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9.9
9.9
90%

Machakos, Kenya
$50 USD per hour
As a software architect and Python developer with 10+ years of experience, I design and deliver full-stack, high-performance crypto trading automation systems for both individuals and organizations. Notable project: 10xTraders.ai – a fully cloud-native, multi-user crypto trading platform that supports strategy generation, live trade execution, smart notifications, user dashboards, and automated scaling, integrating TradingView charts and custom AI modules. My expertise includes: Strategy Engine Development: Design, testing, and deployment of custom and modular trading strategies (momentum, DCA, grid, arbitrage, trend-following, mean reversion, risk management overlays, etc). Exchange Integrations: Multi-exchange (Binance, Bybit, KuCoin, Coinbase, OKX, and more) spot, margin, and derivatives connectivity, robust error handling, and seamless authentication. Backtesting & Simulation: Fast, accurate historical and forward backtesting engines; optimization tooling; walk-forward analysis; metric dashboards. Automated Live Trading: Real-time execution, position sizing, dynamic stoploss/TP, risk management, error recovery, and live trade monitoring. Signal & Webhook Handling: Integration with TradingView, Telegram, Discord, email alerts; advanced webhook processors; custom event triggers. Trading Terminal UI: Web-based terminals for trade monitoring, live logs, analytics, and order management; deep TradingView chart integration; responsive dashboards. AI/ML-Driven Trading: Custom modules for signal generation, position management, and adaptive strategy optimization with machine learning. Portfolio Management: Multi-asset and multi-strategy allocation, wallet/rebalancing, cross-exchange tracking, P&L and risk statistics. Notification & Reporting: Real-time logging, alerting (web, mobile, email, Telegram), performance reporting, and alerting for trade state, errors, fills, or margin events. Cloud & DevOps: Docker, Kubernetes, Helm, NGINX, automated CI/CD pipelines, secure API exposure (REST/WebSockets), volume scaling for thousands of concurrent users. User & Multi-Tenancy: Auth, multi-user session management, isolated deployments, and secure separation for hosted trading platforms. API & Bot Management: REST/WebSocket APIs for strategy control, trade monitoring, status queries, bot lifecycle (spawn/stop/clone/update) at scale. Config & Secrets Handling: Secure, dynamic config management (YAML, JSON), secrets vaults, role-based access, per-user exchange keys. Deployment: Production experience with Linux, bare metal, AWS, GCP, DigitalOcean, Hetzner, OVH; scaling to global audiences. I combine technical rigor, creative engineering, and a passion for clean, robust code to deliver trading solutions that are powerful, resilient, and user-friendly. I’m ready to build and run your next-generation crypto trading or automation platform—end-to-end, from strategy to cloud!

5.7
5.7
100%

VISAKHAPATNAM, India
$30 USD per hour
Background: • Solutions focused, Meticulous and result-oriented M.Tech(Computer Science) professional offering 13+ years of experience in Analysis, Design & Development of J2EE and Data warehouse Applications • Mule Certified developer (MCD Integration and API Associate) expertized in designing and building integrations API’s • Expertise in building Data warehouse applications using pentaho( Kettle, PRD,CDE,Saiku etc.) • Demonstrated excellence in tackling the issues of IT arena (Software ) and other related lines • Extended expertise in requirements gathering & designing architecture • Adept at working on data warehouse applications, Integration services, Web & Client-Server environments including Java Platform • Diligent, self motivated & motivator, committed, hard task master with excellent communication, presentation, interpersonal and problem solving skills Technology Skills: • Pentaho ETL and Reporting(Kettle,PRD,CDE,metada editor,cube designer, Saiku,PDE etc..) • Java,J2EE,ZKoss RIA Framework, Struts, Spring, Hibernate, JPA, SOAP and REST Web services, XML, XSL, XSQL • Hadoop Echosystem (HDFS ,Mapreduce ,Pig,Hive, Sqoop, Oozie and Flume),kafka,spark,scala,python • AWS cloud(S3,Cloudwatch,EMR,EC2,Lambda,Glue,Athena,Kinesis,Elastic search) • Mule ESB,Jboss Fuse,Apache Camel, HornetQ(JMS), HazelCast, Java,J2EE,ZKoss RIA Framework,Struts, Spring MVC, Hibernate, JPA, SOAP Web services, XML, XSL, XSQL Websphere,JBoss,tomcat,Glassfish,Apache HTTP Serve. • Ant,Maven

2.4
2.4
100%

El Nusirat, Palestinian Territory
$25 USD per hour
Experienced Teacher Assistant at Al Azhar University of Gaza, Computer and Communication Engineer with a background in Solidworks, In possession of strong Java and Android Development knowledge, MATLAB programming and Networking experience.

0.4
0.4
100%

Lahore, Pakistan
$10 USD per hour
I am a Software Engineer and Full Stack Web Developer specializing in modern, responsive, and high-performing websites for businesses, startups, and eCommerce brands. I have experience working with React.js, JavaScript, Node.js, Shopify, WordPress, HTML/CSS, and Figma UI/UX design. My focus is on creating clean, user-friendly, and conversion-focused digital experiences that help businesses grow online. In addition to web development, I also provide professional **Video Editing and Graphic Design** services, including social media content, promotional videos, YouTube videos, thumbnails, banners, advertisements, branding materials, and other creative visual content. I combine technical expertise with creative design skills to deliver complete digital solutions that are visually appealing, engaging, and effective.
An Appian BPM Developer is a software specialist who designs, builds, and deploys business process management applications on the Appian low-code platform to automate enterprise workflows. These developers translate complex business requirements into working Appian applications that connect people, data, and systems across an organization.
Hiring an Appian BPM developer gives your business a route to faster process automation without the long build cycles of custom-coded software. Appian developers use the platform's low-code environment to model processes, design interfaces, integrate enterprise systems, and ship production-grade applications that handle case management, approvals, claims, onboarding, and regulatory workflows.
The commercial value is measurable: reduced cycle times, fewer manual handoffs, audit-ready process records, and faster response to changing business rules. A skilled Appian consultant can take a process diagram and turn it into a deployed application that real users rely on every day.
An experienced Appian developer handles the full delivery lifecycle, from requirements capture through production support. Typical deliverables include:
Appian development sits at the intersection of business process management, low-code application development, and enterprise integration. A capable freelancer should be fluent in:
Many Appian projects also touch adjacent skills including business analysis, BPMN process modeling, UX design for enterprise interfaces, DevOps for environment management, and data migration from legacy systems.
Appian is widely adopted in regulated and process-heavy industries where workflow control, auditability, and integration matter. Common use cases include:
The Appian platform changes frequently, so recency of experience matters as much as years on the platform. Look for these signals when reviewing freelancers on Freelancer.com:
Sample interview questions you can use directly:
Freelancer.com connects you with Appian specialists from a global talent pool covering every major timezone, so you can match coverage to your project's working hours. Whether you need a short engagement to fix a stuck process model or a long-term build of a full case management application, you can post a project on Freelancer.com and receive competitive bids within hours.
Profiles on Freelancer.com show verified skills, completed project history, client reviews, and portfolio samples, giving you clear evidence before you commit. Clients set their own budgets and review proposals from freelancers on Freelancer.com who match the brief, and Milestone Payments hold funds in escrow until work is approved.
Ready to automate your next workflow?
Hiring an Appian developer works best when you can describe the process you want to automate and the systems it must connect to. The steps below walk you through writing a strong brief, comparing bids, and selecting the right Appian specialist for your build.
The brief is the single biggest determinant of bid quality. A well-written Appian project post filters out generic bidders and attracts developers whose platform experience matches your actual needs. Head to the
Bids on an Appian project are mini proposals, not just price quotes. A strong bid shows the freelancer understands BPMN modeling, the Appian object types involved, and the integration complexity ahead. Read each proposal carefully and shortlist developers whose interpretation of the work matches your brief.
The final decision combines proposal quality with profile evidence. For Appian work, look at consistency across multiple completed projects rather than one impressive example, and pay attention to reviews mentioning communication, on-time delivery, and post-launch responsiveness.
A simple process application with a handful of interfaces and one integration can be delivered in two to four weeks. Larger case management systems with multiple integrations, custom plug-ins, and migrations from legacy platforms typically run for several months across discovery, build, UAT, and deployment phases.
An Appian developer focuses on building inside the platform: process models, interfaces, records, and integrations. A BPM consultant focuses on process discovery, business rules, and target operating models, often producing the requirements an Appian developer then implements. Many senior freelancers combine both roles.
Certification is a strong signal but not the only one. For mission-critical builds or work that will be handed over to an enterprise IT team, hiring a certified Senior or Lead Developer is sensible. For smaller enhancements or proof-of-concept work, demonstrated portfolio experience can matter more than certification level.
Yes. Appian is designed to connect with external systems through REST and SOAP APIs, JDBC database connections, message queues, and packaged Connected Systems for common platforms. A capable Appian developer will scope integrations early and confirm authentication, payload structures, and error handling before building.
Absolutely. Many clients retain their Appian freelancer on a part-time basis for production support, version upgrades, bug fixes, and feature enhancements. You can structure this as an ongoing hourly engagement or successive fixed-scope milestones.

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