Senior/Staff Backend Engineer
Oscilar
Senior/Staff Backend Engineer
Oscilar
Real-time fraud detection with no-code engine
Shape the future of trust in the age of AI
At Oscilar, we're building the most advanced AI Risk Decisioning™ Platform. Banks, fintechs, and digitally native organizations rely on us to manage their fraud, credit, and compliance risk with the power of AI. If you're passionate about solving complex problems and making the internet safer for everyone, this is your place.
Why join us:
Mission-driven teams: Work alongside industry veterans from Meta, Uber, Citi, and Confluent, all united by a shared goal to make the digital world safer.
Ownership and impact: We believe in extreme ownership. You'll be empowered to take responsibility, move fast, and make decisions that drive our mission forward.
Innovate at the cutting edge: Your work will shape how modern finance detects fraud and manages risk.
As a Backend Engineer at Oscilar, you will be responsible for designing, building, and maintaining the core infrastructure that powers our SaaS platform. You will collaborate closely with cross-functional teams, ensuring the delivery of highly reliable, low latency, and scalable services that meet the needs of our global enterprise clients.
Design and develop scalable, high-performance, low-latency backend services using Java and AWS technologies.
Collaborate with the product management, frontend, and QA teams to define technical requirements and ensure smooth integration with other components of the platform.
Optimize and enhance existing services to achieve maximum performance, reliability, and maintainability.
Identify and resolve bottlenecks in the system, ensuring optimal resource utilization and system stability
Implement best practices for code quality, testing, and deployment, including continuous integration and continuous deployment (CI/CD) pipelines.
Proactively monitor the health and performance of backend services, taking necessary actions to mitigate potential issues.
Provide technical guidance and mentorship to junior team members.
Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
5+ years of experience in backend software development, with a focus on Java and AWS technologies.
Strong experience in building and operating low latency, high scale services in a distributed environment.
Proficient in Java programming, with a deep understanding of its ecosystem and related frameworks.
Knowledge of microservices architecture, containerization technologies (Docker, Kubernetes), and distributed data systems (Kafka, Clickhouse).
Familiarity with RESTful API design, and a strong understanding of security best practices.
Experience with CI/CD tools (Jenkins, Git, Maven, Gradle) and agile development methodologies.
Excellent problem-solving skills, attention to detail, and a strong ability to work independently or as part of a team.
Strong communication skills, both written and verbal.
Compensation: Candidates are hired as CLT and are offered competitive salary
Stock Options: Candidates will receive stock options
Benefits: 100% of your Medical/Dental (Care Plus) for you and your dependents; 100% Life / LTD (Prudential)
Caju Card: We offer a Caju Card for monthly meal allowance
Flexibility: Remote first culture.
Culture: Family-Friendly environment; Regular team events and offsites.
Development: Unparalleled learning and professional development opportunities.
Impact: Making the internet safer by protecting online transactions.
Oscilar operates in financial technology, offering a real-time fraud detection and risk management platform. It provides a no-code smart decision engine that combines machine learning and heuristic methods, enabling users to create and manage fraud rules and features through a user-friendly interface. The product works by letting financial institutions, e-commerce firms, and other businesses configure and deploy detection rules without heavy engineering effort, with real-time scoring and risk assessment fed by integrated ML models and heuristic checks. The company differentiates itself from competitors by focusing on a no-code rule-building experience, rapid rule creation and updates, and a subscription-based model that reduces the need for bespoke engineering work. Its goal is to help clients quickly implement and adjust fraud detection rules, enhancing operational agility and security while scaling with business needs.
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