Senior Full-Stack Developer (Node.js + ReactJS + Go) in Sigma Software

We invite a Senior Full-Stack Engineer tojoin our AdTech project and beresponsible for translating our product vision and roadmap into best-in-class code and working with our clients tohelp build future-proof dynamic AI-powered products.CustomerWith the deprecation ofcookies and mobile IDs, addressability atscale has become anindustry-wide challenge. Working with partners with afuture-proofed audience strategy andID-lesssolution has become paramount, asithas toleverage highly engaging and impactful creative tocapture customers’ attention. While traditionally focusing onAI-powered audiences and geolocation, weare evolving with the industry torefocus onwhat truly matters inadvertising— creativity.Weleverage our powerful machine learning engine todeliver high-scale, dynamic creatives that shine inanative environment. Contextually relevant ads deliver greater results.ProjectThe software engineering team isthe engine that drives our ambition tobuild the world’s best mobile advertising platform. Togrow the team, we’re recruiting anadditional Senior Full-Stack Engineer. Asamember ofthe Development team, you will play akey role incontinuing todevelop aplatform composed ofthousands ofKubernetes containers and serving billions ofrequests per day.ResponsibilitiesDesign and implement large-scale software solutions and components using multiple technologies (Node.js, ReactJS, andGo are the main ones)Beagreat communicator tobeable toactively collaborate and get context for complex tasksFollow best engineering practices and company/client guidelinesPlay supervisory, advisory, and coaching role for less-senior engineers inthe teamBeanactive contributor toall team-related meetings, events, and ceremoniesContribute tocreating architectural and technical documentationPromote clean code and design patterns/principlesActively and permanently work onself-development and self-education, making lessons learned for further advancement tothe Principal positionRequirements5+years ofsoftware development experienceStrong experience with Node.js and ReactJSExperienced inGoSolid experience with SQL and NoSQL databases such asMySQL, PostgreSQL, Redis, Aerospike, and CassandraStrong experience inthe Linux command line environmentFamiliarity with AWS and TerraformExperience with CI/CD pipelines such asJenkins, GitHub, GitLabExperience with Docker and KubernetesFamiliarity with Spark, Hadoop, and ZookeeperUnderstanding ofthe business and ability totranslate business expectations into technical descriptionsAbility tomanage time and prioritiesStrong feeling ofownership and responsibilityAtleast anUpper-Intermediate level ofEnglishWould beaplus:Experience with Kafka, Kibana, ElasticsearchFamiliarity with OpenRTBExperience inAdTech domain (DSP/SSP/Ad exchange/Bidders)Personal profileProactive and personable professional with good communication skills and the ability towork inahighly collaborative international team environment.Запрошуємо Senior Full-Stack Engineer приєднатися донашого проєкту всфері AdTech івідповідати заперетворення нашого бачення продукту таплану дій унайкращий код, атакож співпрацювати знашими клієнтами для створення перспективних інноваційних продуктів наосновand artificial intelligence. ClientWith the change of cookies and mobile identifiers, large-scale targeting has become a challenge for the entire industry. Cooperation with partners who have a promising strategy of working with an audience without identifiers has become a top priority, because in order to attract the attention of customers, it is necessary to use extremely attractive and effective creative solutions. Although we traditionally focus on audiences based on artificial intelligence and geolocation, we are evolving together with the industry to refocus on what really matters in advertising—creativity. We use our powerful machine learning engine to create large-scale, dynamic creatives that look great in their environment. Contextually relevant advertising shows better results. ProjectThe software development team is the engine that drives our desire to create the world's best mobile advertising platform. To expand the team, we are hiring a Senior Full-Stack Engineer. As a member of the development team, you will play a key role in the further development of the platform, which consists of thousands of Kubernetes containers and serves billions of requests per day. Responsibilities Design and implement large-scale software solutions and components using various technologies (Node.js, ReactJS and Go are the main ones) Have excellent communication skills to be able to actively collaborate and understand the context for complex tasks Adhere to best engineering practices and company/client guidelines Serve as a leader, consultant, and mentor to lower-level engineers on the team Actively participate in all team-related meetings, events, and formal procedures Participate in the creation of architectural and technical documentation Contribute to writing clean code and adherence to design patterns/principles Actively proactive to work on self-development and self-education, to draw conclusions from the acquired experience for further promotion of the Principal Requirements 5+ years of software development experience Extensive experience working with Node.js and ReactJS Experience working with Go Extensive experience working with SQL and NoSQL databases such as MySQL, PostgreSQL, Redis, Aerospike and Cassandra Experience working in a Linux command line environment Knowledge of AWS and Terraform Experience with CI/CD pipelines such as Jenkins, GitHub, GitLab Experience with Docker and Kubernetes Knowledge of Spark, Hadoop and Zookeeper Business understanding and the ability to translate business expectations into technical descriptions Ability to manage time and priorities Strong sense of responsibility and involvement Proficiency in English at least Upper-Intermediate An advantage will be: Experience with Kafka, Kibana, Elasticsearch Knowledge OpenRTBExperience in AdTech (DSP/SSP/Ad Exchanges/Tenders)Personal details: Proactive and communicative professional with good communication skills and ability to work in an international team with a high level of interaction.