Senior Java Backend Engineer - GraphQL & Blockchain
Abode Tech Zone
Senior Java Backend Engineer - GraphQL & Blockchain (GraphQL, GCP, Blockchain with AI Experience) Domain EXP - Banking and Finance Location - Austin, TX or Dallas, TX Mandatory 5+ years of software development experience with Java Strong experience building GraphQL APIs (Apollo, graphql-java, or similar) Solid understanding of distributed systems and microservices Hands-on experience with Google Cloud Platform (GCP) Experience working with Blockchain technologies (public or private) Proficiency in SQL and NoSQL databases Preferred Experience with Spring Boot, Micronaut, or Quarkus Familiarity with Ethereum, Hyperledger Fabric, or other blockchain frameworks Knowledge of Web3 concepts , wallets, and cryptography basics Experience with event-driven architectures and messaging systems Understanding of scalability, fault tolerance, and system resiliency Abode Tech Zone
- Sr. Java Backend Engineer Position Description CGI is seeking a highly skilled Senior Java Backend Engineer to design, develop, and support scalable, cloud native applications within a high impact investment operations environment. This role requires an experienced...SeniorFull timeLocal area
$56.6k - $153.3k
Java Backend Engineer Position Description CGI is seeking to hire a Java backend engineering experienced in building resilient systems that power mission critical financial operations. Join our agile team and participate in the design of scalable, high performance...SuggestedFull timeLocal area- ...and cost, and documenting the decisions so the next engineer understands them. You'll go deep on the backend: Python services and APIs, data modeling in... ...improvements that keep it from happening again. Seniority here isn't just scope of code - it's scope of influence...Senior
$97.5k
...Senior Back End Engineer Work Shield is seeking a full‑time Senior Back End Engineer to join our... ...and maintain high‑performance, scalable backend services and APIs. Optimize and refactor... .... API Development with RESTful and GraphQL standards. Authentication &...SeniorFull timeWork at officeFlexible hours- ...Role We're seeking skilled a Senior Software Engineer to design and develop the core API services and backend systems that power... ...performance services using Python, Go, Java, or similar modern programming... ...implement RESTful APIs and GraphQL services with proper authentication...SeniorContract work
- ...Mid-Level Software Engineer Join Veryable, a trailblazing platform revolutionizing manufacturing and empowering individuals to thrive... ...is seeking a mid-level Software Engineer specializing in Backend technologies to join our Product Engineering team. This pivotal...SeniorWork at officeFlexible hours
$121.5k - $145.5k
...seeking a seasoned Sr. Software Engineer in the North America Mobility organization... ...object oriented code in our backend services.Develop public REST APIs using Java and internal gRPC APIs for inter-... ..., and drive alignment with other senior engineers.Write automated unit...SeniorFull timeRemote workFlexible hours$107.12k - $160.68k
...development, and implementation of complex middleware applications using Java and Spring Boot: Utilize AI-powered code generation tools (e.g.... ...provide technical guidance to junior and mid-level software engineers, fostering a culture of technical excellence and continuous...SeniorFull time$112.5k - $147.5k
...Senior Finance Systems AnalystCircle is one of the world's leading internet financial platform companies, building the foundation of... ...through digital assets, payment applications, and programmable blockchain infrastructure. Circle's platform includes the world's largest...BlockchainSeniorWork experience placementFlexible hours- ...Blockchain is connecting the world to the future of finance. As the most trusted and fastest-growing global crypto company, it helps... ...1 trillion in crypto transactions. We are looking for a Senior IT Engineer to join our Operations team based in Dallas. WHAT YOU...BlockchainSeniorFull timeApprenticeshipWork at officeRemote workWorldwideFlexible hours
$148.5k - $247.5k
...We're seeking someone to join our team as a Senior Digital Asset Advisory Compliance Officer in U.S. Bank Compliance to shape the Morgan... ...reserves under IL 1172 (reserve deposits) and IL 1174 (use of blockchain/distributed ledgers for payments). Experience with consumer...BlockchainSeniorTemporary work- ...Skill and Experience• Proficient in full stack development with Java.• Expertise in Java, Spring Boot, Hibernate, and JPA.• Strong... ....• Background in test-driven development (TDD) • Experience in Blockchain and capital markets is good to have.Additional Required Qualifications...BlockchainFull timeTemporary workRelocation
- ...Logic & Tooling: Develop and maintain the backend "tools" (APIs, scrapers, database... ...multi-agent coordination. RAG Pipeline Engineering: Build and optimize data ingestion and... ...implement secure, high-performance REST or GraphQL APIs that serve as the interface between...
$102.5k - $187.9k
...Tax analytics and reporting enhancements Emerging tax technology, including robotic process automation, artificial intelligence, blockchain, cloud solutions, data lake development and business intelligence innovation Tax technology program mobilization Custom tax technology...BlockchainSeniorSummer holidayFlexible hours- ...Job Description Job Description Roles and Responsibilities: · Strong experience in Java, Spring Boot, and Microservices · Hands-on experience with Angular 10+ and modern JavaScript (ES6+) · Experience with REST APIs, SQL/NoSQL databases...Senior
$144.7k - $261.3k
...combining cutting-edge research, robust engineering, and large-scale systems to make this future... ...from the ground up—combining robust backend infrastructure with intuitive, performant... ...with RESTful APIs, WebSockets, and GraphQL.BS, MS in Computer Science, Human-Computer...SeniorFull timeLocal areaRemote workWork from homeRelocation packageFlexible hours- ...Job Details Job Location: OHJob Summary: The Senior Back-End Software Developer will be responsible for designing and developing... ...Qualifications ~ Bachelor’s degree in Computer Science, Engineering, Information Systems, or equivalent work experience ~6+...SeniorTemporary workWork experience placement
$102.5k - $187.9k
...analytics and reporting enhancements Emerging tax technology, including robotic process automation, artificial intelligence, blockchain, cloud solutions, data lake development and business intelligence innovation Tax technology program mobilization Custom tax...BlockchainSeniorSummer holidayFlexible hours$130k - $180k
...Salary: $130,000 - 180,000 per year Requirements: We need a senior full-stack developer who can contribute from day one. We... ...on experience with React, Node.js, TypeScript, PostgreSQL, and GraphQL. Were looking for 3+ years of production full-stack development...SeniorFull timeMonday to Friday- ...We are currently looking for a Senior Backend Engineer for a 100% remote position on a large federal government healthcare technology project... ...software engineering roles. ~Strong hands-on experience with Java, Spring Boot, RESTful API development, and service-oriented...SeniorRemote jobFull time
- ...Job Description Job Description Senior Software Engineer - Backend Integrations Diversified Services Network, Inc. (DSN) is seeking a full-time Senior Software Engineer - Backend Integrations to join our team in Irving, TX. We offer full benefits, PTO, 401k,...SeniorFull timeContract work
- ...the Role We're seeking a talented Senior Full Stack Software Engineers to join our growing engineering team... ...responsive web applications using Node.js backends and Vue.js frontends Testing:... ...Design RESTful APIs and GraphQL services for seamless frontend-backend...Senior
- ...Dallas and led by a team of travel industry veterans. About this Role Vogo is seeking a versatile, highly skilled Senior Backend Engineer to join our engineering organization. In this role, you’ll help ensure high performance, reliability, and scalability, and...SeniorFull timeRemote workWorldwide
- ...Role Overview The Java Full Stack Developer to join our technology team at a leading retail bank. This role involves designing, developing... ...development experience with at least 3+ years in a lead or senior role ~ Strong expertise in Java 11+ and Spring Boot framework...SeniorLocal area
- .../10/2026 Hiring Organization: Rose International Position Number: 507256 Industry: Financial Services Job Title: Senior Full Stack Java Developer Job Location: Irving, TX, USA, 75039 Work Model: Hybrid Work Model Details: Hybrid Model- 3 Days onsite/...SeniorHourly payFull timeTemporary workRemote workShift work
- ...Understanding of software development concepts. C++, C, Java, Golang, Ruby, Python, Perl, SQL. Preferred technical and professional... ...adopter of artificial intelligence, quantum computing and blockchain. Now it's time for you to join us on our journey to being a...BlockchainFull timeContract workPart timeFixed term contractInternshipShift work
- ...property issuess Supporting M&A and financing transactions Supporting transactions involving new technologies such as AI and blockchain Advising start-ups and emerging companies on development, manufacturing, and product launch issues The ideal candidate...BlockchainSeniorWork at office
- ...lead architecture design, and collaborate with product owners to transform the enterprise into a data-driven organization. Strong Java, distributed systems and DevOps experience are required. This role emphasizes strategic thinking, collaboration across stakeholders,...Senior
$107.12k - $160.68k
...Citi is looking for a Senior Java Developer to design, build, and deliver complex software... ...solutions being built. Understand engineering needs including those required to build... ...with strong hands-on expertise in Java backend engineering as the primary technical discipline...SeniorFull time- OverviewThe Infosys Engineering unit is dedicated to amplifying product-centric value delivery through innovative engineering solutions. We... ...team developmentRequired Skill and ExperienceExperience in Java Full Stack development with Spring Boot, Microservices, REST APIs...Full timeTemporary workRelocation
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