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Experience Level
Senior
Qualifications
Proven experience as a Java Backend Engineer with expertise in microservices architecture and distributed systems. Strong knowledge of data processing techniques and data analytics, particularly within the Web3 context. Familiarity with blockchain technologies and on-chain data analysis. Proficiency in designing and implementing APIs and handling large datasets. Excellent problem-solving skills, with a focus on performance optimization and system reliability. Ability to work collaboratively in a fast-paced environment and communicate effectively with cross-functional teams.
About the job
Join Binance, the forefront of the global blockchain revolution, and be part of the team driving innovation in the world’s largest cryptocurrency exchange, recognized for its unparalleled trading volume and user base. With over 300 million users across 100+ countries, we are committed to providing industry-leading security, transparency in user funds, rapid trading engine capabilities, and a vast array of digital asset products. Our offerings encompass trading, finance, education, research, payments, institutional services, Web3 functionalities, and more. Our mission is to harness the potential of digital assets and blockchain technology to create an inclusive financial ecosystem, advancing monetary freedom and enhancing financial access for individuals globally.
We are actively seeking a Senior Java Backend Engineer (Web3 Data) to spearhead the design and development of cutting-edge on-chain data processing and computation pipelines. In this pivotal role, you will architect high-performance, scalable, and reliable backend systems that efficiently parse, transform, and analyze blockchain data in real-time across multiple chains.
This position demands a robust background in Java microservices, distributed systems, and data-intensive computation, coupled with a deep understanding of Web3 ecosystems and on-chain data analytics. You will collaborate closely with blockchain researchers, data engineers, and backend teams to deliver low-latency APIs and generate large-scale data insights that power our DeFi and on-chain analytics products.
About Binance
Binance stands as a beacon in the blockchain industry, leading the charge with the world's largest cryptocurrency exchange by trading volume. Our commitment to security, transparency, and innovation has garnered the trust of over 300 million users in more than 100 nations. At Binance, we do not just facilitate trading; we empower individuals and institutions with a complete suite of digital asset services. Our vision is to leverage blockchain technology to build a more inclusive financial world, promoting accessibility and freedom in financial transactions.
Join Canonical as a Junior Software Developer and contribute to our innovative Observability team. Leverage your Python and/or Go skills to create a robust, cloud-native monitoring stack that integrates top-tier open-source monitoring tools. Your work will empower users with seamless insights and enhance operational efficiency for administrators. This is an …
As a (Senior) SAP ABAP Developer/Architect – Product Development (m/w/d) at Natuvion, you will play a pivotal role in shaping the future of our product family and transformation platform, Natuvion DCS (Data Conversion Suite). You will collaborate closely with our transformation business and partners.Your Responsibilities:Lead the design, development, and enhancement of our service and tool portfolio.Conceptualize, develop, and implement new functionalities for the Natuvion Data Conversion Suite.Set up and conduct integration and unit tests.Enhance existing functionalities by identifying optimization potential, fixing bugs, implementing product requirements, and ensuring consistent product quality.Translate project solutions into product designs and templates.Continuously monitor product security and performance, taking ad-hoc actions as necessary.
Join Our Team!Welcome to Xebia, where expertise flourishes! With nearly twenty years of experience, we deliver innovative digital solutions to clients across various industries worldwide. Our esteemed partners include renowned brands such as UPS, McLaren, Aviva, Deloitte, and many more.Our enthusiasm for cloud technology drives us to collaborate with three of the industry's leading cloud providers: Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP). We proudly became the first AWS Premier Consulting Partner in Poland.Previously known as PGS Software, we joined the Xebia Group in 2021, a collective of interconnected companies committed to making a significant impact on the technology landscape.At Xebia, we embody innovation, boast a talented workforce, and strive for technological excellence. Our global projects provide us with the opportunity to attain international recognition and establish thought leadership within our field.Our mission is crystal clear: We aspire to be the authority in our area of expertise.What sets us apart is our attention to detail, our commitment to knowledge sharing, and our belief in the potential of every individual, fostering personal growth within our teams. We invite you to visit us and witness our culture firsthand!Now, let's shift the focus to you.We encourage you to send us your resume and start a conversation to join the #Xebia family.Your Role:Collaborate with global teams across Europe, the UK, and Asia.Design and build architecture, system components, microservices, and occasionally DevOps solutions.Engage with clients from diverse sectors.Work in an agile environment using tools like GIT, Azure DevOps, Jira, Confluence, and Miro.Participate in internal technical workshops, guild meetings, and attend external conferences (webinars, SoftwareTalks) and integration events.
Join our dynamic team as a Junior Business Development Specialist! At Flying Bisons, we are on the lookout for a motivated and commercially savvy individual ready to help drive our growth. In this pivotal role, you will be instrumental in identifying fresh opportunities, qualifying leads, and establishing connections with enterprise and government clients across Europe and MENA.This position is not your typical Sales Development Representative role. We engage in intricate, high-value projects centered around digital transformation and strategic design. Therefore, we seek a candidate who can engage in insightful discussions, conduct thorough research, and utilize AI tools to enhance productivity.If you are ambitious, eager to learn, and passionate about the transformative impact of AI on sales and business operations, we want to hear from you!
Do you possess expertise in quality control within garment manufacturing and have a passion for shaping the future of AI systems? As AI technology continues to be integrated into global manufacturing, supply chain management, and production analytics, the effectiveness of these models in understanding quality standards, inspection methods, and factory processes relies heavily on accurate and real-world training data. This data is essential and begins with industry professionals who have firsthand knowledge of garment production and evaluation. We are seeking Garment Manufacturing Quality Control Specialists with practical experience in inspecting garments and finished products in production environments. In this role, you will assess AI models on real-world quality control scenarios that encompass defect identification, measurement tolerances, stitching quality, material consistency, finishing standards, and production compliance. This project aims to evaluate the models' understanding of manufacturing workflows, common failure points, and quality decision-making at scale. Your daily responsibilities will include reviewing and discussing garment quality inspection scenarios with the AI model, verifying the alignment of model reasoning with genuine factory quality control practices, evaluating defect classification and severity assessments, analyzing inspection workflows throughout various production stages, identifying recurring model errors, and suggesting enhancements to training prompts and evaluation criteria. Ideal candidates will have a solid background in garment manufacturing environments, including familiarity with sewing processes, production lines, and inspection checkpoints. Advanced technical education is not required; however, practical experience on the factory floor in quality checking or garment inspection is highly valued. Excellent communication skills and the ability to articulate quality judgments and production realities are a must. Are you ready to leverage your garment manufacturing quality control expertise to build the knowledge foundation for the AI models of tomorrow? Apply today to contribute to the advancement of manufacturing quality worldwide.
Join Our Team!Welcome to Xebia, where innovation meets expertise! For almost 20 years, we've been at the forefront of crafting digital solutions for a diverse range of clients globally, including renowned brands such as UPS, McLaren, Aviva, and Deloitte. Our passion for Cloud-based technologies drives us to maintain strong partnerships with industry giants like Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP). Notably, we proudly hold the title of the first AWS Premier Consulting Partner in Poland.Previously known as PGS Software, we became a part of the Xebia Group in 2021, joining a collective of companies dedicated to making a significant impact in the tech world. At Xebia, we embody innovation and excellence, consistently earning global recognition and leading in thought leadership—offering our teams the chance to engage in groundbreaking projects.Our mission is encapsulated in one word: Authority. We aspire to be acknowledged as the foremost authority in our field. What sets us apart? It’s our commitment to details, a culture of knowledge, and a belief in everyone's potential, all aimed at fostering personal and professional growth. We invite you to experience this firsthand!We’re eager to learn about you!Send us your resume to begin your journey with #Xebia.Your Role:Design, develop, and maintain robust and scalable backend services and APIs utilizing Node.js and TypeScript, ensuring optimal performance and dependability.Architect and implement RESTful and/or GraphQL APIs, alongside microservices-based solutions tailored to meet intricate business needs.Collaborate with cross-functional teams to define and implement technical solutions, enhance system architecture, and advocate for engineering best practices.Optimize database schemas and queries, ensuring data integrity, security, and performance across both relational and non-relational databases.Support DevOps and cloud initiatives by engaging with CI/CD pipelines, containerization, monitoring, and cloud infrastructure, to ensure seamless deployments and system observability.
About UsAt Boost, we are pioneering the onchain incentives layer for cryptocurrency applications. Our mission is to assist teams in designing and executing incentive programs that reward genuine onchain actions, thereby fostering sustainable revenue rather than superficial metrics.As a compact and experienced team, we empower our Business Development Lead to take full ownership of the sales pipeline. This role encompasses identifying, closing, and nurturing relationships with protocols, chains, and applications that leverage Boost for their campaigns. You'll collaborate directly with founders and product teams to influence our market strategy and define our target audience.Key ResponsibilitiesManage the complete sales pipeline – From sourcing leads to closing deals and launching campaigns, you will be involved in every stage without hand-offs.Foster relationships within the ecosystem – Engage with L1s/L2s, DeFi protocols, wallets, NFT projects, and emerging onchain applications, quickly identifying key decision-makers.Design tailored incentive campaigns – Collaborate with clients to create campaigns that align with their objectives, including user acquisition and governance participation.Establish repeatable sales processes – Analyze successful conversions, effective messaging, and optimal deal structures, turning insights into actionable playbooks.Collaborate with product and marketing teams – Relay client feedback and market insights to guide product development and coordinate marketing efforts.Maintain ongoing client relationships – Oversee renewals, expansions, and performance reviews, acting as the primary contact for active partners.Represent Boost within the ecosystem – Attend conferences, engage on social media, and participate in governance forums to enhance Boost's visibility.
Job Title: Hyperledger Sawtooth Developer - Remote ContractLocation: AnywhereExperience: Proven experience with Hyperledger SawtoothType: Contract AssignmentSponsorship: Not availableSalary Range: Hourly rate varies based on contract durationAdditional Compensation: Client will provide training on relevant technologies. Relocation is unnecessary.BloKchain Talent, a leading blockchain recruitment agency, is actively searching for a skilled remote developer proficient in Hyperledger Sawtooth.Our client, a prominent software organization, will offer training in their advanced blockchain technologies as part of this engagement. This opportunity will significantly enhance your market value while you contribute to exciting projects.Engagement durations range from six months to over one year, providing ample opportunity for professional growth.
Join rwazi as the Talent Development & AI Enablement Lead, where you will be pivotal in shaping our talent strategy and enhancing our capabilities through AI technologies. In this role, you will develop and implement innovative training programs that leverage AI to optimize employee development and performance. Collaborate with cross-functional teams to identify talent needs and deliver solutions that empower our workforce to thrive in a dynamic environment.
About the CompanyTrust Wallet stands as the premier non-custodial cryptocurrency wallet, with over 200 million users globally relying on us to safely manage and expand their digital assets. We envision a world where individuals possess full ownership of their assets, actively participate in the evolving economy, and seize opportunities that enhance their lifestyles. Our mission is to be a trusted ally, guiding users through Web3, the on-chain economy, and the burgeoning AI-driven future. With support for over 10 million assets across more than 100 blockchains, Trust Wallet delivers a seamless, multi-chain experience, fortified by industry-leading self-custody technology, a vibrant community, and an expanding ecosystem of partners.Role OverviewWe are on the lookout for a strategic and results-oriented Director of Business Development to spearhead Trust Wallet's partnership ecosystem. In this crucial position, you will identify, negotiate, and implement high-impact strategic alliances with influential players across the Fintech and Web3 sectors and beyond, driving user growth, business innovation, and market leadership.Key ResponsibilitiesStrategic PartnershipsDevelop strategic partnerships with blockchain entities and decentralized applications to enhance Trust Wallet's market presence and user interaction.Actively engage with the Web3 and fintech ecosystems, including dApps, protocols, developer communities, and venture capitalists, to position Trust Wallet as the wallet solution of choice.Oversee the entire partnership lifecycle, from targeted outreach and expert negotiation to successful deal completion and ongoing collaboration.Strategic Planning & Market IntelligenceDesign and execute a robust business development strategy to accelerate user acquisition and revenue growth by conducting thorough analyses of competitors, upstream and downstream partners, and the dynamic Web3 landscape.Assess the effectiveness of BD initiatives through rigorous impact analysis, gathering actionable feedback, and utilizing data-driven insights to refine growth strategies.Collaborate with leadership to prioritize high-impact opportunities, providing strategic insights and regular updates to the CEO on BD performance, market trends, competitor activities, technological advancements, and regulatory changes.Team Leadership and InfluenceMentor and guide the BD team, fostering a collaborative environment that encourages innovation and high performance.
About UsAt Secture Labs, we are a dedicated team of over 40 technology professionals passionate about delivering high-quality software, products, and services to our clients. If you are seeking a project or team that values software quality, best practices, and offers a fantastic work environment with colleagues from whom you can learn, have fun, and collaborate closely, look no further!Our CultureOur team is composed of individuals from diverse technological backgrounds, accustomed to agile methodologies and the flexibility they entail. We work remotely from various locations across the country, while actively fostering our culture through daily stand-ups (with fun activities included), spontaneous coffee chats, discussions, training sessions, in-person events, and let's not forget about our Discord channels!At Secture, we prioritize our team, environment, and culture, and we are looking for individuals who share our commitment.Your ResponsibilitiesFirst Month | OnboardingWe will sit down with you to explain our business model, introduce you to the team, showcase our workflow, and provide you with everything you need in your initial days. Our technology team will guide you through our tech stack, introduce you to all team members, and ensure you have the necessary context to understand the project and the environment in which you will work.You will likely join in the middle of a sprint. Each day begins with a relaxed daily meeting at 10 AM, where team members briefly share their progress on projects, followed by separate team-specific stand-ups.During this first month, both your development teammates and our project managers will be there to support you with anything you need related to your project.Following MonthsAs you familiarize yourself with the project, team, and tech stack, you'll be able to assist in estimating tasks and developments that help prioritize the project backlog. Some sprints will include improvement work aimed at optimizing performance, refactoring, removing legacy code, and avoiding bottlenecks to enhance future scalability.We actively encourage our team members to propose ideas and share suggestions freely, whether for improvements or new initiatives.
Join Upwork's innovative Data Infrastructure team within our Data Platform Services (DPS) organization, where you'll take charge of designing, operating, and automating database systems including Postgres, MySQL, DynamoDB, and MongoDB across Upwork’s sprawling global infrastructure. This pivotal role merges database engineering expertise with software development to craft essential automations for our core data assets. You will manage complex systems utilizing Terraform, RDS, Presto, and Rancher, tackling challenges such as zero-downtime migrations, end-to-end database provisioning, and security hardening at scale. You will also be part of a 24/7 on-call rotation for high-severity database alerts, ensuring operational excellence.
About TrafileaTrafilea is an innovative Consumer Tech Platform dedicated to driving transformative brand growth. We are developing an AI Growth Engine that fuels the next generation of consumer brands.With a remarkable cumulative revenue exceeding $1 billion, a customer base surpassing 12 million, and over 500 talented individuals across 19 countries, we blend technology, growth marketing, and operational excellence to scale purpose-driven, digitally native brands.We own and manage our own digitally native brands (not an agency), proudly featuring our products in major retailers like Walmart, Nordstrom, and Amazon, along with a robust global direct-to-consumer footprint.Why TrafileaAt Trafilea, we are a tech-driven eCommerce group scaling our beloved DTC brands, while empowering ambitious talent to grow at a similar pace. We build and scale our own brands. We invest in AI and automation like few others in eCommerce. We test quickly, grow rapidly, and facilitate your growth. Join a dynamic, diverse, and talented global team. Enjoy a fully remote work environment, competitive USD salary, paid time off, and additional perks.Key ResponsibilitiesYou will oversee the pulse of our wholesale operations, managing 3PL partnerships, coordinating inbound and outbound flows, and executing essential inventory transformations (such as ticketing, re-kits, and DTC-to-wholesale conversions).This role emphasizes precision, process discipline, and collaboration to ensure that every retailer order is shipped on time, in full, and with no errors.Coordinate daily inbound and outbound activities with 3PL partners, ensuring seamless, timely, and accurate execution.Monitor shipments and rectify delivery issues within 24 hours, ensuring effective communication between warehouses and cross-functional teams.Produce precise weekly reports on receipts, order fulfillment, and performance metrics.Facilitate inventory transformations (ticketing, labeling, re-kitting, DTC conversions) while adhering to retailer specifications.Work collaboratively with Sales Ops, Inventory, and Data teams to ensure transparency and alignment in reporting across all channels.Manage retailer-specific SOPs, test launches, and prepare for new account readiness.Lead the automation of reporting and data processes in partnership with BI teams.Establish strong relationships with 3PL partners, fostering a culture of continuous improvement and accountability.Guarantee 100% operational readiness for new retailer launches, from process mapping to system validation.
Profile Overview: As a Senior Drupal Developer, you will play a pivotal role in shaping our digital landscape.We are in search of a seasoned PHP/Drupal engineer to enhance our development efforts across PHP and Drupal, contribute to frontend delivery, ensure quality assurance/testing, and support DevOps practices including CI/CD, monitoring, and cloud infrastructure. You will be part of a dedicated team that prioritizes maintainable code, reliable releases, and strong engineering hygiene.Your Key Responsibilities:Develop and enhance Drupal/PHP solutions: You will be responsible for creating and maintaining Drupal sites/modules, implementing integrations, and facilitating upgrades and configuration management.Frontend feature delivery: You will implement UI components and templates, optimize performance and accessibility, and guarantee cross-browser compatibility.Quality assurance: You will create and execute test plans, support regression testing, and increase test coverage through automated tests (unit, integration, end-to-end).Contribute to DevOps practices: Collaborate on CI/CD improvements, deployment workflows, and assist in maintaining monitoring and observability for production systems.Desired Qualifications:4+ years of professional software development experience.Extensive experience in PHP/Drupal (including development, theming/templates, module work, and adherence to best practices).Proficiency in frontend development (HTML/CSS/JavaScript and modern UI implementation).A robust QA/testing mindset with hands-on experience in feature validation and support for automated testing.Familiarity with DevOps principles, including CI/CD pipelines, monitoring, and cloud infrastructure fundamentals.Experience with modern engineering practices: code reviews, documentation, and iterative improvement.If this aligns with your skills and aspirations, we encourage you to apply!
Join Our Team: We are seeking a talented Full-Stack Product Developer to join Colonist!Working Hours: Our team operates asynchronously, prioritizing results over hours worked.Location: This position is fully remote.Compensation:Attractive salary compensated in USD.Salary range negotiable based on your skills and location.Equity options available (own a piece of Colonist).About ColonistAt Colonist, we are on a mission to create the largest digital board game platform online. Last year, our community logged an astonishing 3,037 years playing 60 million games on our innovative Settlers of Catan alternative. Our team is entirely remote and asynchronous, spread across continents, dedicated to designing meticulously crafted digital board games that resonate with players worldwide.About The RoleAs a Full-Stack Product Developer at Colonist, you will be instrumental in developing and refining game modes and features, ensuring an exceptional player experience. Your role will encompass the complete development of game interfaces, focusing on seamless UI/UX across platforms, high code quality, and robust performance. Your technical expertise and player-centric approach will directly influence how 3.6 million players engage with our games each year.Key ResponsibilitiesEnhance our game architecture, fostering cleaner code boundaries and improved scalability.Design multi-platform systems to ensure consistent feature availability.Scale the codebase to accommodate multiple game titles while maintaining performance and developer efficiency.Lead full-stack development, from backend logic to a user-friendly UI.Balance technical complexity with product value, prioritizing tasks that deliver significant player impact.Review pull requests and mentor colleagues to uphold code quality, maintainability, and strong architectural principles.Collaborate with cross-functional teams to convert ideas into engaging and intuitive player experiences.Identify and resolve performance bottlenecks, ensuring smooth gameplay even during peak loads.Continuously refine tools and workflows, utilizing automation, testing, and CI/CD for rapid development cycles.
Join Canonical, a leading force in open source software, as a Global Business Development Representative. In this fully remote position, you will be an integral part of our sales development team, renowned as one of the best technology sales academies in the industry. Your role will involve executing strategic outbound sales and marketing campaigns, researching prospective customers and market trends, and generating high-quality leads that contribute to our multi-million dollar pipeline. Collaborate with a dynamic regional sales and marketing team to identify customer projects that align with our innovative product lines, and enhance the reputation of Canonical across various sectors and geographies. If you are organized, persistent, charismatic, and passionate about technology, we want you on our team. Embrace a role that allows you to make a significant impact in a remote-first global company that thrives on collaboration and innovation.
AI Trainer - Expert HTML/CSS Developers About ProlificAt Prolific, we are pioneers in the AI industry, dedicated to creating the largest repository of high-quality human data globally.Join over 35,000 AI developers, researchers, and organizations who rely on Prolific for collecting data from diverse and skilled paid study participants.The RoleWe are seeking skilled HTML/CSS Developers to assist in the training and evaluation of advanced AI models. If you possess the required expertise, we will provide you with an assessment to evaluate your skills. Upon successful completion, you will be invited to join Prolific as a Domain Expert participant, compensated for your contributions in training and evaluating potent AI models.Participants in this role typically earn $40 per hour for each AI task completed. Be prepared to engage in paid tasks that generally require one hour of focused effort, although many tasks may be shorter in duration. What You’ll BringProficient HTML/CSS development skills with demonstrable professional experience.Willingness to take our skills verification test to determine your fit for the Domain Expert participant pool.Exceptional attention to detail and the capacity to focus on complex tasks for durations of up to one hour.A reliable, high-speed internet connection and access to a computer.Openness to self-report your earnings, as participants operate as self-employed individuals.A valid PayPal account to facilitate payment from our clients.Your ResponsibilitiesEngaging in AI training tasks such as analyzing, editing, and developing HTML/CSS.
Join rwazi as a Business Development Executive and play a crucial role in driving our growth strategy. In this fully remote position, you will be responsible for identifying new business opportunities, building relationships with potential clients, and contributing to the company's overall success. Your expertise in market analysis and your ability to forge strong partnerships will be key in expanding our reach and enhancing our brand presence.
Join us in our mission to empower successful products globally! Location: We are fully remote and globally distributed! Our team operates between GMT and GMT+2, and we welcome applicants from these time zones. Interview Process: Learn more about our interview process. Team: New Business Sales Manager: Charles Cook Compensation: Visit our compensation calculator for details. Explore more: Discover how we hire and our commitment to Diversity & Inclusion.
Discover the Original Bitcoin ExchangeAt Bitfinex, we share the vision of Bitcoin—financial freedom for everyone. We are dedicated to empowering individuals to transact and connect effortlessly on a global scale. From the inception of the Bitcoin revolution, our mission has been to promote freedom through innovative, reliable, and accessible technology, ensuring that everyone has the tools to engage in a truly open and borderless market.Our relentless pursuit of innovation drives us to prioritize education and deliver a cutting-edge platform that enables users to confidently buy, hold, and trade digital assets. As the digital asset landscape evolves, we remain at the forefront, offering advanced trading services that empower both individual users and global liquidity providers. Our agile and forward-thinking approach ensures that financial freedom is not just a concept but a reality for all.Our team is made up of visionary individuals with practical expertise, who are focused on developing solutions to the most pressing market challenges. Despite our significant global presence, we maintain a small, tech-driven core that nurtures a culture of collaboration and innovation.We value integrity and autonomy, allowing our team members to contribute from concept to launch. Our commitment to lifelong learning and advancing freedom means we prioritize high-quality products and services, drawing on the diverse skills of our teams.Why Join Us?Innovation At Bitfinex, we combine technology and talent to create an environment where your contributions are not just valued—they shape the future of finance. Our culture encourages bold creativity, a passion for technology, and a strong belief in financial freedom.Flexibility & Global Reach We trust our team to deliver results. Working remotely, you’ll collaborate with some of the brightest talents from around the world, thriving in an environment of innovation and autonomy.Fast-Paced & Impactful Our projects move rapidly, breaking new ground and making a significant impact much like the crypto industry itself. Your work will reach a global audience, influencing the future of decentralization.A Collaborative Team We blend seasoned experts with fresh creative minds, fostering a culture of collaboration that empowers everyone to contribute to our shared goals.