# Kristina U. Kosina > Software engineer Location: San Francisco, California, United States Profile: https://flows.cv/kristinaukosina Product-minded software engineer with background in science and technology journalism Languages | TypeScript, Go, JavaScript, SQL, Java, Python Technology | AWS, PostgreSQL, Elasticsearch Industry Tools | Redash, Datadog, AG Grid, Tailwind, Cypress, Jest, Figma, Amplitude ## Work Experience ### Software Engineer @ Join Jan 2019 – Present | San Francisco Bay Area • SWE Apprentice → SWE II; API design, frontend arch, cross-team standards • Owned end-to-end design and delivery of customer-facing backend and frontend APIs, partnering with product and design to translate ambiguous requirements into scalable solutions • Drove product decisions through data - Redash, Amplitude, custom Datadog dashboards • Co-led library evaluation and migration enabling revamp of legacy features with measurable increase in feature adoption • Wrote tests for untested legacy code across the stack, drove Cypress adoption, cutting flaky tests and runtime • Rapid prototyping to challenge UX assumptions before committing to implementation • Design system member ### QA Engineer, Contract @ Grid Net Jan 2017 – Jan 2018 | San Francisco Bay Area • Performed end-to-end functional and regression testing of GridNet’s smart-grid platform • Closely collaborated with engineers on embedded, server, and operations teams • Thoroughly documented all issues in defect tracking system, including steps to reproduce, expected behavior, and both device firmware and server logs, as appropriate (Edgewall Trac) • Enhanced and maintained existing SoapUI-based automated test suite of webservice APIs • Automated testing of external B2B integration interfaces (bash, openssl client, XML) • Participated in development of RESTful API test suite for new IoT platform (oneM2M/JSON) • Managed test plans, enhanced test case definitions, and tracked concurrent releases of multiple products (TestLink) ### Editor of Science, IT @ DELFI Lietuva Jan 2015 – Jan 2016 • responsible for all science & tech content lifecycle, user experience, and CMS materials for premier online media outlet in Lithuania with monthly audience surpassing 1 million • reviewed hardware and software products with focus on UX and simplicity
 • monitored audience behavior using regional analytics tools and databases, Google Analytics, and Facebook Insights (averaged double the monthly audience of the closest competitor, with a peak lead of 700+ percent.) 
• co-created and implemented company’s social media strategy on the DELFI.lt science and technology Facebook page, growing its following over 35 percent in nine months (the organic post and total reach grew approximately 4x YOY)
 • gathered information, worked with statistical and analytical data on public and business organizations, analyzed white papers and news bulletins, conducted interviews • covered domestic and worldwide science and technology news at largest tech events in Europe (Mobile World Congress, Huawei, and Samsung product launch events) ### Communication specialist @ Vilnius Gediminas Technical University Jan 2014 – Jan 2015 • planned and organized communication campaigns of events and science production, measured effectiveness of messages, tracked trends in media monitoring data, drew conclusions, and analyzed possible effects. Researched competitors’ campaigns and delivered comparative analysis 
• directed internal communication while promoting university faculties’ achievements, current research topics, events and awards
 • organized interviews, gathered data, analyzed information, developed press releases, news articles and stories for national online and print media ### Journalist, Daily editor, Editor of Education, Science and Technology @ Online portal Bernardinai.lt Jan 2008 – Jan 2013 | Vilnius • key member of a team responsible for launching a new design and content management system for the online newspaper production
 • evaluated engagement using Google Analytics and Facebook Insights. Revamped company’s social media presence by designing new analytics-driven content strategy resulting in 10x Facebook profile engagement over the course of one year
 • developed strategy for science and technology columns, managed relationships with freelance authors; edited pieces of information suggested for publication 
• responsible for planning the general aspect of online news portal operations, supervised colleagues in development of newsworthy stories and interviews
 • gathered information, worked with statistical and analytical data of public and business organizations, white papers, news bulletins, and interviewees, published stories ### Multimedia workshop (working with Berta Tilmantaite) @ Vilnius University Faculty of Communication Jan 2012 – Jan 2012 | Vilnius Generalized educational experience and planed a workshops to further expand the knowledge of approximately 10 -12 graduate-level journalism students in field of new media forms (sound slides, multimedia projects). Methodical, organized and creative work with multimedia theory and practical knowledge, taking in account the effectiveness of ‘new media’ messages. Lead effort to develop students’ collaborative skills and experience in advanced multimedia storytelling. ### Journalism Internship at National Radio and Television (Lithuanian National Radio) @ LRT Jan 2008 – Jan 2008 | Vilnius Suggested themes for features at daily morning radio program; conducted interviews with sources, and anyone directly involved in story; collected and analyzed information on stories; research skills; features on politics, sustainable development, arts; sound editing skills; working in a big and dynamic team. ### Journalist @ Magazine 'Building and Architecture' Jan 2007 – Jan 2008 | Vilnius Suggested themes for analytical articles; collected and analyzed information; conducted interviews with sources, and others directly involved in story. Developed research skills while composing features and interviews on politics, building, architecture, sustainable development. ### Journalism Internship @ Regional Newspaper 'Santaka' Jan 2007 – Jan 2007 | Vilkaviškis Edited press releases and news bulletins; collected and analyzed information on news stories, wrote news stories and collaborated with editors prior to publication; conducted interviews in person and by telephone; gained experience at regional office level. ### Journalism Internship @ National Newspaper 'Respublika' Jan 2006 – Jan 2006 | Vilnius Edited press releases and news bulletins; collected and analyzed information on news stories; wrote news stories; attended press conferences, briefings and events; conducted interviews in person and by telephone; worked with tight deadlines on front-page stories. ## Education ### Computer Software Engineering Hackbright Academy ### Master's degree in Political sciences (Politics and Media studies) Institute of International Relations and Political Science (Vilnius University) ### Bachelor's degree in Information and Communication studies (Journalism studies) Institute of Journalism, Faculty of Communication (Vilnius University) ## Contact & Social - LinkedIn: https://linkedin.com/in/kkosina --- Source: https://flows.cv/kristinaukosina JSON Resume: https://flows.cv/kristinaukosina/resume.json Last updated: 2026-04-10