Java Backend Developer Jobs

Come build what the market has been missing. Octaura is a technology company transforming how some of the world’s largest, least digitized markets operate. In loans and CLOs, trillions of dollars still move through phones, emails, and PDFs because the right infrastructure hasn’t existed — until now. We’re applying AI, real-time data, and modern software design to asset classes long overlooked by fintech. Our platforms turn fragmented information into intelligence, manual workflows into automation, and legacy conventions into scalable market infrastructure. You’ll join a high-impact, collaborative team building the systems these markets need to become more transparent, efficient, and connected. The role in a nutshell Octaura is building out our tech team and we’re looking for Software Engineers interested in building high performance, next generation technology that will revolutionize the loans industry. This is an environment for those seeking to drive innovation and get charged up working with top engineering talent. We are looking for results-oriented developers who thrive in a fast-paced, collaborative environment, and enjoy solving challenging and complex customer problems. This is an exciting time for Octaura as we are rapidly growing and are looking for energetic, collaborative and driven thinkers to join us! Please note this role is based out of our NYC office (at 5 Penn Plaza, 6 th Floor, New York, NY 10001) and our current structure is 4 days in the office (Monday-Thursday), 1 day from home (Friday). Core responsibilities Work with a team of smart and passionate engineers to build and maintain our proprietary electronic trading platform Use modern tools and methods to expand the capabilities of our cloud-based application Help to transition development of our platform to our in-house team Collaborate with product teams to develop solutions for current

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 130 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit www.redditinc.com . Reddit has a flexible workforce! If you happen to live close to one of our physical office locations our doors are open for you to come into the office as often as you'd like. Don't live near one of our offices? No worries: You can apply to work remotely in any country in which we have a physical presence. Team Description Reddit is poised to rapidly innovate and grow like no other time in its history. We’re currently hiring across multiple teams, some of these teams include: Ads ML Serving Team The Ads ML Serving team is part of Reddit’s Ads ML Platform, which builds the infrastructure and tools that power machine learning across Ads. This team focuses on creating a highly reliable, scalable, and efficient ML serving stack. Their work includes evolving long-term serving architecture, integrating closely with the ads serving stack, optimizing CPU/GPU performance, and building model velocity tools like observability libraries and model quality gating. Attribution & Identity Team The Attribution & Identity team builds products that help advertisers understand and measure the impact of their campaigns. They focus on attribution systems, identity solutions, and advertiser experimentation tools that improve performance insights and usability. Their goal is to make Reddit’s advertising platform more effective, transparent, and data-driven. Ads Growth Team The Ads Growth team drives initiatives to expand Reddit’s advertiser base, with a focus on Small to Medium Businesses (SMBs). We build and scale the technical founda

Education: Master or Bachelor’s degree in computer science, information systems management or related field. Solution and Architecture certifications such as TOGAF or other. Experiences: More than 12+ years of experience in information technology, with 8+ years spent in data architecture or technology solutions definitions and implementations. Extensive experience in banking and financial services domain Knowledge & Skills: Expertise in Data Architecture, Data Strategy and Roadmap for large and complex organization and systems and implemented large scale end-to-end Data Management & Analytics solutions Experience in transforming traditional Data Warehousing approaches to Big Data based approaches and proven track record of managing risks and data security Expertise with DW Dimensional modeling techniques, Star & Snowflake schemas, modeling slowly changing dimensions and role playing dimensions, dimensional hierarchies, and data classification Experiences in cloud native principals, designs and deployments. Extensive experience working with and enhancing Continuous Integration (CI) and Continuous Development (CD) environments Expertise in Data Quality, Data Profiling, Data Governance, Data Security, Metadata Management, and Data Archival Define workload migration strategies using appropriate tools Drive delivery in a matrixed environment working with various internal IT partners Demonstrated ability to work in a fast paced and changing environment with short deadlines, interruptions, and multiple tasks/projects occurring simultaneously Must be able to work independently and have skills in planning, strategy, estimation, scheduling, Strong problem solving, influencing, communication, and presentation skills, self-starter Experience with data processing frameworks and platforms (Informatica, Hadoop, Presto, Tez, Hive, Spark etc.) Hands-on experience with related/complementary open source software platforms and languages (e.g. Java, Linux, Python, GIT, Jenki

Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guests to connect with communities in a more authentic way. Important to read before submit application: This role must be physically based in China. The Community You Will Join: Community Support Engineering (CSE) has increasingly become a key driver of enabling Airbnb's core business. Community Support Engineering is responsible for the world-class technology, architecture, and solutions that power CS at Airbnb. The products and capabilities we build empower our guests and hosts, CS agents, and operations teams around the world. As a member of CSE in China, you will have a great opportunity to make lasting impacts on the Airbnb CS user experience. The Difference You Will Make: We are seeking a highly skilled and motivated engineer who is passionate about making a difference through their work. As a Staff Software Engineer, you will be the technical lead in a team of talented and diverse software engineers leading the project execution to improve Airbnb customers and agents experience. You will lead the team and work with global technical leaders to build and evolute CS engineering foundations, such as Routing, Data platform, Case management, foundational toolings etc A Typical Day: Collaborating with cross-functional partners to deeply understand business problems before developing project solutions. Leading the execution of projects across the full software development lifecycle, including technical design, implementation, testing, and deployment, ensuring solutions are high-quality, scalable, and performant; Driving productive and constructive technical discussions with peers and cross-team technical leaders in the global collaborati

About the Team Data is at the foundation of DoorDash success. The Data Engineering team builds database solutions for various use cases including reporting, product analytics, marketing optimization and financial reporting. By implementing pipelines, data structures, and data warehouse architectures; this team serves as the foundation for decision-making at DoorDash. About the Role DoorDash is looking for a Softare Engineer II to be a technical powerhouse to help us scale our data infrastructure, automation and tools to meet growing business needs. You're excited about this opportunity because you will… Work with business partners and stakeholders to understand data requirements Work with engineering, product teams and 3rd parties to collect required data Design, develop and implement large scale, high volume, high performance data models and pipelines for Data Lake and Data Warehouse Develop and implement data quality checks, conduct QA and implement monitoring routines Improve the reliability and scalability of our ETL processes Manage a portfolio of data products that deliver high-quality, trustworthy data Help onboard and support other engineers as they join the team We're excited about you because… 3+ years of professional experience working in data engineering, business intelligence, or a similar role You have proficiency in using AI coding tools (e.g., Claude Code, Codex, Cursor) in the full software development lifecycle, including designing, generating code, testing, monitoring and releasing software Proficiency in programming languages such as Python/Java 3+ years of experience in ETL orchestration and workflow management tools like Airflow, Flink, Oozie and Azkaban using AWS/GCP Expert in Database fundamentals, SQL and distributed computing 3+ years of experience with the Distributed data/similar ecosystem (Spark, Hive, Druid, Presto) and streaming technologies such as Kafka/Flink. Experience working with Snowflake, Redshift, PostgreSQL and/or other DBMS

About Glean: Glean is the Work AI platform that helps everyone work smarter with AI. What began as the industry’s most advanced enterprise search has evolved into a full-scale Work AI ecosystem, powering intelligent Search, an AI Assistant, and scalable AI agents on one secure, open platform. With over 100 enterprise SaaS connectors, flexible LLM choice, and robust APIs, Glean gives organizations the infrastructure to govern, scale, and customize AI across their entire business - without vendor lock-in or costly implementation cycles. At its core, Glean is redefining how enterprises find, use, and act on knowledge. Its Enterprise Graph and Personal Knowledge Graph map the relationships between people, content, and activity, delivering deeply personalized, context-aware responses for every employee. This foundation powers Glean’s agentic capabilities - AI agents that automate real work across teams by accessing the industry’s broadest range of data: enterprise and world, structured and unstructured, historical and real-time. The result: measurable business impact through faster onboarding, hours of productivity gained each week, and smarter, safer decisions at every level. Recognized by Fast Company as one of the World’s Most Innovative Companies (Top 10, 2025), by CNBC’s Disruptor 50, Bloomberg’s AI Startups to Watch (2026), Forbes AI 50, and Gartner’s Tech Innovators in Agentic AI, Glean continues to accelerate its global impact. With customers across 50+ industries and 1,000+ employees in more than 25 countries, we’re helping the world’s largest organizations make every employee AI-fluent, and turning the superintelligent enterprise from concept into reality. If you’re excited to shape how the world works, you’ll help build systems used daily across Microsoft Teams, Zoom, ServiceNow, Zendesk, GitHub, and many more. You'll be deeply embedded where people get things done. You'll ship agentic capabilities on an open, extensible stack, with

For over 20 years, Smartsheet has empowered teams to manage work seamlessly and scale solutions smarter. Now, in our most ambitious chapter yet, we are uniting human teams with AI agents. By orchestrating the work agents do best, automating manual tasks and uncovering insights at scale, we create the space for people to focus on what truly matters: judgment, creativity, and big thinking. That is magic at work, and it’s what we show up for every day. We are looking for a skilled and motivated Principal Software Engineer who is passionate about continuous learning and eager to grow along with us in a fast-paced, innovative environment. You will work remotely from Bulgaria and will be reporting to an engineering leader located in Bulgaria. You Will: Lead the design and implementation of Smartsheet's next-generation architecture, ensuring scalability, security, and performance for millions of global users. Define and drive architecture strategy, making key technical decisions that shape the future of the platform. Review and guide technical project designs, providing feedback during design review presentations to ensure system resilience and scalability. Take ownership of cross-functional technical initiatives, aligning teams around common architectural goals while driving large-scale projects to completion. Foster strong technical leadership, mentoring senior engineers and influencing best practices across multiple engineering teams. Lead deployment reviews for high-impact projects, ensuring they meet scalability, performance, and security requirements. Collaborate closely with product management and other business stakeholders to balance market needs with technical constraints, driving innovation while maintaining technical rigor. Advocate for quality and operational excellence, ensuring systems are monitored, tested, and maintained to meet the highest reliability standards. Perform other duties as assigned. You Have: Proven experience in system architecture and the d

About the Team Security is at the foundation of OpenAI’s mission to ensure that artificial general intelligence benefits all of humanity. The Security team protects OpenAI’s technology, people, and products. We are technical in what we build but are operational in how we do our work, and are committed to supporting all products and research at OpenAI. Our Security team tenets include: prioritizing for impact, enabling researchers, preparing for future transformative technologies, and engaging a robust security culture. About the Role As a Security Engineer, Application Security you will be responsible for identifying and mitigating security vulnerabilities within software applications through building security tools, code reviews, penetration testing, and security assessments. We’re looking for people who will work closely with development teams to ensure secure coding practices are integrated throughout the software development lifecycle, preventing security risks before they emerge. You will also provide security guidance to developers and other stakeholders, fostering a culture of security awareness within the organization. The role is preferred to be based in San Francisco, Seattle or New York City but may consider remote work. We use a hybrid work model of 3 days in the office per week and offer relocation assistance to new employees. In this role, you will: Perform Security Assessments : Conduct regular security assessments, code reviews, and penetration testing to identify vulnerabilities in applications and software. Develop and Implement Security Tools : Design, develop, and implement security tools, frameworks, and methodologies to protect applications against security threats. Collaborate with Development Teams : Work closely with development teams to ensure security best practices are integrated throughout the software development lifecycle (SDLC), including secure coding guidelines. Threat Modeling and Risk Assessment : Conduct threat modeling and risk

Our mission and customers: We are creating the freedom for SMEs to succeed by delivering Europe's leading finance workspace with banking at its core, augmented by financial tools. We are proud to be rated 4.8 on Trustpilot, based on 55,000+ reviews. Our culture puts customer satisfaction at the core of what we do, as proven by our Net Promoter Score of 75 (more about our culture here). Our journey: Founded in 2017 by Alexandre and Steve, Qonto has grown to 1,600+ Qontoers serving over 600,000+ customers across 8 European countries. We have been profitable since 2023, and we are just getting started. Our beliefs: We hire for skills and potential. With 80+ nationalities, 45% women, of which 56% of women in our leadership team, diversity isn't a program; It's who we are. We've built a discrimination-free hiring process because the best teams are built on merit. AI at Qonto: AI is deeply embedded in how we work (here) - Every Qontoer gets unlimited access to the best AI tools. We want people who experiment without waiting for permission, push AI beyond the obvious, know when to trust it, and when to question it. ------------------------------------------------------------------------------------------------------ As a Frontend Engineer, you will craft the web apps serving the business needs of our 600,000 customers. You’ll be part of a guild of 100+ engineers shaping the future of Qonto’s financial platform. As we continue to grow, we’re expanding our Frontend guild to deliver new features even faster 🚀 👩‍💻🧑‍💻 As a Frontend Engineer, you will • Craft new features for our customers within a Cross-Functional Team • Participate in a unique project to migrate 1.1 million lines of code from Ember to React. • Make a difference by suggesting and spearheading improvements • Be a key player in teamwork with Product, Design, and other Tech stacks • Work AI-first: use AI as a default part of how you explore the codebase, draft technical designs, prototype solutions, an

We are seeking a skilled and detail-oriented Test Analyst with 3-5 years of experience and a bachelor's degree in Computer Science, Information Technology, Engineering, or a related field to join our dynamic team. The ideal candidate will have a strong background in software testing, with a deep understanding of the software development lifecycle and a passion for ensuring the quality of software products. Key responsibilities include analyzing project requirements, designing test plans and test cases, and performing both manual and automated testing of software applications. The Test Analyst will work closely with developers, business analysts, and other stakeholders to ensure the quality and integrity of the product. This includes participating in Agile ceremonies such as sprint planning, stand-ups, and retrospectives. Additionally, the role involves developing and maintaining automated test scripts, integrating them into the CI/CD pipeline, and generating test reports and metrics to communicate progress and quality to stakeholders. The ideal candidate will possess strong problem-solving skills, a keen eye for detail, and the ability to work effectively in a collaborative team environment. Familiarity with test automation tools like Selenium, scripting languages such as Python or Java, and CI/CD tools like Jenkins is essential. Excellent verbal and written communication skills are required, and experience in Agile/Scrum environments is a plus. An ISTQB certification or equivalent is preferred but not mandatory. This position offers a competitive salary and benefits package, along with opportunities for professional development and career growth.

We are seeking a skilled and detail-oriented Test Analyst with 3-5 years of experience and a bachelor's degree in Computer Science, Information Technology, Engineering, or a related field to join our dynamic team. The ideal candidate will have a strong background in software testing, with a deep understanding of the software development lifecycle and a passion for ensuring the quality of software products. Key responsibilities include analyzing project requirements, designing test plans and test cases, and performing both manual and automated testing of software applications. The Test Analyst will work closely with developers, business analysts, and other stakeholders to ensure the quality and integrity of the product. This includes participating in Agile ceremonies such as sprint planning, stand-ups, and retrospectives. Additionally, the role involves developing and maintaining automated test scripts, integrating them into the CI/CD pipeline, and generating test reports and metrics to communicate progress and quality to stakeholders. The ideal candidate will possess strong problem-solving skills, a keen eye for detail, and the ability to work effectively in a collaborative team environment. Familiarity with test automation tools like Selenium, scripting languages such as Python or Java, and CI/CD tools like Jenkins is essential. Excellent verbal and written communication skills are required, and experience in Agile/Scrum environments is a plus. An ISTQB certification or equivalent is preferred but not mandatory. This position offers a competitive salary and benefits package, along with opportunities for professional development and career growth.

We are seeking a skilled and detail-oriented Test Analyst with 3-5 years of experience and a bachelor's degree in Computer Science, Information Technology, Engineering, or a related field to join our dynamic team. The ideal candidate will have a strong background in software testing, with a deep understanding of the software development lifecycle and a passion for ensuring the quality of software products. Key responsibilities include analyzing project requirements, designing test plans and test cases, and performing both manual and automated testing of software applications. The Test Analyst will work closely with developers, business analysts, and other stakeholders to ensure the quality and integrity of the product. This includes participating in Agile ceremonies such as sprint planning, stand-ups, and retrospectives. Additionally, the role involves developing and maintaining automated test scripts, integrating them into the CI/CD pipeline, and generating test reports and metrics to communicate progress and quality to stakeholders. The ideal candidate will possess strong problem-solving skills, a keen eye for detail, and the ability to work effectively in a collaborative team environment. Familiarity with test automation tools like Selenium, scripting languages such as Python or Java, and CI/CD tools like Jenkins is essential. Excellent verbal and written communication skills are required, and experience in Agile/Scrum environments is a plus. An ISTQB certification or equivalent is preferred but not mandatory. This position offers a competitive salary and benefits package, along with opportunities for professional development and career growth.

P-926 At Databricks, we are passionate about enabling data teams to solve the world's toughest problems — from making the next mode of transportation a reality to accelerating the development of medical breakthroughs. We do this by building and running the world's best data and AI infrastructure platform so our customers can use deep data insights to improve their business. Founded by engineers — and customer-obsessed — we leap at every opportunity to solve technical challenges, from designing next-gen UI/UX for interfacing with data to scaling our services and infrastructure across millions of virtual machines. We're only getting started in Bengaluru, India - and are currently in the process of setting up 10 new teams from scratch ! Our engineering teams build technical products that fulfill real, important needs in the world. We always push the boundaries of data and AI technology, while simultaneously operating with the security and scale that is important to making customers successful on our platform. We develop and operate one of the largest-scale software platforms. The fleet consists of millions of virtual machines, generating terabytes of logs and processing exabytes of data per day. At our scale, we observe cloud hardware, network, and operating system faults, and our software must gracefully shield our customers from any of the above. As a software engineer in the Observability team , you will develop observability solutions that provide insights into the health and performance of our products and infrastructure. The impact you'll have: Establish standards for logging, metrics, and tracing. You will collaborate with different teams to identify metrics that allow engineers to observe how well the system and different subcomponents are performing. You will build tooling and infrastructure to allow components to efficiently emit, aggregate, and store metrics that can be displayed on dashboards and used for alerting. Ensure the scalability

We are seeking a skilled and detail-oriented Test Analyst with 3-5 years of experience and a bachelor's degree in Computer Science, Information Technology, Engineering, or a related field to join our dynamic team. The ideal candidate will have a strong background in software testing, with a deep understanding of the software development lifecycle and a passion for ensuring the quality of software products. Key responsibilities include analyzing project requirements, designing test plans and test cases, and performing both manual and automated testing of software applications. The Test Analyst will work closely with developers, business analysts, and other stakeholders to ensure the quality and integrity of the product. This includes participating in Agile ceremonies such as sprint planning, stand-ups, and retrospectives. Additionally, the role involves developing and maintaining automated test scripts, integrating them into the CI/CD pipeline, and generating test reports and metrics to communicate progress and quality to stakeholders. The ideal candidate will possess strong problem-solving skills, a keen eye for detail, and the ability to work effectively in a collaborative team environment. Familiarity with test automation tools like Selenium, scripting languages such as Python or Java, and CI/CD tools like Jenkins is essential. Excellent verbal and written communication skills are required, and experience in Agile/Scrum environments is a plus. An ISTQB certification or equivalent is preferred but not mandatory. This position offers a competitive salary and benefits package, along with opportunities for professional development and career growth.

We are seeking a skilled and detail-oriented Test Analyst with 3-5 years of experience and a bachelor's degree in Computer Science, Information Technology, Engineering, or a related field to join our dynamic team. The ideal candidate will have a strong background in software testing, with a deep understanding of the software development lifecycle and a passion for ensuring the quality of software products. Key responsibilities include analyzing project requirements, designing test plans and test cases, and performing both manual and automated testing of software applications. The Test Analyst will work closely with developers, business analysts, and other stakeholders to ensure the quality and integrity of the product. This includes participating in Agile ceremonies such as sprint planning, stand-ups, and retrospectives. Additionally, the role involves developing and maintaining automated test scripts, integrating them into the CI/CD pipeline, and generating test reports and metrics to communicate progress and quality to stakeholders. The ideal candidate will possess strong problem-solving skills, a keen eye for detail, and the ability to work effectively in a collaborative team environment. Familiarity with test automation tools like Selenium, scripting languages such as Python or Java, and CI/CD tools like Jenkins is essential. Excellent verbal and written communication skills are required, and experience in Agile/Scrum environments is a plus. An ISTQB certification or equivalent is preferred but not mandatory. This position offers a competitive salary and benefits package, along with opportunities for professional development and career growth.