Senior Java Backend Engineer Jobs

About Appier Appier is an AI-native Agentic AI as a Service (AaaS) company that uses artificial intelligence (AI) to power business decision-making. Founded in 2012 with a vision of democratizing AI, Appier’s mission is turning AI into ROI by making software intelligent. Appier now has 17 offices across APAC, Europe and U.S., and is listed on the Tokyo Stock Exchange (Ticker number: 4180). Visit www.appier.com for more information. About the role Appier’s solutions are powered by proprietary deep learning and machine learning technologies to empower every business to use AI to turn data into business insights and decisions. As a Software Engineer, Data Backend, you will be involved in helping to build critical components of this platform. Responsibilities Design, develop, and maintain RESTful APIs using Python. Build and manage robust data warehouses utilizing ClickHouse, Trino/Presto and Pinot. Design and develop data pipelines using Apache Airflow and Apache Spark. Work closely with cross-functional teams to develop automation tools that streamline daily operations. Implement state-of-the-art monitoring and alerting systems to ensure optimal system performance and stability. Address queries from applications in a timely and effective manner, ensuring high client satisfaction. Work on cloud platforms such as AWS and GCP, leveraging their capabilities to optimize data operations. Utilize Kubernetes (k8s) for container orchestration to facilitate efficient deployment and scaling of applications. About you [Minimum qualifications] BS/MS degree in Computer Science 5+ years of experience in building and operating large-scale distributed systems or applications Experience in Kubernetes development, Linux/Unix Experience in managing data lake or data warehouse Expertise in developing data structures, algorithms on top of Big Data platforms Ability to operate effectively and independently in a dynamic, fluid environment Ability to wor

About Appier Appier (TSE: 4180) is an AI-native Agentic AI as a Service (AaaS) company that empowers businesses to create value through cutting-edge AdTech and MarTech solutions. Founded in 2012 with the vision of “Making AI Easy by Making Software Intelligent,” Appier helps businesses turn AI into ROI through its Ad Cloud, Personalization Cloud, and Data Cloud—each powered by Agentic AI that enables autonomous, adaptive, and real-time decision-making. Today, Appier operates 17 offices across APAC, the US, and EMEA, and is listed on the Tokyo Stock Exchange. Learn more at www.appier.com . About the role Software engineers at Appier build a wide range of platforms and services that interconnect data and AI with our customers and users. As a Senior Software Engineer, Backend Development , you will design and build scalable and performant backend architecture, own and drive the technical roadmap for sizable projects or services, mentor junior engineers, and facilitate high performance agile teams collaborating with cross-functional teams. Responsibilities Key owner of sizable engineering projects and services Lead system designs and provide technical guidance to team members. Mentor engineers in cross-team development processes. Lead code reviews to ensure high quality coding standards Facilitate agile process collaborating with cross-functional teams. Initiate and lead team-level technical, process and growth initiatives Continuously improve the system's observability, incident management, DevOps and production operational SOPs. Develop and operate scalable, reliable and maintainable service-based softwares and related components. Responsible for laying the foundation for the platform as well as proposing solutions to ease software development, monitoring of software, etc. Profiling and performance tuning of critical components Participate in idea brainstorming and contribute ideas to technology, algorithms and products P

About Appier Appier is a software-as-a-service (SaaS) company that uses artificial intelligence (AI) to power business decision-making. Founded in 2012 with a vision of democratizing AI, Appier’s mission is turning AI into ROI by making software intelligent. Appier now has 17 offices across APAC, Europe and U.S., and is listed on the Tokyo Stock Exchange (Ticker number: 4180). Visit www.appier.com for more information. About the role We are seeking skilled and motivated Senior Software Engineer, Backend Development(BotBonnie) to join our dynamic team. As a Senior Backend Development (BotBonnie), you will play a crucial role in designing, developing, and maintaining the server-side applications that power our web. Responsibilities Develop efficient and scalable backend services using Node.js, Express.js, and other relevant technologies. Collaborate with cross-functional teams, including frontend developers, product managers, and designers, to design and implement robust APIs and web services. Ensure the performance, security, and reliability of server-side applications, identifying and resolving bottlenecks and bugs as necessary. Integrate with databases and data storage solutions, such as MongoDB, MySQL, Redis, RedShift or other NoSQL databases. Implement unit tests and conduct code reviews to maintain high code quality and foster a collaborative development environment. Participate in architectural discussions and contribute innovative ideas to improve system architecture and performance. Stay up-to-date with the latest trends and advancements in Node.js and backend technologies to propose suitable improvements to existing systems. Troubleshoot and debug production issues, providing timely resolutions and minimizing downtime. Optimize applications for maximum speed and scalability, considering factors like caching, load balancing, and distributed systems. Continuously improve development processes and best practices to ensure efficient and reliab

SOBRE A CAPCO A Capco é uma consultoria global de tecnologia e negócios, focada no setor de serviços financeiros e energia, somos apaixonados por ajudar nossos clientes, temos 40 escritórios nas Américas, Europa e Ásia-Pacífico! Se criatividade e inovação são sua paixão, a Capco é ideal para você. Vamos te apoiar e ajudar a acelerar sua carreira! Estamos em busca de um consultor Desenvolvedor(a) Fullstack com foco em Backend Senior , proativo e com forte foco em desenvolvimento front-end, para apoiar e aprimorar a Experiência Autenticada do cliente. Principais Responsabilidades Sólida experiência em desenvolvimento Java. Familiaridade com Spring Boot. Conhecimento prático do ecossistema AWS. Comunicação proativa e bom relacionamento com stakeholders. Capacidade de identificar ambiguidades antecipadamente e levantar questionamentos quando os requisitos ou as histórias no Jira não estiverem claros. Forte senso de responsabilidade e comprometimento com o cumprimento dos acordos assumidos. Capacidade de gerenciar alterações de código utilizando práticas disciplinadas de branching e controle de versão. Familiaridade com o uso de ferramentas de desenvolvimento assistidas por IA (por exemplo, Claude), mantendo uma compreensão aprofundada do código gerado, da abordagem de implementação e da solução resultante. Capacidade de explicar, solucionar problemas e dar suporte a código Java, independentemente de ferramentas assistidas por IA terem sido utilizadas durante o desenvolvimento. Inglês avançado - Irá atuar com time do EUA diariamente POR QUE CAPCO: Na Capco promovemos uma cultura inclusiva. Valorizamos a diversidade em todas as suas expressões. Pensamos, em conjunto, sempre em ações diversas de inclusão e de responsabilidade social através de comitês internos geridos pela nossa comunidade interna, como os grupo de Mulheres, Pessoas Com Deficiência, Pessoas Negras, LGBTQIAPN+, Parentalidade, Gerações, entre outros.

Razorpay is one of India’s leading full-stack financial technology companies, powering the way businesses move, manage, and grow money. Founded in 2014 by Harshil Mathur and Shashank Kumar with a simple vision - to simplify payments for Indian businesses - we’ve since grown into a fintech powerhouse driving India’s digital payment revolution. Razorpay powers millions of businesses with a smarter, scalable stack that goes beyond transactions to help them truly build and grow. From building AI-native agentic payments, to AI-assisted fraud detection and real-time risk intelligence to automated reconciliation, smart payouts, and predictive financial insights, we are embedding intelligence across our stack to make money movement faster, safer, and more efficient. In close collaboration with ecosystem partners - including banks, networks, regulators - we are pioneering industry-first solutions that are shaping the next era of fintech Across India, Singapore and Malaysia, our products span everything from seamless checkouts to payroll automation - powering a fintech ecosystem that’s redefining how money moves across Asia. Today, that ecosystem supports everyone from early-stage startups to some of India’s largest enterprises, enabling them to accept, process, and disburse payments at scale while expanding into new ways of managing money more efficiently. Our scale speaks volumes: Razorpay processes $180+ billion in annualized transactions, powering leading businesses like Airbnb, Facebook, WhatsApp, Airtel, CRED, BookmyShow, Zomato, Swiggy, Lenskart, Mirae Asset Capital markets, Indian Oil, National Pension Scheme - and over 100 of India’s unicorns. With strong roots in India and growing operations in Southeast Asia, we are shaping the next chapter of financial technology across the region. We are backed by global investors including GIC, Peak XV Partners (formerly Sequoia Capital India & SEA), Tiger Global, Ribbit Capital, Matrix Partners, MasterCard, and Salesforce V

As a Senior Software Engineer on our growing Battery team, you will design and develop backend services that support residential battery programs, building against industry-standard energy protocols such as OpenADR, IEEE 2030.5, and related smart grid communication standards while maintaining a strong security posture across our infrastructure. Working closely with leading battery providers, you will improve grid flexibility and help push virtual power plants forward towards a sustainable climate future. You would join a relatively new and growing team with the opportunity to own integrations and contribute to highly visible projects with significant client impact. Partnering with engineers, product, and OEMs, you will design backend services that provide direct client value and unlock the full potential of residential batteries. Main Responsibilities: What you'll do Build and maintain integrations with industry-standard energy protocols and specifications, including OpenADR, IEEE 2030.5, and related smart grid/DER communication standards Develop and maintain our client-facing REST API and the backend logic that powers it Build integrations with distributed internal services to abstract away complexity and enable new product capabilities Ensure proper security and data protection policies, procedures, and monitoring are in place Collaborate with product and engineering to continuously improve requirements and software quality Collaborate with other teams to enable new API features and help them build on top of utility client data Update utility-facing Web portal to support new integrations Drive and embody the “Dev Owns Quality” culture Write and maintain technical documentation Other duties as assigned Required Skills and Experience: What you need 5+ years of professional software engineering experience Experience building against industry energy specifications such as OpenADR, IEEE 2030.5, OCPP, or similar smart grid/DER communication standards Experience with the

Job Requisition ID # 26WD101388 Position Overview Are you passionate about building scalable backend systems that power mission-critical services? Do you thrive in a fast-paced, innovative environment? Join Autodesk and help us deliver world-class solutions for millions of users worldwide! Roles & Responsibilities Own and Evolve Core Microservices: Take charge of essential microservices that form the backbone of our data platform, working within a professional Scrum team Deliver High-Quality Code: Write clean, efficient, and maintainable code that meets our rigorous engineering standards Drive Performance and Scalability: Proactively identify and resolve issues related to performance, stability, and scalability, ensuring our systems are robust and future-ready Champion Test Automation: Contribute to our automated testing efforts, ensuring reliability and quality at every stage Collaborate Across Teams: Work closely with Product Owners, Scrum Masters, and fellow developers to turn requirements into high-impact microservices that delight our customers Innovate and Experiment: Research and prototype new technologies and patterns to keep our backend architecture at the cutting edge Deliver Results:

POSITION SUMMARY: Are you ready to make a real impact on people's lives and be a part of a rapidly-growing team? Natera is seeking a Senior Software Engineer to help lead the design, development, and maintenance of our commercial services, a critical backend microservice that powers our business operations. As a senior member of our engineering team, you will play a key role in driving technical excellence in our order processing systems, mentoring other engineers, and helping to positively impact patient outcomes. Join us in our mission to change the way disease is managed, and be a part of a team of dedicated professionals who are passionate about making a difference. Senior Software Engineer - Commercial Services is responsible for leading technical initiatives, mentoring engineers, and driving best practices in the development and maintenance of microservices that handle sales order processing and management. The role requires strong expertise in Java and Spring Boot, working with GraphQL APIs and event-driven architectures in a rapidly changing environment. PRIMARY RESPONSIBILITIES: Lead design and technical implementation decisions and help guide key stakeholders on the team to ensure that design and technical decisions meet a high standard of excellence and ensure robust order processing capabilities Mentor engineers, perform code reviews, and drive adoption of engineering best practices including AI tooling Work closely with Product Managers to gather requirements, walk through the design with stakeholders, and support software all the way from initial ideation to release, operation, and maintenance Lead the design, building, and maintenance of highly available backend systems to support our business applications, order processing, and integration with other services Drive quality initiatives and support QA activities in conjunction with our QA engineering teams QUALIFICATIONS: 7+ years of overall software development experience, with fo

Who Are We? Postman is the world’s leading API platform, used by more than 45 million+ developers and 500,000 organizations, including 98% of the Fortune 500. Postman is helping developers and professionals across the globe build the API-first world by simplifying each step of the API lifecycle and streamlining collaboration—enabling users to create better APIs, faster. The company is headquartered in San Francisco and has offices in Boston, New York, Austin, Tokyo, London, and Bangalore - where Postman was founded. Postman is privately held, with funding from Battery Ventures, BOND, Coatue, CRV, Insight Partners, and Nexus Venture Partners. Learn more at postman.com or connect with Postman on X via @getpostman. P.S: We highly recommend reading The "API-First World" graphic novel to understand the bigger picture and our vision at Postman. About the Team : The Identity and Access Management team is responsible for building a secure, reliable, and seamless identity platform for all Postman users. This team owns the systems behind authentication, session management, access control, service accounts, invites, and other foundational identity capabilities that power the product. Postman’s identity layer is a critical part of the product experience. It sits on the path of every authenticated request and enables users, teams, and systems to access Postman securely and collaborate effectively. The team works on a mix of core platform improvements, new product capabilities, and reliability/security investments. What You’ll Do: Design, build, and evolve backend systems that power Postman’s identity and authentication platform. Own projects end to end: clarify requirements, drive technical design, implement solutions, manage rollout, and support production. Work closely with Product, Design, and Engineering teams to scope, build, test, and launch new features and platform improvements. Improve system reliability, scalability, observability, and operational readiness for service

We are looking for a Senior/Staff Software Engineer to lead the development and scaling of our cloud services and APIs that handle ride hailing for Zoox’s production-grade robotaxi service. These services include dispatch, routing, payments, mobile APIs, telemetry processing, service metrics and more. In this role, you will: Design and build scalable, efficient, and robust backend systems for Zoox’s ride-hailing service Own core functionality such as payments, fleet dispatch, service management Make significant contributions to technical roadmaps, development plans and execute on them effectively. Uphold engineering excellence by demonstrating best practices in software development including design review, code review, software testing and documentation. Qualifications 8+ years of cloud software experience Experience running and optimizing production-grade systems for maximum efficiency and resilience. Extensive experience with the design, implementation and operation of backend microservices. Proficiency with Kotlin or Java, REST APIs and SQL. Experience running production services using cloud infrastructure such as Kubernetes and Docker Bonus Qualifications Experience with Spring Boot based microservice architectures, PostgreSQL, Elasticsearch Experience in transportation, robotics, logistics, or autonomous vehicles. Experience with event driven architecture and Kafka. About Zoox Zoox is developing the first ground-up, fully autonomous vehicle fleet and the supporting ecosystem required to bring this technology to market. Sitting at the intersection of robotics, machine learning, and design, Zoox aims to provide the next generation of mobility-as-a-service in urban environments. We’re looking for top talent that shares our passion and wants to be part of a fast-moving and highly execution-oriented team. Follow us on LinkedIn Accommodations If you nee

Block builds simple, powerful tools that make progress towards an economy that’s truly open to all. Each of our brands unlocks different aspects of the economy for more people. Square makes commerce and financial services accessible to sellers. Cash App is the easy way to spend, send, and store money. Afterpay is transforming the way customers manage their spending over time. TIDAL is a music platform that empowers artists to thrive as entrepreneurs. Bitkey is a simple self-custody wallet built for bitcoin. Proto is a suite of bitcoin mining products and services. Together, we’re helping build a financial system that is open to everyone. Join us. The Role Product Platform Engineering builds and unifies the foundational systems Block engineers use to create, ship, and operate products. Within Product Platform Engineering, the Data Stores team builds the database and storage platforms that help engineering teams manage data safely, reliably, and efficiently. We are looking for a Senior Software Engineer with experience in databases and a generalist mindset. You will build new database platform capabilities, improve the systems engineers depend on every day, and work across backend services, distributed systems, cloud infrastructure, and developer tooling. This is a software engineering role for someone who enjoys going deep on database problems without being limited to one technical domain. You will ask good questions, make sound technical bets, and use AI as a native part of how you explore, build, test, and learn You Will Design, build, and operate database and storage platform software that helps Block engineers build reliable products. Build services, APIs, and developer tools that automate database provisioning, schema changes, data migrations, upgrades, and other lifecycle operations. Solve database scaling and performance problems while protecting data correctness, durability, and availability. Work across database behavior, application code, distributed system

Block builds simple, powerful tools that make progress towards an economy that’s truly open to all. Each of our brands unlocks different aspects of the economy for more people. Square makes commerce and financial services accessible to sellers. Cash App is the easy way to spend, send, and store money. Afterpay is transforming the way customers manage their spending over time. TIDAL is a music platform that empowers artists to thrive as entrepreneurs. Bitkey is a simple self-custody wallet built for bitcoin. Proto is a suite of bitcoin mining products and services. Together, we’re helping build a financial system that is open to everyone. Join us. The Role Product Platform Engineering builds and unifies the foundational systems Block engineers use to create, ship, and operate products. Within Product Platform Engineering, the Data Stores team builds the database and storage platforms that help engineering teams manage data safely, reliably, and efficiently. We are looking for a Senior Software Engineer with experience in databases and a generalist mindset. You will build new database platform capabilities, improve the systems engineers depend on every day, and work across backend services, distributed systems, cloud infrastructure, and developer tooling. This is a software engineering role for someone who enjoys going deep on database problems without being limited to one technical domain. You will ask good questions, make sound technical bets, and use AI as a native part of how you explore, build, test, and learn You Will Design, build, and operate database and storage platform software that helps Block engineers build reliable products. Build services, APIs, and developer tools that automate database provisioning, schema changes, data migrations, upgrades, and other lifecycle operations. Solve database scaling and performance problems while protecting data correctness, durability, and availability. Work across database behavior, application code, distributed system

We’re building a world of health around every individual — shaping a more connected, convenient and compassionate health experience. At CVS Health®, you’ll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger – helping to simplify health care one person, one family and one community at a time. Position Summary: We are seeking a highly skilled backend-focused Senior Software Engineer to join our modernization team focused on transforming the legacy CVS pharmacy systems into a cutting-edge, cloud-native platform. As part of the team, you will play a crucial role in designing and developing microservices that drive the modernization of critical patient and drug domains. You will work on integrating cloud-native solutions, enhancing performance, and ensuring seamless operation within a highly scalable and secure environment. The ideal candidate will have extensive experience in backend development, system design, and a strong understanding of cloud-native software engineering principles. Responsibilities: · Design, build, and maintain scalable data pipelines to support analytics, ML, and operational reporting · Develop robust data ingestion, transformation, and integration workflows using Python, SQL, and modern data engineering frameworks · Build and maintain batch and streaming data pipelines leveraging technologies such as Kafka (or similar pub/sub tools) · Work with Google Cloud Platform (GCP) services, including Cloud Storage, Dataflow, Pub/Sub, BigQuery, Cloud Spanner and Cloud Functions · Develop and manage data APIs and interfaces (REST and GraphQL) to enable high-performance data access across microservices · Implement CI/CD automation fo

Toast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy. The Care Automation team builds the systems and automations that power how Toast supports its customers. Our work connects the platforms, workflows, and integrations that our Customer Care Agents rely on every day to resolve issues quickly and deliver a great customer experience. We are looking for a Senior Software Engineer to join this team and help shape the future of how these teams operate. You will contribute to building a strong technical foundation that will carry Toast through the next decade and beyond. In this role, you will design, build, and own backend services and integrations spanning Salesforce, billing systems, identity verification and AI-enabled case management workflows. You will partner closely with Salesforce developers, operations stakeholders, and AI engineers to translate complex business processes into reliable, maintainable automation. A day in the life (Responsibilities) Design, build and own backend services and APIs that power workflows for Customer Care Agents and the broader Toast team Build and maintain integrations across a complex ecosystem of internal and external systems, including Salesforce, billing middleware, document management, and iPaaS workflow automation platforms Write automated tests and participate in code reviews to maintain code quality and system reliability Monitor feature rollouts, respond to incidents, and iterate based on performance data and customer feedback Partner with product, design, and cross-functional teams to define requirements and deliver on shared goals Leverage AI-augmented development tools to increase development velocity and code quality What you'll need to thrive (Requirements) Bachelor's degree in Computer Science or a related field, or equivalent practical experience 5+ years delivering production backend s

As a Senior Software Engineer on our growing Battery team, you will design and develop backend services that support residential battery programs while maintaining a strong security posture across our infrastructure. Working closely with leading battery providers, you will improve grid flexibility and help push virtual power plants forward towards a sustainable climate future. This role is back-end and data focused, giving you the opportunity to build services, APIs, and new features to improve the quality and breadth of our battery solutions. You would join a relatively new and growing team with the opportunity to contribute to highly visible projects with significant client impact. Partnering with engineers, product, and OEMs, you will design backend services that provide direct client value and unlock the full potential of residential batteries. Main Responsibilities: What you'll do Build and maintain features across our battery solution Develop and maintain our client-facing REST API and the backend logic that powers it Build integrations with distributed internal services to abstract away complexity and enable new product capabilities Ensure proper security and data protection policies, procedures, and monitoring are in place Collaborate with product and engineering to continuously improve requirements and software quality Collaborate with other teams to enable new API features and help them build on top of utility client data Drive and embody the “Dev Owns Quality” culture Write and maintain technical documentation Other duties as assigned Required Skills and Experience: What you need 5+ years of professional software engineering experience Experience with the Java/Spring ecosystem Expertise in RESTful web APIs, especially those targeting external clients Strong software design skills Familiarity with relational database fundamentals (we mostly use PostgreSQL) Strong problem-solving skills, capable of balancing multiple use cases while enabling flexibility Kno