Software Engineer II (Search Quality)

Bloomreach is building the world’s premier agentic platform for personalization.We’re revolutionizing how businesses connect with their customers, building and deploying AI agents to personalize the entire customer journey. We're taking autonomous search mainstream, making product discovery more intuitive and conversational for customers, and more profitable for businesses. We’re making conversational shopping a reality, connecting every shopper with tailored guidance and product expertise — available on demand, at every touchpoint in their journey. We're designing the future of autonomous marketing, taking the work out of workflows, and reclaiming the creative, strategic, and customer-first work marketers were always meant to do. And we're building all of that on the intelligence of a single AI engine — Loomi AI — so that personalization isn't only autonomous…it's also consistent.From retail to financial services, hospitality to gaming, businesses use Bloomreach to drive higher growth and lasting loyalty. We power personalization for more than 1,400 global brands, including American Eagle, Sonepar, and Pandora. Bloomreach is solving one of the digital world’s most fundamental problems: helping people instantly find what they need when they need it. We are seeking a Backend Software Engineer to join our Search Quality team, responsible for hosting and serving thousands of indexes at the scale of tens of thousands of queries per second. In this role, you’ll work with a passionate, versatile, and collaborative team, improving system scalability by utilizing cloud technologies. Additionally, you’ll have the opportunity to influence and implement architectural solutions that will enable us to achieve our goal of being the world’s most trusted digital experience platform. About the Team: AI Search The AI Search team is at the heart of transforming how customers interact with digital storefronts. We build an intelligent, scalable search engine that integrates advanced machine learning and natural language understanding into real-time systems. Our work directly impacts revenue and user experience across hundreds of enterprise e-commerce sites. What You'll Do As a Software Engineer II, you will play a critical role in developing our next-generation AI-powered search platform. You will: Design, develop, and maintain backend services and distributed systems powering search at scale. Collaborate with applied scientists and ML engineers to bring research prototypes into production. Work across the full stack of our AI Search architecture, from ingest and indexing to query-time ranking and retrieval. Integrate big data and real-time streaming systems (e.g., Kafka, Spark) to process and learn from user behavior at scale. Optimize for low-latency and high-availability performance across hundreds of millions of queries per day. Operate in a fast-paced, collaborative environment, where your work will directly influence customer success. Qualifications Must-Have: BS/MS in Computer Science or a related field. 2+ years of professional software engineering experience building backend systems using Java or Python. Strong grasp of computer science fundamentals including algorithms, data structures, and distributed systems. Experience working with cloud environments (AWS or GCP) and containerized deployments (e.g., Docker, Kubernetes). Proven experience with distributed systems, microservices architecture, and large-scale data pipelines. Experience with big data technologies such as Hadoop, Spark, Kafka, and data lakes. Strong analytical and debugging skills; passion for clean code and sustainable software practices. Interest in or exposure to machine learning technologies in real-world applications. Nice-to-Have: Experience with search engines such as Apache Solr, Lucene, or Elasticsearch. Familiarity with vector search, embeddings, or retrieval-augmented generation (RAG). Contributions to open-source projects or ML infrastructure. Experience with metrics-driven development and A/B testing frameworks. More things you'll like about Bloomreach: Culture: A great deal of freedom and trust. At Bloomreach we don’t clock in and out, and we have neither corporate rules nor long approval processes. This freedom goes hand in hand with responsibility. We are interested in results from day one. We have defined our 5 values and the 10 underlying key behaviors that we strongly believe in. We can only succeed if everyone lives these behaviors day to day. We've embedded them in our processes like recruitment, onboarding, feedback, personal development, performance review and internal communication. We believe in flexible working hours to accommodate your working style. We work virtual-first with several Bloomreach Hubs available across three continents. We organize company events to experience the global spirit of the company and get excited about what's ahead. We encourage and support our employees to engage in volunteering activities - every Bloomreacher can take 5 paid days off to volunteer*. The Bloomreach Glassdoor page elaborates on our stellar 4.4/5 rating. The Bloomreach Comparably page Culture score is even higher at 4.9/5 Personal Development: We have a People Development Program -- participating in personal development workshops on various topics run by experts from inside the company. We are continuously developing & updating competency maps for select functions. Our resident communication coach Ivo Večeřa is available to help navigate work-related communications & decision-making challenges.* Our managers are strongly encouraged to participate in the Leader Development Program to develop in the areas we consider essential for any leader. The program includes regular comprehensive feedback, consultations with a coach and follow-up check-ins. Bloomreachers utilize the $1,500 professional education budget on an annual basis to purchase education products (books, courses, certifications, etc.)* Well-being: The Employee Assistance Program -- with counselors -- is available for non-work-related challenges.* Subscription to Calm - sleep and meditation app.* We organize ‘DisConnect’ days where Bloomreachers globally enjoy one additional day off each quarter, allowing us to unwind together and focus on activities away from the screen with our loved ones. We facilitate sports, yoga, and meditation opportunities for each other. Extended parental leave up to 26 calendar weeks for Primary Caregivers.* Compensation: Restricted Stock Units or Stock Options are granted depending on a team member’s role, seniority, and location.* Everyone gets to participate in the company's success through the company performance bonus.* We offer an employee referral bonus of up to $3,000 paid out immediately after the new hire starts. We reward & celebrate work anniversaries -- Bloomversaries!* (*Subject to employment type. Interns are exempt from marked benefits, usually for the first 6 months.) Excited? Join us and transform the future of commerce experiences! If this position doesn't suit you, but you know someone who might be a great fit, share it - we will be very grateful! Any unsolicited resumes/candidate profiles submitted through our website or to personal email accounts of employees of Bloomreach are considered property of Bloomreach and are not subject to payment of agency fees. #LI-Remote