Hire the best
freelance It consultant developers

Anderson M

Hire Anderson

Senior It consultant Developer

With 24 years of experience working with architecture, development, and implementation of custom applications. Skilled in requirements gathering, redesign of processes, development of practical solutions, and the oversight of implementation teams.

It consultant Microsoft SQL Server • 20 yrsPHP • 20 yrsJavaScript • 24 yrsHTML/CSS • 24 yrsPostgreSQL • 20 yrsMySQL • 10 yrsWeb Development • 10 yrsC# • 10 yrsSQL • 10 yrsRESTful API • 5 yrsETLIBM CognosSap powerdesignerSybaseIbm Content ManagerBizagi

+13

Torben M

Germany

Hire Torben

Senior Freelance It consultant Developer

Multi-cloud DevOps engineer and solution architect with more than 10 years of professional experience. I worked as a Freelancer for Hospitality Digital(HD). The combination of a collaborative environment, autonomy, adaptability, and supportive leadership created the perfect recipe for growth. With my product owner I constantly discussed what the most important paint point of the customer and what we could do to solve these issues as fast as possible. I was able to play out all my strengths and improved the product in multiple aspects: performance, reliability, security and most importantly customer satisfaction. At HD I increased the net promoter score by over 25 points by reducing customer pain points and technical debt. We reached the highest customer satisfaction of any product of the company. My coworkers at HD gave me the feedback that they learned a lot from me. I shared my knowledge about software engineering and DevOps and gave reading recommendations. This helped recognizing issues and improving the software development lifecycle. I deliver high-quality systems fast and improves them incrementally, always keeping skills and knowledge up to date.

It consultant DevOps • 10 yrsSoftware Architecture • 10 yrsCloud • 10 yrsJava • 10 yrsConsulting • 10 yrsMySQLSpringGoogle MapsJPAJenkinsTypeScriptGitLabDockerReactGoogle Cloud PlatformScrumSpring BootJavaScriptKubernetesDatadogAgileSolution ArchitectureHelmRESTful APIAmazon S3JiraApache KafkaAWSGitAngularJava EESAMLApache Maven

+30

Angelique V

Netherlands

Hire Angelique

Senior It consultant Developer

I am a dynamic and result-oriented IT Service Delivery & Operations Manager with a rich background in project management. I have successfully managed diverse portfolios of customers, ensuring optimal utilization IT services. I am skilled in resource planning, technical mentoring, and fostering strong client relationships. I am adept at collaborating with cross-functional teams and leveraging expertise in maintaining in house and cloud IT infrastructure as well as providing in-depth technical customer support to drive operational excellence. I am passionate about delivering exceptional customer success and contributing to organizational growth.

IT Service Management Consulting • 8 yrsTechnical Support • 10 yrsTechnical Product Management • 3 yrsServer Administration • 9 yrsAccessibility • 6 yrsNetwork • 5 yrsMentoring • 5 yrsGoogle Cloud Platform • 4 yrsAzure • 4 yrsCustomer Care • 1 yrsProduct OwnershipSystem AdministrationActive DirectoryAzure active directoryDNS Records

+11

Ivan T

Hire Ivan

Senior Freelance It consultant Developer

I am a geek, visionary, startup enthusiast, occasional tech blogger, software developer & entrepreneur and most of all a salesman. I am simply uninterested in mediocrity. I don’t settle for average. People say I have a mind that is always running--I'm just that guy who's guilty of staying up all night thinking about how I can be truly exceptional at what I do. You might call this a truly positive or competitive spirit, but I call it passion. I have cofounded that received +$1 million funding. I do web application (ruby on rails, padrino, lotus, javascript, haml, sass, css, twitter bootstrap, backbone.js, angular.js, sails.js, loopback, MEAN stack, ember.js, d3, react, ionic, cordova, phonegap, jquery, sinatra, less, bdd, spec, cucumber, tdd), mobile devices (objective-c, swift, iPhone, iPad, android, blackberry), SAP Mobile Platform, big data (hbase, hadoop, elastic search, opentsdb), dbs (mysql, sqlite, postgresql, sql server, mongodb, couchdb, memcached, cassandra, redis), fintech, startup, quant, clojurescript, typescript, go (revel), Scala (Play framework, Lift, Scalatra), facebook, twitter, java (grails), Erlang (Elixir), etherium, dapps, bitcoin, cryptocurrency, blockchain, EOS - customer development - business development - project and product management - hybrid mobile applications Cordova PhoneGap ionic - iPhone, iPod Touch, iPad, Apple Watch application - Android application Business: customer development, biz dev, product development, social marketing, scrum, agile, saas Finance: Portfolio Management, Quant Research, Statistical and Latency Arbitrage, Algo Strategies, Systematic and CTA Research, Quant Development, Portfolio Pricing and Valuation, Machine Learning Algo Trading, HFT, Implementing mathematical models for products and business processes. Cloud services: Firebase, Deployd, Socket.io, Parse, Salesforce, Heroku, Amazon AWS, Tesseract, Tridion, Keen.io, Pubnub, RethinkDB, neo4j, twilio, other skills: Fortran, Cobol, Lisp, C++, AI, kdb+, financial tools, product design, UX and UI design, Unix

It consultant Ruby on Rails • 10 yrsJavaScript • 10 yrsLinux • 20 yrsSQL • 17 yrsFront-End • 15 yrsCSS • 15 yrsMVC • 15 yrsAPI • 14 yrsDatabase • 14 yrsData structure • 14 yrsRuby • 14 yrsFull Stack • 11 yrsSQLite • 10 yrsAutomation • 10 yrsGitHub • 10 yrsHTML/CSS • 10 yrsPostgreSQL • 9 yrsWebSocket • 9 yrsRSpec • 8 yrsHeroku • 7 yrsE-commerce • 7 yrsAWS • 6 yrsiOS • 6 yrsCryptocurrency • 6 yrsjQuery • 6 yrsMySQL • 6 yrsGit • 6 yrsBitcoin • 6 yrsContinuous Integration • 5 yrsDocker • 5 yrsC++ • 5 yrsPython • 5 yrsStripe • 5 yrsBig Data • 5 yrsBlockchain • 5 yrsC • 5 yrsMongoDB • 5 yrsAI • 4 yrsReact • 4 yrsFirebase • 4 yrsGoogle Cloud Platform • 4 yrsMicrosoft SQL Server • 3 yrsJMeter • 3 yrsCoffeeScript • 3 yrsRedux • 3 yrsReact Router • 3 yrsSails.js • 2 yrsGraphQL • 2 yrsKubernetes • 2 yrsNode.js • 2 yrsAngular • 2 yrsMeteor • 2 yrsSolidity • 2 yrsBackbone.js • 2 yrsGo • 1 yrsEthereum • 1 yrsErlang • 1 yrsDevOpsApache HadoopTypeScriptApache StormElixirDjangoScalaSwiftJava

+63

Miguel F

United States

Hire Miguel

Senior Freelance It consultant Developer

I offer comprehensive Software Architecture Services designed to build robust, scalable, and efficient software systems tailored to meet the unique needs of your business. My expertise lies in creating clear, actionable architecture blueprints that serve as a foundation for developing high-performing software solutions. With a focus on modern architectural patterns, microservices, and cloud-native technologies, I ensure that your software architecture is flexible, resilient, and ready for future growth. I work closely with each client to understand their specific challenges and objectives, providing personalized guidance on technology selection, system design, and best practices for implementation. My goal is to empower your development teams with a solid architectural framework that accelerates development, facilitates maintenance, and reduces overall project risk. Partner with me to transform your vision into a software reality that drives business success and technological innovation. * Microsoft – Azure Administrator * Microsoft – Azure Fundamentals * Microsoft – Azure AI Fundamentals * Microsoft – Azure Data Fundamentals * CompTIA CASP+ * CompTIA Security+ * EC Council – Certified Application Security Engineer .NET * EC Council – CEH Certified Ethical Hacker * eLearnSecurity – eCRE Certified Reverse Engineer * IITAC – Certified Reverse Code Engineering Professional * IACRB – Certified Reverse Engineering Analyst * Embarcadero Certified Delphi Developer

It consultant C# • 10 yrsAzure • 6 yrsReverse Engineering • 10 yrsAPI • 8 yrsWeb Application Security • 8 yrsLinux • 7 yrsDevOps • 6 yrsInformation Security • 5 yrsContinuous Integration • 4 yrsEthical Hacking • 4 yrsNode.jsjQueryApi testingAWSSQLASP.NETSecurity softwarePythonPowerShellCI/CD

+17

Nicolas S

Argentina

Hire Nicolas

Senior Freelance It consultant Developer

During the last 16+ years I've been performing the roles of Sr. Software Engineer, VP of Engineering and CTO, building massive consumer and enterprise software products in many different vertical markets: social networks, marketing platforms, non-profit, video games, e-commerce, HR, Healthcare, Logistics, etc. In order to achieve the goal of deliver a product I follow the next rules: * Clean and concise communication, no assumptions, exploration when is required. * The architecture needs to consider every aspect: efficiency, simplicity, modularity. Must fit with the requirements * The code always needs to delivered production ready: code reviewed, with tests and self documented.

It consultant AWS • 10 yrsJavaScript • 10 yrsRuby on Rails • 10 yrsSQL • 10 yrsRuby • 10 yrsNode.js • 5 yrsVue.js • 3 yrsServerless • 3 yrsReact • 3 yrsMongoDBPostgreSQLPython 3PythonElixir

+11

Gianpaolo R

Italy

Hire Gianpaolo

Senior Freelance It consultant Developer

Solutions Architect, Digital Innovator, Project Manager, DevOps with more than 15+ years of experience, directly engaged with a world-class company like Accenture, Microsoft, TMC, Altran, Sky, Pirelli, Nokia, Lutech, Ferrari, ENI, Unicredit, and FCA. I'm a freelance and Business owner focused on cloud solutions with expertise in DevOps methodology, Software Development, coaching and pre-sales. I always grow my hands-on experience in IT. I've participated in a lot of innovative and challenging projects, with different responsibilities from managing teams, product ownership to a technology expert. I’ve travelled for work in different regions (Europe, Middle-East, Far-East and US) and I'm engaged with different teams and cultures. During my school career, I’ve achieved an Economy degree and now I attend the Executive Master in Management at MIP with a digital transformation specialization.

It consultant Solution Architecture • 10 yrsAWS • 6 yrsTerraform • 3 yrsDevOps • 5 yrsDocker • 4 yrsContinuous Integration • 4 yrsAnsible • 4 yrsKubernetes • 3 yrsPythonNode.jsAzureCloudData structureActive DirectoryConfiguration managementMicrosoft SQL ServerInternet of thingsVMwareNetwork

+16

Marcell M

Brazil

Hire Marcell

Senior It consultant Developer

Marcell is a DevOps Engineer with 20 years of experience in IT-related roles. He specializes in building, testing, and maintaining the infrastructure and tools to allow for the speedy development and release of the software, using AWS, Kubernetes, Helm, Ansible, Terraform, Continuous Integration, Docker, Linux, Shell scripts, Golang, among other technologies. Marcell is skilled at communicating with the diverse parties involved in the infrastructure and development process to solve problems efficiently. He is passionate about his work and adapts quickly to new technologies, constantly looking to improve and learn.

It consultant Terraform • 6 yrsAWS • 6 yrsKubernetes • 6 yrsShellAnsiblePython 3CircleciDatadogGoLinuxVMwareWindows ServerCisco

+10

Ashima A

Canada

Hire Ashima

Senior Freelance It consultant Developer

I am a highly skilled Senior Software Engineer with 5 years of experience in developing, testing, and maintaining software systems and data pipelines. I have a strong background in full stack development, designing APIs, and implementing frameworks for complex web applications. My technical skills include Java, NoSQL, Git, SpringBoot, Jenkins, RESTful Webservices, Microservices, RabbitMQ, Apache Nifi, SQL, Azure, AWS, Redpanda, Kafka, Apache Flink, and Docker. In my previous roles, I have developed robust facade layers, created Jenkins pipelines for CI/CD, developed Flink applications, designed preprocessing workflows using Apache NiFi, designed data ingestion pipelines, implemented real-time data syncing solutions using Kafka, developed RESTful APIs and highly available services, led the development and implementation of systems, and mentored junior engineers. I have a Master of Technology in Computer Science and a Bachelor of Technology in Computer Science. I have also published research papers on mobility models for UAVs and energy-aware clustering based mobility models for FANETs.

It consultant Spring Boot • 5 yrsSQL • 5 yrsMicroservices • 5 yrsPostgreSQL • 5 yrsJava • 5 yrsAWS • 3 yrsDocker • 2 yrsApache NiFi • 1 yrsApache Flink • 1 yrsJenkinsAmazon S3Apache KafkaMockito

+10

Germán P

Argentina

Hire Germán

Senior It consultant Developer

Hello there! I'm a highly skilled QA Automation Engineer with 4 years of experience in the exciting world of IT. My passion lies in both Manual and Automation testing, and I take pride in adapting to diverse testing needs. I hold a Degree in Informatic Engineering and have expertise in Java, JavaScript, and C#. My toolbox includes industry-leading frameworks like Selenium, Appium, TestNG, Cucumber BDD, and NUnit, which help me drive efficient and reliable testing processes. What's more, I'm proudly certified with ISTQB Certified Tester Foundation Level, showcasing my strong foundation in testing principles and methodologies. I'm also no stranger to API testing with Postman and have a knack for data analysis. Being well-versed in agile methodologies, including Kanban, and certified as a practitioner of Scrum Fundamentals, I believe in the power of teamwork and collaboration to deliver high-quality results. Let's work together to make every project a success!

It consultant C# • 4 yrsSelenium • 4 yrsTest Automation • 4 yrsQA • 5 yrsManual testing • 4 yrsAppium • 4 yrsJava • 3 yrsApi testing • 3 yrsJavaScript • 1 yrsMySQLAzureGitHubVMwareScrumKanbanPostmanAgileCI/CDMicrosoft Power BI

+16