Backend Developer Jobs

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About The Team The Service Stability Engineering Team envisions service stability as one of the core competitive strengths of the company's products. By building end-to-end, link-level risk management capabilities, the team aims to achieve sustainable automatic identification and analysis of stability risks, transforming from "reactive governance" to "proactive governance." This approach shifts more stability-related matters forward and addresses them early, preventing issues before they arise and enhancing user experience. What You’ll Be Doing Oversee non-functional aspects of relevant business lines, closely collaborate with business units to ensure service stability. Based on data analysis, identify stability risks throughout the entire chain, detect unreasonable architectural designs in advance, uncover root causes of issues, and systematically address problems; Explore new technologies, tools, and architectural patterns, and promote the implementation of best practices in application architecture. What We Look For In You Bachelor's degree or higher in Computer Science or a related field, with o

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About the team The Legal, Compliance & Finance Data Team builds the data infrastructure powering OKX's compliance operations globally — TMS, KYC/EDD, CMS, and regulatory reporting across 100+ markets. The compliance data domain is broad but learnable. We expect senior engineers to build deep domain knowledge quickly using AI tooling and structured onboarding. About the role We are looking for a Senior Data Engineer to work as a core execution partner to our Compliance Projects. This is a hands-on technical role with real domain ownership — you will own sub-domains end-to-end, not just execute tickets. Strong performance creates a direct route toward the Compliance domain's technical leadership layer as the team scales. Responsibilities: Pipeline Ownership: Own end-to-end pipelines from ODS ingestion through CDM to downstream marts serving TMS, KYC, CMS, and regulatory reporting. Design, build, and maintain production-grade pipelines with reliability, auditability, and regulatory correctness as first-class requirements. Full-Stack Compliance Coverage: TMS: transaction monitorin

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About the team The Finance Data Team is responsible for the data infrastructure that powers OKX's compliance, regulatory, and financial reporting operations globally. Our Finance Data domain covers everything from raw transaction ingestion to consolidated group financials — supporting statutory reporting, board-level financials, and audit readiness across 100+ markets. This is a team that treats data correctness as a non-negotiable. We operate at the intersection of engineering rigour, financial domain knowledge, and regulatory accountability. About the role We are looking for a Staff Data Engineer to be the technical anchor for Finance Data at OKX. You will define how Finance data is architected, validated, and delivered, and set the standard for how the team operates in an AI-native way. You will work directly with Finance, Accounting, and Treasury stakeholders to ensure that financial data is complete, reconciled, traceable, and audit-ready. You will also be the domain's primary escalation point and the technical voice of Finance Data within the broader engineering organisation

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About the Role We're looking for a proactive CIS Crypto Affiliate BD Manager to expand our affiliate network and drive revenue growth across the CIS region. What You'll Do Identify and attract new affiliates: KOLs, influencers, trading schools, etc. Build and maintain strong partner relationships aligned with business objectives. Analyze affiliate performance data to scale partnerships and inform decisions. Monitor market trends and competitor activity to maintain a competitive edge. Collaborate with the product team to optimize offerings and attract quality users. What We Look For Fluent English and Ukrainian (required) Proven experience in affiliate or BD roles in the crypto industry, preferably in CIS Strong analytical, communication, and negotiation skills Goal-oriented with a track record of exceeding targets Solid understanding of CIS crypto market dynamics and regulations Nice to Have Experience with cross-cultural or cross-timezone teams Previous experience at a crypto exchange Passion for blockchain and crypto payments Perks & Benefits Competitive total comp

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About The Opportunity We are looking for a Senior Growth BI Project Manager to join our CEO Office. This is a high-impact, end-to-end role that sits at the intersection of data intelligence and execution — covering OKX's key regulated markets globally. You will own the full loop: identifying growth problems through data, diagnosing root causes, shaping recommendations, and driving outcomes through cross-functional execution. Beyond technical and operational skills, what will set you apart is who you are. We are looking for someone with an exceptional ability to learn fast and operate in unfamiliar territory without losing direction. Someone who does not wait to be told what matters — you find it yourself. Someone who genuinely cares about the work and brings energy to problems that others find too messy or too ambiguous to touch. What You'll Be Doing Growth Analytics & Insight Monitor core growth metrics across regulated markets, proactively identifying anomalies, trends, and emerging opportunities. Conduct structured root-cause analysis on growth performance — moving beyond data description to diagnosis: wh

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About The Opportunity We are looking for a Senior Growth BI Project Manager to join our CEO Office. This is a high-impact, end-to-end role that sits at the intersection of data intelligence and execution — covering OKX's key regulated markets globally. You will own the full loop: identifying growth problems through data, diagnosing root causes, shaping recommendations, and driving outcomes through cross-functional execution. Beyond technical and operational skills, what will set you apart is who you are. We are looking for someone with an exceptional ability to learn fast and operate in unfamiliar territory without losing direction. Someone who does not wait to be told what matters — you find it yourself. Someone who genuinely cares about the work and brings energy to problems that others find too messy or too ambiguous to touch. What You'll Be Doing Growth Analytics & Insight Monitor core growth metrics across regulated markets, proactively identifying anomalies, trends, and emerging opportunities. Conduct structured root-cause analysis on growth performance — moving beyond data description to diagnosis: wh

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About the Opportunity Lifecycle marketing at OKX is evolving. We're not looking for someone to run campaigns — we're looking for someone to fundamentally rethink how we engage traders across the US market on one of the world's leading crypto platforms. This is a leadership role for a marketer who thinks in systems, not sends. Someone who is comfortable defining a US-market engagement strategy as well as getting into the work to make it happen. Reporting to the Global Head of Lifecycle Marketing, you'll help define the vision, strategy, and output of lifecycle marketing for the US. Your execution layer is AI agents, cross-functional partners, and co-operating with the broader Lifecycle marketing team. That means your ability to train, direct, brief and critique is as important as your ability to set direction. If your default mode is execution and program management or pure strategy and handoff, this isn't the role for you. If your default mode is leading from the front, and you have the craft and judgment to shape the work through strategic problem-solving, AI-native thinking, and a relentless focu

About Anyscale At Anyscale , we're on a mission to democratize distributed computing and make it accessible to software developers of all skill levels. We’re commercializing Ray , a popular open-source project that's creating an ecosystem of libraries for scalable machine learning. Companies like OpenAI , Uber , Spotify , Instacart , Cruise , and many more, have Ray in their tech stacks to accelerate the progress of AI applications out into the real world. With Anyscale, we’re building the best place to run Ray, so that any developer or data scientist can scale an ML application from their laptop to the cluster without needing to be a distributed systems expert. Proud to be backed by Andreessen Horowitz, NEA, and Addition with $250+ million raised to date. About the role As a Distributed LLM Inference Engineer, you will help systems and optimizations that push the boundaries of performance for inference at large scale. This is an incredibly critical role to Anyscale as it allows us to achieve a market leading position for AI infrastructure. As part of this role, you will Iterate very quickly with product teams to ship the end to end solutions for Batch and Online inference at high scale which will be used by open-source Ray users and customers of Anyscale Work across the stack integrating Ray Data and LLM engine providing optimizations achieving low cost solutions for large scale ML inference Integrate with Open source software like vLLM, work closely with the community to adopt these techniques in Anyscale solutions, and also contribute improvements to open source Follow the latest state-of-the-art in the open source and the research community, implementing and extending best practices We'd love to hear from you if you have Familiarity with running ML inference at large scale with high throughput and low latency Familiarity with deep learning and deep learning frameworks (e.g. PyTorch) Solid understanding of distributed systems, ML inference challenges Bonus points

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About the Opportunity This is a sales and account management role focused on VIP retail clients in the CIS region. You will own a portfolio of high-value trading accounts — building relationships, driving VIP upgrades, and actively prospecting new clients to grow OKX's presence in the region. Working closely with regional growth, product, and business intelligence teams, you'll be the on-the-ground point of contact for CIS-based VIP traders, combining strong client servicing with a proactive sales approach. What You'll Be Doing Serve as a key point of contact for a portfolio of actively trading VIP clients, supporting their day-to-day needs and inquiries. Proactively identify and prospect new VIP-tier clients through outreach, events, and referrals — owning the full sales cycle from lead to onboarding. Build and maintain strong client relationships through consistent communication, understanding client goals, and delivering tailored solutions. Guide clients through OKX 's product suite, VIP tier structure, fee benefits, and platform updates. Drive VIP upgrades and upsell relevant product configurations to

About the Team Our team brings OpenAI’s most capable technology to the world through our developer platform: the OpenAI API. As the leading AI development platform, our API is used by millions of developers and the majority of enterprises around the world, and powers the majority of AI applications that you may use on a daily basis. The platform supports everything from simple model calls to stateful, multimodal, tool-using applications through the Responses API, Agents SDK, Realtime API, and more. Our SDKs turn that fast-moving platform into reliable, idiomatic developer experiences across languages. About the Role We are looking for a software engineer to help build the official SDKs that power the OpenAI API. Currently offered in Python, Node.js, Golang, Java, and Ruby – our SDKs are some of the most popular in the world. You will help shape the developer experience for all new API features, as well as all future versions of our APIs. We’re looking for engineers who are deeply immersed in AI-native development: people who actively build with Codex and other coding agents, have developed agentic applications or developer tools, and bring strong, experience-backed opinions about OpenAI’s APIs. You’ll pair that firsthand product intuition with meticulous SDK design to improve how developers build with our platform. Prior experience building SDKs is lovely, but not absolutely necessary. In this role, you will: Define and implement the SDK experience for all new API features, as well as all future versions of our API. Build and experiment with agentic applications, developer tools, and coding-agent workflows using Codex and OpenAI’s APIs, translating firsthand experience into better SDK abstractions, API ergonomics, and developer experiences. Build and maintain our systems to make SDK maintenance and generation streamlined and automated. Contribute to our SDK strategy and roadmap, including which languages to support and what features to support. Collaborate closely w

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About the Opportunity As an Infra Product Manager focused on Algorithm and Search, you will be responsible for the deep, high-quality delivery of core Web3 Infra components — primarily the algorithm platform, search system, and related AI capabilities that serve Wallet, DEX, and other businesses. You will work closely with engineering, data, and data science teams to ensure that core problems are solved correctly, that products meet stringent performance, accuracy, and scalability bars, and that every release is reliable and production-grade. This role demands strong execution discipline, technical depth, and the ability to drive complex algorithmic and search problems from design through delivery. What You’ll Be Doing Algorithm Platform Development: Design and iterate the algorithm platform supporting on-chain data analytics, trading signal discovery, risk control, and recommendation scenarios. Own the full lifecycle of algorithm models — integration, evaluation, deployment, monitoring, and iteration — to ensure efficient and reliable outputs. Web3 Search System: Drive the product design and c

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About the Opportunity As an Infra Product Manager focused on Algorithm and Search, you will be responsible for the deep, high-quality delivery of core Web3 Infra components — primarily the algorithm platform, search system, and related AI capabilities that serve Wallet, DEX, and other businesses. You will work closely with engineering, data, and data science teams to ensure that core problems are solved correctly, that products meet stringent performance, accuracy, and scalability bars, and that every release is reliable and production-grade. This role demands strong execution discipline, technical depth, and the ability to drive complex algorithmic and search problems from design through delivery. What You’ll Be Doing Algorithm Platform Development: Design and iterate the algorithm platform supporting on-chain data analytics, trading signal discovery, risk control, and recommendation scenarios. Own the full lifecycle of algorithm models — integration, evaluation, deployment, monitoring, and iteration — to ensure efficient and reliable outputs. Web3 Search System: Drive the product design and c

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About The Opportunity We are looking for a highly capable Senior Strategy Project Manager (VIP/Institutions) to join our CEO Office department, supporting strategic initiatives across our VIP and Institutional business domains. This role sits at the intersection of strategy, execution, data analytics, and AI transformation. You will partner closely with senior leadership to drive high-impact, cross-functional initiatives spanning business growth, operational scaling, and AI-enabled ways of working. Beyond program execution, we are looking for strong analytical and AI-native thinkers who can structure complex business problems, leverage data and AI-assisted workflows to drive insights, and help scale organizational effectiveness through automation and intelligent operational systems. We are open to high-caliber talent from technology, consulting, fintech, platform, or other fast-paced environments who thrive in ambiguity, operate with strong ownership, and combine strategic thinking with execution excellence. What You'll Be Doing Strategic Execution & Organizational Scaling Support str

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me, Do the Right Thing, and Get Things Done. These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. What You’ll Be Doing Build and lead a new Global Treasury Services (GTS) team within the Group Treasury function, establishing a scalable and robust global operations backbone. Act as an additional global payment approver in accordance with established payment control processes. Partner with Regional Treasurers to ensure operational continuity and resilience, providing coverage during holiday periods, staff turnover, or emergency situations. Partner with Regional Treasurers to ensure timely and accurate preparation and submission of banking documentation, support periodic bank reviews, and manage the annual bank audit confirmation process. Oversee Group Treasury documentation globally, ensuring standardization, completeness, and audit readiness across regions. Own global e-banking administration, ensuring timely updates and regular review in line with established bank account management policies. What We Look For In You 10–15 years of relevant experience in treasury and/or finance, with strong focus on treasury operations, controls, and global cash management within a multinational environment. Proven e

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. About the Opportunity We are seeking a dynamic and results-driven VIP Relationship Manager to join our rapidly growing Emerging Markets team. In this role, you will be the primary point of contact for our high-net-worth individual (HNWI) and institutional clients across three key markets: Africa, Switzerland, and Pakistan. You will be responsible for onboarding, nurturing, and retaining VIP clients while driving volume growth and deepening product adoption across our exchange ecosystem. This role requires a unique ability to navigate diverse regulatory environments and cultural dynamics across Sub-Saharan and North African markets, the Swiss financial hub, and Pakistan's fast-growing digital asset landscape. What You’ll Be Doing Client Relationship Management Serve as the dedicated relationship manager for a portfolio of VIP clients with AUM or trading volume above defined thresholds Build and maintain strong, trust-based relationships with HNWIs, family offices, crypto funds, and institutional traders Conduct regular business reviews and check-ins with top-tier clients to assess satisfaction and identify upsell opportunities Act as the internal advocate for VIP clients, coordinating with product, compliance, and operations teams to resolve issues promptly