflake.\nThe team also owns the AI Assistant, a conversational assistant built into the AppsFlyer platform, powered by LLMs, multi-agent orchestration, and MCP.\nOur stack: Scala, Python, PostgreSQL, Spark, Airflow, LLMs, MCP and more.\nWhat you’ll do\nBuild and scale backend data export services and pipelines, integrating with various 3rd party vendors and data stores\nBuild and evolve the AI Assistant backend: agent orchestration, tool integrations over MCP, and secure human-in-the-loop actions on customer data\nOwn and develop products and features end-to-end, from design to production\nProcess and deliver massive data volumes reliably, efficiently, and securely\nCollaborate with Product Managers and Software Engineers to deliver value to customers\nContinuously learn and evaluate new technologies to adapt to ever-growing scale\nWhat you have\n3+ years of backend development experience\nStrong experience in Scala, Java, Python, or a similar language\nExperience with cloud platforms (AWS, GCP), data stores and warehouses (such as S3, BigQuery, Snowflake), and access permissions\nHands-on experience with Spark and Airflow, or similar big data and orchestration tools\nExperience building and optimizing APIs and data-intensive services on large-scale databases (PostgreSQL preferred)\nHands-on exposure to LLMs (prompting, tool calling) and interest in building AI-powered features\nB.Sc. in Computer Science or equivalent\nBonus points\nExperience with large-scale data pipelines and streaming\nExperience building LLM-based applications or agents (RAG, agent frameworks, MCP)\nExperience with data lake formats (such as Parquet, Delta, Iceberg)\nRecommended by an AppsFlyer employee\nAs a global company operating from 25 offices across 19 countries, we reflect the human mosaic of the diverse and multicultural world in which we live. We ensure equal opportunities for all of our employees and promote the recruitment of diverse talents to our global teams without consideration of race, gender, culture, or sexual orientation. We value and encourage curiosity, diversity, and innovation from all our employees, customers, and partners.\n“As a Customer Obsessed company, we must first be Employee Obsessed. 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